/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/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/loops/eureka_01-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 17:37:08,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 17:37:08,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 17:37:08,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-02 17:37:08,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-02 17:37:08,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-02 17:37:08,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-02 17:37:08,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-02 17:37:08,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-02 17:37:08,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-02 17:37:08,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-02 17:37:08,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-02 17:37:08,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-02 17:37:08,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-02 17:37:08,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-02 17:37:08,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-02 17:37:08,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-02 17:37:08,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-02 17:37:08,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-02 17:37:08,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-02 17:37:08,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-02 17:37:08,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-02 17:37:08,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-02 17:37:08,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-02 17:37:08,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-02 17:37:08,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 17:37:08,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 17:37:08,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 17:37:08,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2021-05-02 17:37:08,365 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 17:37:08,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 17:37:08,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 17:37:08,367 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 17:37:08,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 17:37:08,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 17:37:08,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 17:37:08,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 17:37:08,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 17:37:08,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 17:37:08,368 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 17:37:08,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 17:37:08,368 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 17:37:08,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 17:37:08,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 17:37:08,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 17:37:08,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-02 17:37:08,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 17:37:08,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 17:37:08,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 17:37:08,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 17:37:08,373 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-05-02 17:37:08,374 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 17:37:08,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 17:37:08,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 17:37:08,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 17:37:08,719 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 17:37:08,720 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 17:37:08,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/eureka_01-1.c [2021-05-02 17:37:08,785 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/584ec961b/8dd942f76b964121900814f0caf71e70/FLAG853111225 [2021-05-02 17:37:09,183 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 17:37:09,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/eureka_01-1.c [2021-05-02 17:37:09,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/584ec961b/8dd942f76b964121900814f0caf71e70/FLAG853111225 [2021-05-02 17:37:09,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/584ec961b/8dd942f76b964121900814f0caf71e70 [2021-05-02 17:37:09,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 17:37:09,579 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-02 17:37:09,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 17:37:09,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 17:37:09,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 17:37:09,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4322e8f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09, skipping insertion in model container [2021-05-02 17:37:09,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 17:37:09,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 17:37:09,750 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 17:37:09,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 17:37:09,790 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 17:37:09,801 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 17:37:09,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 17:37:09,834 INFO L208 MainTranslator]: Completed translation [2021-05-02 17:37:09,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09 WrapperNode [2021-05-02 17:37:09,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 17:37:09,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 17:37:09,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 17:37:09,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 17:37:09,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (1/1) ... [2021-05-02 17:37:09,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 17:37:09,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 17:37:09,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 17:37:09,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 17:37:09,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (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 17:37:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 17:37:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 17:37:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 17:37:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 17:37:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 17:37:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 17:37:10,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 17:37:10,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 17:37:10,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 17:37:10,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 17:37:10,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 17:37:10,368 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 17:37:10,368 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-05-02 17:37:10,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 05:37:10 BoogieIcfgContainer [2021-05-02 17:37:10,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 17:37:10,370 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2021-05-02 17:37:10,370 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2021-05-02 17:37:10,371 INFO L275 PluginConnector]: IcfgTransformer initialized [2021-05-02 17:37:10,373 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 05:37:10" (1/1) ... [2021-05-02 17:37:10,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 02.05 05:37:10 BasicIcfg [2021-05-02 17:37:10,390 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2021-05-02 17:37:10,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 17:37:10,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 17:37:10,393 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 17:37:10,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 05:37:09" (1/4) ... [2021-05-02 17:37:10,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a0d985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 05:37:10, skipping insertion in model container [2021-05-02 17:37:10,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 05:37:09" (2/4) ... [2021-05-02 17:37:10,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a0d985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 05:37:10, skipping insertion in model container [2021-05-02 17:37:10,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 05:37:10" (3/4) ... [2021-05-02 17:37:10,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63a0d985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.05 05:37:10, skipping insertion in model container [2021-05-02 17:37:10,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 02.05 05:37:10" (4/4) ... [2021-05-02 17:37:10,396 INFO L111 eAbstractionObserver]: Analyzing ICFG eureka_01-1.cJordan [2021-05-02 17:37:10,404 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2021-05-02 17:37:10,408 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 17:37:10,422 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 17:37:10,445 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 17:37:10,445 INFO L377 AbstractCegarLoop]: Hoare is false [2021-05-02 17:37:10,446 INFO L378 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2021-05-02 17:37:10,446 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 17:37:10,446 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 17:37:10,446 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 17:37:10,446 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 17:37:10,446 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 17:37:10,463 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 17:37:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-02 17:37:10,471 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:10,472 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 17:37:10,472 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:10,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:10,477 INFO L82 PathProgramCache]: Analyzing trace with hash -950788698, now seen corresponding path program 1 times [2021-05-02 17:37:10,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:10,485 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785484143] [2021-05-02 17:37:10,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:10,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:10,783 INFO 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 17:37:10,784 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:10,784 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785484143] [2021-05-02 17:37:10,784 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785484143] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 17:37:10,784 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 17:37:10,785 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-02 17:37:10,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257616875] [2021-05-02 17:37:10,788 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-02 17:37:10,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:10,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-02 17:37:10,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-02 17:37:10,801 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 17:37:10,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:10,876 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2021-05-02 17:37:10,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-02 17:37:10,878 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 17:37:10,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:10,883 INFO L225 Difference]: With dead ends: 39 [2021-05-02 17:37:10,883 INFO L226 Difference]: Without dead ends: 32 [2021-05-02 17:37:10,885 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 61.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-02 17:37:10,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-05-02 17:37:10,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2021-05-02 17:37:10,908 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 17:37:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2021-05-02 17:37:10,909 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 38 transitions. Word has length 19 [2021-05-02 17:37:10,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:10,910 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-05-02 17:37:10,910 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 17:37:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2021-05-02 17:37:10,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-05-02 17:37:10,911 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:10,911 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 17:37:10,911 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 17:37:10,911 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:10,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:10,912 INFO L82 PathProgramCache]: Analyzing trace with hash -1860236376, now seen corresponding path program 1 times [2021-05-02 17:37:10,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:10,912 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010377474] [2021-05-02 17:37:10,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:11,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:11,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 17:37:11,021 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:11,022 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010377474] [2021-05-02 17:37:11,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010377474] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 17:37:11,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 17:37:11,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-02 17:37:11,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253069734] [2021-05-02 17:37:11,023 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-02 