/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/bitvector/gcd_4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 15:48:09,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 15:48:09,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 15:48:09,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 15:48:09,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 15:48:09,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 15:48:09,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 15:48:09,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 15:48:09,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 15:48:09,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 15:48:09,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 15:48:09,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 15:48:09,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 15:48:09,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 15:48:09,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 15:48:09,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 15:48:09,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 15:48:09,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 15:48:09,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 15:48:09,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 15:48:09,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 15:48:09,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 15:48:09,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 15:48:09,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 15:48:09,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 15:48:09,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 15:48:09,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 15:48:09,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 15:48:09,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-21 15:48:09,598 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 15:48:09,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 15:48:09,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 15:48:09,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 15:48:09,604 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 15:48:09,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 15:48:09,605 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 15:48:09,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 15:48:09,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 15:48:09,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 15:48:09,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 15:48:09,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 15:48:09,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 15:48:09,608 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 15:48:09,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 15:48:09,608 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 15:48:09,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 15:48:09,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 15:48:09,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 15:48:09,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 15:48:09,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 15:48:09,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 15:48:09,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 15:48:09,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 15:48:09,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 15:48:09,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 15:48:09,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 15:48:09,612 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 15:48:09,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 15:48:10,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 15:48:10,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 15:48:10,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 15:48:10,087 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 15:48:10,088 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 15:48:10,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/gcd_4.c [2021-02-21 15:48:10,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6299f79/9d4809b1cac148399ac01d64844ec71d/FLAG16832fdaf [2021-02-21 15:48:10,785 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 15:48:10,785 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/gcd_4.c [2021-02-21 15:48:10,794 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6299f79/9d4809b1cac148399ac01d64844ec71d/FLAG16832fdaf [2021-02-21 15:48:11,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6299f79/9d4809b1cac148399ac01d64844ec71d [2021-02-21 15:48:11,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 15:48:11,146 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 15:48:11,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 15:48:11,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 15:48:11,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 15:48:11,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dfc411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11, skipping insertion in model container [2021-02-21 15:48:11,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 15:48:11,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 15:48:11,399 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/bitvector/gcd_4.c[357,370] [2021-02-21 15:48:11,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 15:48:11,434 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 15:48:11,450 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/bitvector/gcd_4.c[357,370] [2021-02-21 15:48:11,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 15:48:11,492 INFO L208 MainTranslator]: Completed translation [2021-02-21 15:48:11,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11 WrapperNode [2021-02-21 15:48:11,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 15:48:11,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 15:48:11,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 15:48:11,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 15:48:11,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (1/1) ... [2021-02-21 15:48:11,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 15:48:11,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 15:48:11,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 15:48:11,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 15:48:11,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (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 [2021-02-21 15:48:11,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 15:48:11,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 15:48:11,689 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 15:48:11,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-21 15:48:11,689 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd_test [2021-02-21 15:48:11,690 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 15:48:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 15:48:11,690 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 15:48:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 15:48:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 15:48:11,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-21 15:48:11,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-21 15:48:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure gcd_test [2021-02-21 15:48:11,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 15:48:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 15:48:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 15:48:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 15:48:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 15:48:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 15:48:11,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 15:48:12,135 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 15:48:12,136 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-21 15:48:12,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:48:12 BoogieIcfgContainer [2021-02-21 15:48:12,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 15:48:12,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 15:48:12,140 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 15:48:12,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 15:48:12,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 03:48:11" (1/3) ... [2021-02-21 15:48:12,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45702e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:48:12, skipping insertion in model container [2021-02-21 15:48:12,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:48:11" (2/3) ... [2021-02-21 15:48:12,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45702e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:48:12, skipping insertion in model container [2021-02-21 15:48:12,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:48:12" (3/3) ... [2021-02-21 15:48:12,148 INFO L111 eAbstractionObserver]: Analyzing ICFG gcd_4.c [2021-02-21 15:48:12,156 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-21 15:48:12,161 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-21 15:48:12,183 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-21 15:48:12,212 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 15:48:12,212 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 15:48:12,213 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-21 15:48:12,213 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 15:48:12,213 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 15:48:12,213 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 15:48:12,213 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 15:48:12,213 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 15:48:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2021-02-21 15:48:12,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-02-21 15:48:12,237 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:12,238 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:12,238 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:12,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:12,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1962973148, now seen corresponding path program 1 times [2021-02-21 15:48:12,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:12,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38385095] [2021-02-21 15:48:12,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:12,383 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:12,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [813230810] [2021-02-21 15:48:12,385 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 [2021-02-21 15:48:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:48:12,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2021-02-21 15:48:12,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:12,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,536 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,554 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,554 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,555 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,560 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:12,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:12,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:12,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:12,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:12,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,618 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,620 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:12,640 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:12,642 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:12,644 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:12,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:12,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:12,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,658 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:12,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,667 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,669 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,669 