17:37:11,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:11,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-02 17:37:11,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 17:37:11,024 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 17:37:11,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:11,162 INFO L93 Difference]: Finished difference Result 60 states and 74 transitions. [2021-05-02 17:37:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-02 17:37:11,163 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 17:37:11,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:11,166 INFO L225 Difference]: With dead ends: 60 [2021-05-02 17:37:11,166 INFO L226 Difference]: Without dead ends: 48 [2021-05-02 17:37:11,167 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 34.6ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 17:37:11,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-05-02 17:37:11,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 34. [2021-05-02 17:37:11,175 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 17:37:11,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions. [2021-05-02 17:37:11,178 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 40 transitions. Word has length 19 [2021-05-02 17:37:11,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:11,178 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-05-02 17:37:11,179 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 17:37:11,179 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2021-05-02 17:37:11,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-05-02 17:37:11,181 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:11,181 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 17:37:11,182 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-02 17:37:11,182 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:11,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:11,184 INFO L82 PathProgramCache]: Analyzing trace with hash 600491494, now seen corresponding path program 1 times [2021-05-02 17:37:11,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:11,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9639170] [2021-05-02 17:37:11,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:11,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:11,407 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 17:37:11,407 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:11,408 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9639170] [2021-05-02 17:37:11,408 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9639170] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:11,408 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592028795] [2021-05-02 17:37:11,408 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 17:37:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:11,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-02 17:37:11,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:11,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:11,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:11,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:11,598 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 17:37:11,600 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:11,613 INFO L628 ElimStorePlain]: treesize reduction 7, result has 72.0 percent of original size [2021-05-02 17:37:11,616 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:37:11,617 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:18 [2021-05-02 17:37:11,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:11,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:11,689 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 17:37:11,691 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:11,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:11,694 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 17:37:11,694 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2021-05-02 17:37:11,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:11,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:11,751 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 17:37:11,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592028795] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:11,751 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:11,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2021-05-02 17:37:11,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063255532] [2021-05-02 17:37:11,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-02 17:37:11,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:11,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-02 17:37:11,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-05-02 17:37:11,757 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 17:37:12,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:12,059 INFO L93 Difference]: Finished difference Result 76 states and 95 transitions. [2021-05-02 17:37:12,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 17:37:12,060 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 17:37:12,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:12,063 INFO L225 Difference]: With dead ends: 76 [2021-05-02 17:37:12,064 INFO L226 Difference]: Without dead ends: 76 [2021-05-02 17:37:12,064 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 216.2ms TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2021-05-02 17:37:12,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-05-02 17:37:12,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 55. [2021-05-02 17:37:12,075 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 17:37:12,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 67 transitions. [2021-05-02 17:37:12,081 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 67 transitions. Word has length 25 [2021-05-02 17:37:12,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:12,082 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 67 transitions. [2021-05-02 17:37:12,082 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 17:37:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2021-05-02 17:37:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-05-02 17:37:12,083 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:12,083 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 17:37:12,296 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-05-02 17:37:12,297 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:12,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:12,298 INFO L82 PathProgramCache]: Analyzing trace with hash 89957317, now seen corresponding path program 1 times [2021-05-02 17:37:12,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:12,298 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515576874] [2021-05-02 17:37:12,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:12,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:12,373 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 17:37:12,384 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:12,384 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515576874] [2021-05-02 17:37:12,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515576874] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 17:37:12,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 17:37:12,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-02 17:37:12,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245639769] [2021-05-02 17:37:12,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 17:37:12,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:12,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 17:37:12,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 17:37:12,387 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 17:37:12,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:12,466 INFO L93 Difference]: Finished difference Result 57 states and 69 transitions. [2021-05-02 17:37:12,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-02 17:37:12,466 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 17:37:12,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:12,470 INFO L225 Difference]: With dead ends: 57 [2021-05-02 17:37:12,470 INFO L226 Difference]: Without dead ends: 57 [2021-05-02 17:37:12,471 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.1ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-02 17:37:12,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-05-02 17:37:12,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2021-05-02 17:37:12,479 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 17:37:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2021-05-02 17:37:12,481 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 25 [2021-05-02 17:37:12,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:12,481 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2021-05-02 17:37:12,481 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 17:37:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2021-05-02 17:37:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-05-02 17:37:12,482 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:12,482 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 17:37:12,482 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-02 17:37:12,482 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:12,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:12,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1971894797, now seen corresponding path program 1 times [2021-05-02 17:37:12,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:12,483 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910335355] [2021-05-02 17:37:12,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:12,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:12,614 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 17:37:12,614 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:12,614 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910335355] [2021-05-02 17:37:12,614 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910335355] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:12,614 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883742633] [2021-05-02 17:37:12,614 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 17:37:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:12,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-02 17:37:12,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:12,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:12,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:12,802 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 17:37:12,803 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883742633] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:12,803 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:12,803 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2021-05-02 17:37:12,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603134725] [2021-05-02 17:37:12,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-02 17:37:12,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:12,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-02 17:37:12,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-05-02 17:37:12,805 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 17:37:12,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:12,955 INFO L93 Difference]: Finished difference Result 94 states and 117 transitions. [2021-05-02 17:37:12,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-02 17:37:12,956 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 17:37:12,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:12,957 INFO L225 Difference]: With dead ends: 94 [2021-05-02 17:37:12,957 INFO L226 Difference]: Without dead ends: 94 [2021-05-02 17:37:12,957 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 79.0ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-05-02 17:37:12,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-05-02 17:37:12,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 68. [2021-05-02 17:37:12,962 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 17:37:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 84 transitions. [2021-05-02 17:37:12,962 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 84 transitions. Word has length 28 [2021-05-02 17:37:12,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:12,963 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 84 transitions. [2021-05-02 17:37:12,963 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 17:37:12,963 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2021-05-02 17:37:12,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-05-02 17:37:12,964 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:12,964 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 17:37:13,164 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:37:13,165 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:13,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:13,165 INFO L82 PathProgramCache]: Analyzing trace with hash -190528417, now seen corresponding path program 1 times [2021-05-02 17:37:13,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:13,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543417406] [2021-05-02 17:37:13,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:13,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:13,293 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 17:37:13,293 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:13,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543417406] [2021-05-02 17:37:13,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543417406] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:13,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844755395] [2021-05-02 17:37:13,294 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 17:37:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:13,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-02 17:37:13,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:13,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:13,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:13,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:13,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:13,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:13,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:13,504 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 17:37:13,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844755395] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:13,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:13,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 17:37:13,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164560687] [2021-05-02 17:37:13,506 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 17:37:13,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:13,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 17:37:13,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-05-02 17:37:13,507 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 17:37:13,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:13,814 INFO L93 Difference]: Finished difference Result 165 states and 213 transitions. [2021-05-02 17:37:13,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 17:37:13,814 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 17:37:13,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:13,815 INFO L225 Difference]: With dead ends: 165 [2021-05-02 17:37:13,815 INFO L226 Difference]: Without dead ends: 165 [2021-05-02 17:37:13,816 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 107.9ms TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-05-02 17:37:13,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-05-02 17:37:13,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 87. [2021-05-02 17:37:13,822 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 17:37:13,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 110 transitions. [2021-05-02 17:37:13,823 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 110 transitions. Word has length 28 [2021-05-02 17:37:13,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:13,823 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 110 transitions. [2021-05-02 17:37:13,823 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 17:37:13,824 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2021-05-02 17:37:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-02 17:37:13,824 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:13,825 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 17:37:14,040 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:37:14,041 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:14,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:14,042 INFO L82 PathProgramCache]: Analyzing trace with hash -85381645, now seen corresponding path program 1 times [2021-05-02 17:37:14,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:14,042 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752287854] [2021-05-02 17:37:14,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:14,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:14,684 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 17:37:14,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:14,684 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752287854] [2021-05-02 17:37:14,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752287854] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:14,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936095371] [2021-05-02 17:37:14,685 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 17:37:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:14,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 28 conjunts are in the unsatisfiable core [2021-05-02 17:37:14,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:14,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,807 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 17:37:14,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:14,821 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:14,824 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 17:37:14,824 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:31, output treesize:21 [2021-05-02 17:37:14,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,861 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 17:37:14,863 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:14,875 INFO L628 ElimStorePlain]: treesize reduction 4, result has 84.0 percent of original size [2021-05-02 17:37:14,876 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:37:14,876 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:21 [2021-05-02 17:37:14,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,980 INFO L354 Elim1Store]: treesize reduction 64, result has 19.0 percent of original size [2021-05-02 17:37:14,981 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 17:37:14,984 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:14,994 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:14,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:14,997 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 17:37:14,997 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:43, output treesize:41 [2021-05-02 17:37:14,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,333 INFO L354 Elim1Store]: treesize reduction 29, result has 12.1 percent of original size [2021-05-02 17:37:15,333 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 17:37:15,336 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:15,341 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:15,343 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 17:37:15,343 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:40, output treesize:3 [2021-05-02 17:37:15,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:15,398 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 17:37:15,398 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936095371] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:15,398 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:15,398 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13] total 27 [2021-05-02 17:37:15,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234933520] [2021-05-02 17:37:15,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-02 17:37:15,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:15,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-02 17:37:15,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=594, Unknown=0, NotChecked=0, Total=702 [2021-05-02 17:37:15,402 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 17:37:16,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:16,980 INFO L93 Difference]: Finished difference Result 223 states and 288 transitions. [2021-05-02 17:37:16,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-02 17:37:16,981 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 17:37:16,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:16,983 INFO L225 Difference]: With dead ends: 223 [2021-05-02 17:37:16,983 INFO L226 Difference]: Without dead ends: 223 [2021-05-02 17:37:16,984 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 553 ImplicationChecksByTransitivity, 1366.1ms TimeCoverageRelationStatistics Valid=430, Invalid=1826, Unknown=0, NotChecked=0, Total=2256 [2021-05-02 17:37:16,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-05-02 17:37:16,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 89. [2021-05-02 17:37:16,991 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 17:37:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 114 transitions. [2021-05-02 17:37:16,993 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 114 transitions. Word has length 31 [2021-05-02 17:37:16,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:16,993 INFO L480 AbstractCegarLoop]: Abstraction has 89 states and 114 transitions. [2021-05-02 17:37:16,993 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 17:37:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2021-05-02 17:37:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-05-02 17:37:16,994 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:16,994 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 17:37:17,203 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:37:17,203 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:17,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:17,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1897789399, now seen corresponding path program 2 times [2021-05-02 17:37:17,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:17,204 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530180624] [2021-05-02 17:37:17,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:17,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:17,390 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 17:37:17,390 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:17,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530180624] [2021-05-02 17:37:17,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530180624] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:17,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [235094243] [2021-05-02 17:37:17,390 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 17:37:17,477 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 17:37:17,478 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:37:17,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-02 17:37:17,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:17,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,510 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 17:37:17,511 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:17,516 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:17,517 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:37:17,517 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:22 [2021-05-02 17:37:17,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:17,570 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 17:37:17,574 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:17,582 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:17,584 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 17:37:17,584 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:42, output treesize:18 [2021-05-02 17:37:17,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,631 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 17:37:17,634 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:17,635 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:17,636 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 17:37:17,636 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2021-05-02 17:37:17,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:17,676 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 17:37:17,676 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [235094243] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:17,676 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:17,676 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 15 [2021-05-02 17:37:17,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374807046] [2021-05-02 17:37:17,677 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-02 17:37:17,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:17,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-02 17:37:17,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-05-02 17:37:17,678 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 17:37:18,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:18,023 INFO L93 Difference]: Finished difference Result 167 states and 216 transitions. [2021-05-02 17:37:18,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-02 17:37:18,024 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 17:37:18,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:18,025 INFO L225 Difference]: With dead ends: 167 [2021-05-02 17:37:18,025 INFO L226 Difference]: Without dead ends: 167 [2021-05-02 17:37:18,025 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 26 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 246.3ms TimeCoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2021-05-02 17:37:18,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-05-02 17:37:18,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 99. [2021-05-02 17:37:18,030 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 17:37:18,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 129 transitions. [2021-05-02 17:37:18,032 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 129 transitions. Word has length 31 [2021-05-02 17:37:18,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:18,032 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 129 transitions. [2021-05-02 17:37:18,032 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 17:37:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 129 transitions. [2021-05-02 17:37:18,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-05-02 17:37:18,033 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:18,033 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 17:37:18,248 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:37:18,249 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:18,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:18,249 INFO L82 PathProgramCache]: Analyzing trace with hash 873363003, now seen corresponding path program 1 times [2021-05-02 17:37:18,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:18,249 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440779397] [2021-05-02 17:37:18,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:18,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:18,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-05-02 17:37:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:18,353 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 17:37:18,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:18,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440779397] [2021-05-02 17:37:18,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440779397] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:18,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702038147] [2021-05-02 17:37:18,354 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 17:37:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:18,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-02 17:37:18,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:18,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:18,525 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 17:37:18,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1702038147] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:18,526 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:18,526 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 17:37:18,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534664419] [2021-05-02 17:37:18,526 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 17:37:18,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:18,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 17:37:18,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-05-02 17:37:18,527 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 17:37:18,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:18,725 INFO L93 Difference]: Finished difference Result 193 states and 250 transitions. [2021-05-02 17:37:18,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 17:37:18,725 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 17:37:18,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:18,726 INFO L225 Difference]: With dead ends: 193 [2021-05-02 17:37:18,726 INFO L226 Difference]: Without dead ends: 169 [2021-05-02 17:37:18,727 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 112.6ms TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-05-02 17:37:18,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-05-02 17:37:18,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 118. [2021-05-02 17:37:18,733 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 17:37:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 153 transitions. [2021-05-02 17:37:18,734 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 153 transitions. Word has length 33 [2021-05-02 17:37:18,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:18,734 INFO L480 AbstractCegarLoop]: Abstraction has 118 states and 153 transitions. [2021-05-02 17:37:18,734 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 17:37:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions. [2021-05-02 17:37:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-05-02 17:37:18,735 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:18,736 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 17:37:18,948 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:37:18,949 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:18,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:18,949 INFO L82 PathProgramCache]: Analyzing trace with hash 2112270400, now seen corresponding path program 2 times [2021-05-02 17:37:18,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:18,950 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205803038] [2021-05-02 17:37:18,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:19,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:19,037 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 17:37:19,037 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:19,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205803038] [2021-05-02 17:37:19,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205803038] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:19,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013807803] [2021-05-02 17:37:19,037 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 17:37:19,121 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 17:37:19,122 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:37:19,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-02 17:37:19,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:19,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:19,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:19,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:19,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:19,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:19,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:19,224 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 17:37:19,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013807803] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:19,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:19,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 17:37:19,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170652295] [2021-05-02 17:37:19,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 17:37:19,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:19,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 17:37:19,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-05-02 17:37:19,226 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 17:37:19,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:37:19,504 INFO L93 Difference]: Finished difference Result 207 states and 266 transitions. [2021-05-02 17:37:19,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-02 17:37:19,505 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 17:37:19,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:37:19,508 INFO L225 Difference]: With dead ends: 207 [2021-05-02 17:37:19,508 INFO L226 Difference]: Without dead ends: 207 [2021-05-02 17:37:19,508 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 129.3ms TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2021-05-02 17:37:19,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2021-05-02 17:37:19,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 160. [2021-05-02 17:37:19,523 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 17:37:19,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 208 transitions. [2021-05-02 17:37:19,530 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 208 transitions. Word has length 34 [2021-05-02 17:37:19,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:37:19,530 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 208 transitions. [2021-05-02 17:37:19,531 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 17:37:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2021-05-02 17:37:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-02 17:37:19,531 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:37:19,532 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 17:37:19,732 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-05-02 17:37:19,732 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:37:19,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:37:19,733 INFO L82 PathProgramCache]: Analyzing trace with hash -848526202, now seen corresponding path program 3 times [2021-05-02 17:37:19,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:37:19,733 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175360474] [2021-05-02 17:37:19,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:37:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:20,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:37:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:37:20,450 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 17:37:20,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:37:20,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175360474] [2021-05-02 17:37:20,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175360474] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:20,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1954675234] [2021-05-02 17:37:20,451 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 17:37:20,596 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-05-02 17:37:20,597 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:37:20,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 49 conjunts are in the unsatisfiable core [2021-05-02 17:37:20,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:37:20,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,626 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 17:37:20,628 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:20,644 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:20,649 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 17:37:20,649 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:53 [2021-05-02 17:37:20,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:20,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:20,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:20,737 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-05-02 17:37:20,738 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 17:37:20,740 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:20,769 INFO L628 ElimStorePlain]: treesize reduction 4, result has 93.0 percent of original size [2021-05-02 17:37:20,770 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:37:20,770 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:61, output treesize:53 [2021-05-02 17:37:20,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:20,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:20,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:37:20,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:20,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:20,957 INFO L354 Elim1Store]: treesize reduction 173, result has 16.8 percent of original size [2021-05-02 17:37:20,957 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 17:37:20,977 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:20,999 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:21,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,003 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 17:37:21,003 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:82, output treesize:80 [2021-05-02 17:37:21,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:21,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:21,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:21,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:21,247 INFO L354 Elim1Store]: treesize reduction 306, result has 15.0 percent of original size [2021-05-02 17:37:21,248 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 17:37:21,252 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:21,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:21,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,306 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 17:37:21,306 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:102, output treesize:106 [2021-05-02 17:37:21,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:21,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,379 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 59 [2021-05-02 17:37:23,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:23,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,702 WARN L205 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-05-02 17:37:27,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:27,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,886 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 82 [2021-05-02 17:37:29,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:29,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:30,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:30,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:30,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,142 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 84 [2021-05-02 17:37:32,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:32,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,331 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 91 [2021-05-02 17:37:34,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:34,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,565 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 91 [2021-05-02 17:37:36,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:36,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:37:37,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:37,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:37:37,380 INFO L354 Elim1Store]: treesize reduction 128, result has 8.6 percent of original size [2021-05-02 17:37:37,381 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 17:37:37,387 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:37:37,401 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:37:37,404 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 17:37:37,404 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:91, output treesize:3 [2021-05-02 17:37:37,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:37:37,522 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 17:37:37,522 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1954675234] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:37:37,522 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:37:37,522 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 36 [2021-05-02 17:37:37,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022914476] [2021-05-02 17:37:37,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-02 17:37:37,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:37:37,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-02 17:37:37,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=1129, Unknown=0, NotChecked=0, Total=1260 [2021-05-02 17:37:37,525 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 17:37:40,904 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 52 [2021-05-02 17:37:46,206 WARN L205 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-05-02 17:37:51,223 WARN L205 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 123 DAG size of output: 87 [2021-05-02 17:37:51,524 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 69 [2021-05-02 17:37:56,742 WARN L205 SmtUtils]: Spent 5.12 s on a formula simplification. DAG size of input: 130 DAG size of output: 85 [2021-05-02 17:37:57,306 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 69 [2021-05-02 17:38:01,793 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 69 [2021-05-02 17:38:06,277 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 71 [2021-05-02 17:38:13,664 WARN L205 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 104 DAG size of output: 50 [2021-05-02 17:38:23,859 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2021-05-02 17:38:33,667 WARN L205 SmtUtils]: Spent 5.23 s on a formula simplification. DAG size of input: 131 DAG size of output: 81 [2021-05-02 17:38:40,008 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2021-05-02 17:38:54,102 WARN L205 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 119 DAG size of output: 83 [2021-05-02 17:38:58,270 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 141 DAG size of output: 64 [2021-05-02 17:39:02,886 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 139 DAG size of output: 83 [2021-05-02 17:39:12,050 WARN L205 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 120 DAG size of output: 79 [2021-05-02 17:39:12,350 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 68 [2021-05-02 17:39:15,203 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2021-05-02 17:39:22,833 WARN L205 SmtUtils]: Spent 7.29 s on a formula simplification. DAG size of input: 130 DAG size of output: 83 [2021-05-02 17:39:30,764 WARN L205 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 128 DAG size of output: 81 [2021-05-02 17:39:44,352 WARN L205 SmtUtils]: Spent 5.46 s on a formula simplification. DAG size of input: 126 DAG size of output: 80 [2021-05-02 17:39:48,734 WARN L205 SmtUtils]: Spent 4.15 s on a formula simplification. DAG size of input: 102 DAG size of output: 78 [2021-05-02 17:39:51,840 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 66 [2021-05-02 17:39:52,437 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 54 [2021-05-02 17:40:00,550 WARN L205 SmtUtils]: Spent 8.04 s on a formula simplification. DAG size of input: 125 DAG size of output: 89 [2021-05-02 17:40:01,059 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 71 [2021-05-02 17:40:16,011 WARN L205 SmtUtils]: Spent 4.80 s on a formula simplification. DAG size of input: 115 DAG size of output: 78 [2021-05-02 17:40:25,636 WARN L205 SmtUtils]: Spent 8.87 s on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2021-05-02 17:40:25,897 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 68 [2021-05-02 17:40:32,440 WARN L205 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 129 DAG size of output: 71 [2021-05-02 17:40:34,701 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 64 [2021-05-02 17:40:35,812 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 66 [2021-05-02 17:40:42,094 WARN L205 SmtUtils]: Spent 6.10 s on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2021-05-02 17:40:50,568 WARN L205 SmtUtils]: Spent 4.27 s on a formula simplification. DAG size of input: 99 DAG size of output: 75 [2021-05-02 17:40:57,257 WARN L205 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 135 DAG size of output: 81 [2021-05-02 17:41:00,462 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 137 DAG size of output: 78 [2021-05-02 17:41:07,155 WARN L205 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 114 DAG size of output: 74 [2021-05-02 17:41:17,669 WARN L205 SmtUtils]: Spent 8.24 s on a formula simplification. DAG size of input: 126 DAG size of output: 85 [2021-05-02 17:41:30,333 WARN L205 SmtUtils]: Spent 8.22 s on a formula simplification. DAG size of input: 115 DAG size of output: 83 [2021-05-02 17:41:34,560 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2021-05-02 17:41:44,921 WARN L205 SmtUtils]: Spent 8.26 s on a formula simplification. DAG size of input: 117 DAG size of output: 85 [2021-05-02 17:41:53,245 WARN L205 SmtUtils]: Spent 8.25 s on a formula simplification. DAG size of input: 119 DAG size of output: 87 [2021-05-02 17:41:55,801 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 62 [2021-05-02 17:42:06,307 WARN L205 SmtUtils]: Spent 8.27 s on a formula simplification. DAG size of input: 116 DAG size of output: 74 [2021-05-02 17:42:18,679 WARN L205 SmtUtils]: Spent 8.13 s on a formula simplification. DAG size of input: 105 DAG size of output: 72 [2021-05-02 17:42:30,885 WARN L205 SmtUtils]: Spent 8.13 s on a formula simplification. DAG size of input: 107 DAG size of output: 74 [2021-05-02 17:42:39,087 WARN L205 SmtUtils]: Spent 8.15 s on a formula simplification. DAG size of input: 109 DAG size of output: 76 [2021-05-02 17:42:49,606 WARN L205 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 140 DAG size of output: 64 [2021-05-02 17:43:21,004 WARN L205 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-05-02 17:43:26,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:43:26,814 INFO L93 Difference]: Finished difference Result 656 states and 839 transitions. [2021-05-02 17:43:26,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-05-02 17:43:26,815 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 17:43:26,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:43:26,818 INFO L225 Difference]: With dead ends: 656 [2021-05-02 17:43:26,818 INFO L226 Difference]: Without dead ends: 615 [2021-05-02 17:43:26,821 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4146 ImplicationChecksByTransitivity, 335279.1ms TimeCoverageRelationStatistics Valid=1860, Invalid=11206, Unknown=44, NotChecked=0, Total=13110 [2021-05-02 17:43:26,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2021-05-02 17:43:26,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 216. [2021-05-02 17:43:26,836 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 17:43:26,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 293 transitions. [2021-05-02 17:43:26,837 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 293 transitions. Word has length 37 [2021-05-02 17:43:26,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:43:26,837 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 293 transitions. [2021-05-02 17:43:26,837 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 17:43:26,837 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 293 transitions. [2021-05-02 17:43:26,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-02 17:43:26,839 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:43:26,839 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 17:43:27,048 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-05-02 17:43:27,049 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:43:27,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:43:27,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1404538378, now seen corresponding path program 1 times [2021-05-02 17:43:27,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:43:27,050 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999617871] [2021-05-02 17:43:27,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:43:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:27,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:43:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:27,133 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 17:43:27,133 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:43:27,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999617871] [2021-05-02 17:43:27,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999617871] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 17:43:27,134 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 17:43:27,134 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-02 17:43:27,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108128438] [2021-05-02 17:43:27,134 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-02 17:43:27,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:43:27,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-02 17:43:27,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 17:43:27,135 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 17:43:27,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:43:27,239 INFO L93 Difference]: Finished difference Result 230 states and 310 transitions. [2021-05-02 17:43:27,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-02 17:43:27,241 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 17:43:27,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:43:27,242 INFO L225 Difference]: With dead ends: 230 [2021-05-02 17:43:27,243 INFO L226 Difference]: Without dead ends: 230 [2021-05-02 17:43:27,243 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 41.5ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-02 17:43:27,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-05-02 17:43:27,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 211. [2021-05-02 17:43:27,250 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 17:43:27,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 285 transitions. [2021-05-02 17:43:27,251 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 285 transitions. Word has length 37 [2021-05-02 17:43:27,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:43:27,251 INFO L480 AbstractCegarLoop]: Abstraction has 211 states and 285 transitions. [2021-05-02 17:43:27,251 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 17:43:27,252 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 285 transitions. [2021-05-02 17:43:27,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-02 17:43:27,255 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:43:27,256 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 17:43:27,256 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-02 17:43:27,256 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:43:27,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:43:27,256 INFO L82 PathProgramCache]: Analyzing trace with hash -782519107, now seen corresponding path program 2 times [2021-05-02 17:43:27,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:43:27,257 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192418728] [2021-05-02 17:43:27,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:43:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:27,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:43:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 17:43:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:27,354 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 17:43:27,355 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:43:27,355 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192418728] [2021-05-02 17:43:27,355 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192418728] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:27,355 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837799204] [2021-05-02 17:43:27,355 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 17:43:27,441 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 17:43:27,441 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:43:27,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-02 17:43:27,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:43:27,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:27,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:27,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:27,553 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 17:43:27,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837799204] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 17:43:27,553 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-05-02 17:43:27,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2021-05-02 17:43:27,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059776992] [2021-05-02 17:43:27,554 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-02 17:43:27,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:43:27,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-02 17:43:27,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-05-02 17:43:27,555 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 17:43:27,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:43:27,609 INFO L93 Difference]: Finished difference Result 142 states and 175 transitions. [2021-05-02 17:43:27,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-02 17:43:27,610 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 17:43:27,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:43:27,612 INFO L225 Difference]: With dead ends: 142 [2021-05-02 17:43:27,612 INFO L226 Difference]: Without dead ends: 142 [2021-05-02 17:43:27,612 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 61.5ms TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-05-02 17:43:27,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-05-02 17:43:27,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 129. [2021-05-02 17:43:27,616 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 17:43:27,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 160 transitions. [2021-05-02 17:43:27,616 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 160 transitions. Word has length 39 [2021-05-02 17:43:27,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:43:27,616 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 160 transitions. [2021-05-02 17:43:27,617 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 17:43:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 160 transitions. [2021-05-02 17:43:27,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-05-02 17:43:27,617 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:43:27,617 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 17:43:27,842 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:43:27,842 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:43:27,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:43:27,842 INFO L82 PathProgramCache]: Analyzing trace with hash 179094910, now seen corresponding path program 1 times [2021-05-02 17:43:27,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:43:27,843 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313059234] [2021-05-02 17:43:27,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:43:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:28,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:43:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:28,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 17:43:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:28,099 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 17:43:28,099 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:43:28,099 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313059234] [2021-05-02 17:43:28,099 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313059234] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:28,099 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1524596782] [2021-05-02 17:43:28,099 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 17:43:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:28,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 22 conjunts are in the unsatisfiable core [2021-05-02 17:43:28,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:43:28,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,262 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 17:43:28,264 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:28,270 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:28,271 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 17:43:28,271 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2021-05-02 17:43:28,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,596 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 17:43:28,599 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:28,601 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:28,602 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 17:43:28,602 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2021-05-02 17:43:28,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:28,693 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 17:43:28,693 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1524596782] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:28,694 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:43:28,694 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14] total 23 [2021-05-02 17:43:28,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943748902] [2021-05-02 17:43:28,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-02 17:43:28,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:43:28,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-02 17:43:28,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2021-05-02 17:43:28,695 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 17:43:40,310 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-05-02 17:43:40,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:43:40,722 INFO L93 Difference]: Finished difference Result 199 states and 243 transitions. [2021-05-02 17:43:40,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-02 17:43:40,724 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 17:43:40,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:43:40,726 INFO L225 Difference]: With dead ends: 199 [2021-05-02 17:43:40,726 INFO L226 Difference]: Without dead ends: 199 [2021-05-02 17:43:40,726 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 1160.9ms TimeCoverageRelationStatistics Valid=199, Invalid=1061, Unknown=0, NotChecked=0, Total=1260 [2021-05-02 17:43:40,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2021-05-02 17:43:40,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 137. [2021-05-02 17:43:40,731 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 17:43:40,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 168 transitions. [2021-05-02 17:43:40,732 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 168 transitions. Word has length 39 [2021-05-02 17:43:40,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:43:40,732 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 168 transitions. [2021-05-02 17:43:40,732 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 17:43:40,733 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2021-05-02 17:43:40,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-05-02 17:43:40,733 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:43:40,733 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 17:43:40,945 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:43:40,945 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:43:40,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:43:40,946 INFO L82 PathProgramCache]: Analyzing trace with hash 838883603, now seen corresponding path program 4 times [2021-05-02 17:43:40,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:43:40,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650530109] [2021-05-02 17:43:40,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:43:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:41,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:43:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:41,156 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 17:43:41,156 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:43:41,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650530109] [2021-05-02 17:43:41,156 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650530109] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:41,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636759435] [2021-05-02 17:43:41,157 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 17:43:41,246 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 17:43:41,246 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:43:41,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-02 17:43:41,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:43:41,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:41,505 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 17:43:41,506 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636759435] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:41,506 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:43:41,506 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-05-02 17:43:41,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292550915] [2021-05-02 17:43:41,507 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-02 17:43:41,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:43:41,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-02 17:43:41,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-05-02 17:43:41,508 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 17:43:42,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:43:42,308 INFO L93 Difference]: Finished difference Result 278 states and 348 transitions. [2021-05-02 17:43:42,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-02 17:43:42,310 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 17:43:42,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:43:42,312 INFO L225 Difference]: With dead ends: 278 [2021-05-02 17:43:42,312 INFO L226 Difference]: Without dead ends: 278 [2021-05-02 17:43:42,313 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 413.3ms TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2021-05-02 17:43:42,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-05-02 17:43:42,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 176. [2021-05-02 17:43:42,321 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 17:43:42,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 221 transitions. [2021-05-02 17:43:42,322 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 221 transitions. Word has length 40 [2021-05-02 17:43:42,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:43:42,323 INFO L480 AbstractCegarLoop]: Abstraction has 176 states and 221 transitions. [2021-05-02 17:43:42,323 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 17:43:42,323 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 221 transitions. [2021-05-02 17:43:42,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-05-02 17:43:42,324 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:43:42,324 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 17:43:42,557 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-05-02 17:43:42,557 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:43:42,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:43:42,557 INFO L82 PathProgramCache]: Analyzing trace with hash -823687205, now seen corresponding path program 2 times [2021-05-02 17:43:42,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:43:42,558 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861088562] [2021-05-02 17:43:42,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:43:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:43,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:43:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:43,515 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 17:43:43,516 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:43:43,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861088562] [2021-05-02 17:43:43,516 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861088562] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:43,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117205468] [2021-05-02 17:43:43,516 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 17:43:43,625 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 17:43:43,625 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:43:43,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 49 conjunts are in the unsatisfiable core [2021-05-02 17:43:43,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:43:43,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,679 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 17:43:43,683 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:43,707 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:43,708 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:43:43,708 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:28 [2021-05-02 17:43:43,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,788 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 17:43:43,789 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:43,820 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:43,822 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:43:43,822 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2021-05-02 17:43:43,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:43,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:43,977 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 17:43:43,981 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:44,017 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:44,022 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 17:43:44,022 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:50, output treesize:32 [2021-05-02 17:43:44,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,290 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-05-02 17:43:44,290 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 17:43:44,294 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:44,345 INFO L628 ElimStorePlain]: treesize reduction 4, result has 93.2 percent of original size [2021-05-02 17:43:44,346 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:43:44,346 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:55 [2021-05-02 17:43:44,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:44,742 INFO L354 Elim1Store]: treesize reduction 96, result has 13.5 percent of original size [2021-05-02 17:43:44,742 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 17:43:44,745 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:44,843 INFO L354 Elim1Store]: treesize reduction 136, result has 13.9 percent of original size [2021-05-02 17:43:44,844 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 17:43:44,847 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:44,920 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:44,923 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-05-02 17:43:44,924 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:197, output treesize:127 [2021-05-02 17:43:45,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:45,749 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 17:43:45,749 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [117205468] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:45,749 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:43:45,749 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 14] total 28 [2021-05-02 17:43:45,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144708181] [2021-05-02 17:43:45,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-02 17:43:45,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:43:45,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-02 17:43:45,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=668, Unknown=0, NotChecked=0, Total=756 [2021-05-02 17:43:45,751 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 17:43:46,510 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2021-05-02 17:43:47,686 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 47 [2021-05-02 17:43:48,034 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 63 [2021-05-02 17:43:48,356 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 57 [2021-05-02 17:43:48,782 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 46 [2021-05-02 17:43:48,951 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2021-05-02 17:43:50,010 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 46 [2021-05-02 17:43:50,294 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 66 [2021-05-02 17:43:50,704 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 70 [2021-05-02 17:43:51,128 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2021-05-02 17:43:52,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:43:52,574 INFO L93 Difference]: Finished difference Result 373 states and 471 transitions. [2021-05-02 17:43:52,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-02 17:43:52,575 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 17:43:52,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:43:52,577 INFO L225 Difference]: With dead ends: 373 [2021-05-02 17:43:52,578 INFO L226 Difference]: Without dead ends: 360 [2021-05-02 17:43:52,579 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 29 SyntacticMatches, 4 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 886 ImplicationChecksByTransitivity, 5991.3ms TimeCoverageRelationStatistics Valid=613, Invalid=3169, Unknown=0, NotChecked=0, Total=3782 [2021-05-02 17:43:52,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2021-05-02 17:43:52,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 231. [2021-05-02 17:43:52,595 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 17:43:52,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 297 transitions. [2021-05-02 17:43:52,597 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 297 transitions. Word has length 40 [2021-05-02 17:43:52,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:43:52,597 INFO L480 AbstractCegarLoop]: Abstraction has 231 states and 297 transitions. [2021-05-02 17:43:52,597 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 17:43:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 297 transitions. [2021-05-02 17:43:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-02 17:43:52,598 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:43:52,598 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 17:43:52,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:43:52,812 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:43:52,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:43:52,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1131529939, now seen corresponding path program 5 times [2021-05-02 17:43:52,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:43:52,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25912029] [2021-05-02 17:43:52,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:43:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:53,450 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2021-05-02 17:43:53,604 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 40 [2021-05-02 17:43:53,735 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 32 [2021-05-02 17:43:54,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:43:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:43:54,735 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 17:43:54,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:43:54,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25912029] [2021-05-02 17:43:54,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25912029] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:43:54,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941502831] [2021-05-02 17:43:54,736 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 17:43:55,126 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-05-02 17:43:55,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:43:55,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 52 conjunts are in the unsatisfiable core [2021-05-02 17:43:55,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:43:55,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,201 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-05-02 17:43:55,201 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 17:43:55,205 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:55,247 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:55,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,263 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 17:43:55,263 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:101, output treesize:96 [2021-05-02 17:43:55,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:55,508 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:55,509 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 17:43:55,513 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:55,640 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-05-02 17:43:55,641 INFO L628 ElimStorePlain]: treesize reduction 4, result has 96.0 percent of original size [2021-05-02 17:43:55,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,656 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 17:43:55,656 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:104, output treesize:96 [2021-05-02 17:43:55,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:55,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:43:56,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:56,390 INFO L354 Elim1Store]: treesize reduction 228, result has 19.4 percent of original size [2021-05-02 17:43:56,390 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 9 new quantified variables, introduced 25 case distinctions, treesize of input 100 treesize of output 119 [2021-05-02 17:43:56,396 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:56,448 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:56,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,467 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 17:43:56,468 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:125, output treesize:119 [2021-05-02 17:43:56,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:56,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:43:57,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,221 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 42 [2021-05-02 17:43:57,221 INFO L354 Elim1Store]: treesize reduction 332, result has 16.2 percent of original size [2021-05-02 17:43:57,222 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 17:43:57,228 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:57,295 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:57,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,314 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 17:43:57,314 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:141, output treesize:141 [2021-05-02 17:43:57,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:57,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:57,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:43:58,148 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 40 [2021-05-02 17:43:58,149 INFO L354 Elim1Store]: treesize reduction 296, result has 17.3 percent of original size [2021-05-02 17:43:58,149 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 17:43:58,155 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:43:58,214 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:43:58,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,233 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 17:43:58,234 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:139, output treesize:129 [2021-05-02 17:43:58,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:58,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:43:59,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:00,011 INFO L354 Elim1Store]: treesize reduction 95, result has 4.0 percent of original size [2021-05-02 17:44:00,011 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 17:44:00,023 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:44:00,041 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:44:00,045 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 17:44:00,045 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:116, output treesize:3 [2021-05-02 17:44:00,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:00,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:00,237 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 17:44:00,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941502831] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:44:00,238 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:44:00,238 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 38 [2021-05-02 17:44:00,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507720290] [2021-05-02 17:44:00,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-02 17:44:00,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:44:00,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-02 17:44:00,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1261, Unknown=0, NotChecked=0, Total=1406 [2021-05-02 17:44:00,240 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 17:44:01,158 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 67 [2021-05-02 17:44:01,367 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 69 [2021-05-02 17:44:01,675 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-05-02 17:44:01,928 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2021-05-02 17:44:02,110 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 68 [2021-05-02 17:44:02,351 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-05-02 17:44:02,534 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 70 [2021-05-02 17:44:02,892 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 74 [2021-05-02 17:44:03,306 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 79 [2021-05-02 17:44:03,481 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 72 [2021-05-02 17:44:03,726 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 80 [2021-05-02 17:44:04,041 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 76 [2021-05-02 17:44:04,324 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 70 [2021-05-02 17:44:04,512 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2021-05-02 17:44:04,781 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 68 [2021-05-02 17:44:05,115 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2021-05-02 17:44:06,661 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 70 [2021-05-02 17:44:07,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:44:07,153 INFO L93 Difference]: Finished difference Result 294 states and 369 transitions. [2021-05-02 17:44:07,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-02 17:44:07,154 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 17:44:07,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:44:07,155 INFO L225 Difference]: With dead ends: 294 [2021-05-02 17:44:07,156 INFO L226 Difference]: Without dead ends: 254 [2021-05-02 17:44:07,157 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 807 ImplicationChecksByTransitivity, 7785.9ms TimeCoverageRelationStatistics Valid=530, Invalid=3376, Unknown=0, NotChecked=0, Total=3906 [2021-05-02 17:44:07,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-05-02 17:44:07,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 234. [2021-05-02 17:44:07,163 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 17:44:07,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 301 transitions. [2021-05-02 17:44:07,165 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 301 transitions. Word has length 43 [2021-05-02 17:44:07,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:44:07,166 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 301 transitions. [2021-05-02 17:44:07,166 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 17:44:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 301 transitions. [2021-05-02 17:44:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-02 17:44:07,167 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:44:07,167 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 17:44:07,393 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-05-02 17:44:07,393 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:44:07,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:44:07,393 INFO L82 PathProgramCache]: Analyzing trace with hash -584884781, now seen corresponding path program 2 times [2021-05-02 17:44:07,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:44:07,394 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674144447] [2021-05-02 17:44:07,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:44:07,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:07,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:44:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:07,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 17:44:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:07,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 17:44:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:07,590 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 17:44:07,591 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:44:07,591 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674144447] [2021-05-02 17:44:07,591 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674144447] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:44:07,591 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119178710] [2021-05-02 17:44:07,591 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 17:44:07,686 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 17:44:07,686 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:44:07,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-02 17:44:07,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:44:07,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:07,971 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 17:44:07,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119178710] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:44:07,972 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:44:07,972 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-05-02 17:44:07,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651265065] [2021-05-02 17:44:07,973 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-02 17:44:07,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:44:07,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-02 17:44:07,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2021-05-02 17:44:07,974 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 17:44:08,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:44:08,858 INFO L93 Difference]: Finished difference Result 665 states and 867 transitions. [2021-05-02 17:44:08,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-02 17:44:08,860 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 17:44:08,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:44:08,864 INFO L225 Difference]: With dead ends: 665 [2021-05-02 17:44:08,864 INFO L226 Difference]: Without dead ends: 605 [2021-05-02 17:44:08,865 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 419.9ms TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2021-05-02 17:44:08,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2021-05-02 17:44:08,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 430. [2021-05-02 17:44:08,880 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 17:44:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 570 transitions. [2021-05-02 17:44:08,882 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 570 transitions. Word has length 47 [2021-05-02 17:44:08,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:44:08,883 INFO L480 AbstractCegarLoop]: Abstraction has 430 states and 570 transitions. [2021-05-02 17:44:08,883 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 17:44:08,883 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 570 transitions. [2021-05-02 17:44:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-02 17:44:08,886 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:44:08,886 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 17:44:09,113 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:44:09,113 INFO L428 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:44:09,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:44:09,113 INFO L82 PathProgramCache]: Analyzing trace with hash 2040872352, now seen corresponding path program 6 times [2021-05-02 17:44:09,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:44:09,114 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879305762] [2021-05-02 17:44:09,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:44:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:09,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:44:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:09,357 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 17:44:09,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:44:09,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879305762] [2021-05-02 17:44:09,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879305762] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:44:09,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5918542] [2021-05-02 17:44:09,357 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 17:44:09,537 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-05-02 17:44:09,537 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:44:09,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 10 conjunts are in the unsatisfiable core [2021-05-02 17:44:09,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:44:09,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:09,777 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 17:44:09,777 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5918542] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:44:09,777 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 17:44:09,777 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 17 [2021-05-02 17:44:09,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466947250] [2021-05-02 17:44:09,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-02 17:44:09,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 17:44:09,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-02 17:44:09,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2021-05-02 17:44:09,779 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 17:44:11,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 17:44:11,096 INFO L93 Difference]: Finished difference Result 1025 states and 1343 transitions. [2021-05-02 17:44:11,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-02 17:44:11,097 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 17:44:11,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 17:44:11,102 INFO L225 Difference]: With dead ends: 1025 [2021-05-02 17:44:11,102 INFO L226 Difference]: Without dead ends: 1025 [2021-05-02 17:44:11,103 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 559.3ms TimeCoverageRelationStatistics Valid=216, Invalid=654, Unknown=0, NotChecked=0, Total=870 [2021-05-02 17:44:11,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1025 states. [2021-05-02 17:44:11,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1025 to 607. [2021-05-02 17:44:11,128 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 17:44:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 826 transitions. [2021-05-02 17:44:11,133 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 826 transitions. Word has length 46 [2021-05-02 17:44:11,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 17:44:11,133 INFO L480 AbstractCegarLoop]: Abstraction has 607 states and 826 transitions. [2021-05-02 17:44:11,134 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 17:44:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 826 transitions. [2021-05-02 17:44:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-02 17:44:11,136 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 17:44:11,136 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 17:44:11,361 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 17:44:11,361 INFO L428 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 17:44:11,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 17:44:11,362 INFO L82 PathProgramCache]: Analyzing trace with hash 640274542, now seen corresponding path program 3 times [2021-05-02 17:44:11,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 17:44:11,362 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614895064] [2021-05-02 17:44:11,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 17:44:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:11,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 17:44:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 17:44:11,486 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 17:44:11,486 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 17:44:11,486 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614895064] [2021-05-02 17:44:11,486 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614895064] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 17:44:11,486 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363593002] [2021-05-02 17:44:11,486 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 17:44:11,666 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-02 17:44:11,666 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 17:44:11,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 76 conjunts are in the unsatisfiable core [2021-05-02 17:44:11,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 17:44:11,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,711 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 17:44:11,714 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:44:11,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:44:11,766 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:44:11,766 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:87 [2021-05-02 17:44:11,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:11,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:11,899 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-05-02 17:44:11,900 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 17:44:11,905 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:44:12,018 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2021-05-02 17:44:12,020 INFO L628 ElimStorePlain]: treesize reduction 4, result has 95.9 percent of original size [2021-05-02 17:44:12,022 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:44:12,023 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:94 [2021-05-02 17:44:12,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:44:12,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,249 INFO L354 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2021-05-02 17:44:12,250 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 17:44:12,254 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:44:12,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:44:12,311 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 17:44:12,311 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:100, output treesize:87 [2021-05-02 17:44:12,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:12,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:12,751 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 29 [2021-05-02 17:44:12,752 INFO L354 Elim1Store]: treesize reduction 146, result has 22.3 percent of original size [2021-05-02 17:44:12,753 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 17:44:12,757 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:44:12,807 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-02 17:44:12,809 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-05-02 17:44:12,810 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:98 [2021-05-02 17:44:13,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:44:13,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:44:13,467 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 55 [2021-05-02 17:44:13,467 INFO L354 Elim1Store]: treesize reduction 626, result has 15.2 percent of original size [2021-05-02 17:44:13,468 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 17:44:13,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,511 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:44:13,766 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2021-05-02 17:44:13,767 INFO L628 ElimStorePlain]: treesize reduction 70, result has 78.0 percent of original size [2021-05-02 17:44:13,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,818 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 17:44:13,819 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:150, output treesize:248 [2021-05-02 17:44:13,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:13,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:44:14,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,835 WARN L205 SmtUtils]: Spent 1.91 m on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2021-05-02 17:46:08,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:08,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,274 WARN L205 SmtUtils]: Spent 21.24 s on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-05-02 17:46:30,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,646 INFO L244 Elim1Store]: Index analysis took 240 ms [2021-05-02 17:46:30,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:30,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:46:30,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:46:30,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,330 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 73 [2021-05-02 17:46:31,331 INFO L354 Elim1Store]: treesize reduction 1012, result has 10.9 percent of original size [2021-05-02 17:46:31,332 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 17:46:31,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:31,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:31,350 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-02 17:46:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,662 INFO L244 Elim1Store]: Index analysis took 296 ms [2021-05-02 17:46:31,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:46:31,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:46:31,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:31,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,359 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 58 [2021-05-02 17:46:32,360 INFO L354 Elim1Store]: treesize reduction 740, result has 12.2 percent of original size [2021-05-02 17:46:32,361 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 17:46:32,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:32,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:32,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:32,392 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-02 17:46:32,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,640 INFO L244 Elim1Store]: Index analysis took 231 ms [2021-05-02 17:46:32,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:32,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:46:32,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:46:33,197 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 61 [2021-05-02 17:46:33,198 INFO L354 Elim1Store]: treesize reduction 949, result has 9.4 percent of original size [2021-05-02 17:46:33,199 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 17:46:33,216 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-02 17:46:33,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-02 17:46:33,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-02 17:46:33,748 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 50 [2021-05-02 17:46:33,749 INFO L354 Elim1Store]: treesize reduction 609, result has 11.7 percent of original size [2021-05-02 17:46:33,750 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 17:46:33,756 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-02 17:46:34,654 WARN L205 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 116 [2021-05-02 17:46:34,655 INFO L628 ElimStorePlain]: treesize reduction 137, result has 85.1 percent of original size [2021-05-02 17:46:34,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,698 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 17:46:34,698 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:669, output treesize:785 [2021-05-02 17:46:34,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:46:34,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,319 WARN L205 SmtUtils]: Spent 47.38 s on a formula simplification that was a NOOP. DAG size: 154 [2021-05-02 17:47:22,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 17:47:22,918 WARN L159 QuantifierPusher]: Ignoring assumption.