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,670 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,671 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,672 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,678 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:12,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:12,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:12,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:12,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:12,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:12,700 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,701 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:12,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 15:48:12,704 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:12,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,710 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:12,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,712 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,713 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,716 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,720 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,720 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,721 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,722 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,723 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:12,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:12,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38385095] [2021-02-21 15:48:12,731 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:12,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813230810] [2021-02-21 15:48:12,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:48:12,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-21 15:48:12,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188423831] [2021-02-21 15:48:12,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-21 15:48:12,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:12,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-21 15:48:12,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-02-21 15:48:12,753 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 5 states. [2021-02-21 15:48:12,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:12,870 INFO L93 Difference]: Finished difference Result 61 states and 82 transitions. [2021-02-21 15:48:12,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-21 15:48:12,872 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2021-02-21 15:48:12,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:12,883 INFO L225 Difference]: With dead ends: 61 [2021-02-21 15:48:12,883 INFO L226 Difference]: Without dead ends: 31 [2021-02-21 15:48:12,887 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-21 15:48:12,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-02-21 15:48:12,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 26. [2021-02-21 15:48:12,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-02-21 15:48:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2021-02-21 15:48:12,935 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 31 transitions. Word has length 18 [2021-02-21 15:48:12,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:12,936 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-02-21 15:48:12,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-21 15:48:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2021-02-21 15:48:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-02-21 15:48:12,937 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:12,937 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:13,151 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-02-21 15:48:13,152 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:13,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:13,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1938967138, now seen corresponding path program 1 times [2021-02-21 15:48:13,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:13,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340512140] [2021-02-21 15:48:13,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:13,200 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:13,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1350217611] [2021-02-21 15:48:13,201 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 [2021-02-21 15:48:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:48:13,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2021-02-21 15:48:13,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:13,301 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,302 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,306 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,307 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,311 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,314 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,320 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,321 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,329 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,329 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,331 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,339 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,340 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,347 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,347 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,353 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,354 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,354 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,364 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:13,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:13,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:13,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,379 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,380 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,382 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,388 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,393 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,405 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,416 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,417 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:13,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,420 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:13,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,429 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,429 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,431 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,437 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:13,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 15:48:13,447 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:13,449 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,452 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:13,453 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,453 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,455 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,458 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,458 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,463 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,466 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:13,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340512140] [2021-02-21 15:48:13,468 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:13,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350217611] [2021-02-21 15:48:13,468 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:48:13,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-21 15:48:13,469 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222266910] [2021-02-21 15:48:13,470 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-21 15:48:13,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:13,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-21 15:48:13,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-02-21 15:48:13,471 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. Second operand 5 states. [2021-02-21 15:48:13,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:13,520 INFO L93 Difference]: Finished difference Result 43 states and 51 transitions. [2021-02-21 15:48:13,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-21 15:48:13,521 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2021-02-21 15:48:13,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:13,522 INFO L225 Difference]: With dead ends: 43 [2021-02-21 15:48:13,522 INFO L226 Difference]: Without dead ends: 31 [2021-02-21 15:48:13,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-21 15:48:13,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-02-21 15:48:13,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 26. [2021-02-21 15:48:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-02-21 15:48:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2021-02-21 15:48:13,531 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 18 [2021-02-21 15:48:13,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:13,531 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2021-02-21 15:48:13,532 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-21 15:48:13,532 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-02-21 15:48:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-02-21 15:48:13,532 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:13,533 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:13,748 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 15:48:13,749 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:13,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:13,751 INFO L82 PathProgramCache]: Analyzing trace with hash 121921493, now seen corresponding path program 1 times [2021-02-21 15:48:13,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:13,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81439044] [2021-02-21 15:48:13,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:13,776 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:13,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [881180618] [2021-02-21 15:48:13,777 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 [2021-02-21 15:48:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:48:13,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2021-02-21 15:48:13,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:13,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,845 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,846 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,846 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,847 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,848 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,849 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,849 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,850 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,851 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,851 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,854 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,855 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,855 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,857 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,861 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,865 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,866 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,866 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,867 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,867 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,868 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,869 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,870 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,875 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:13,878 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:13,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:13,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,884 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,887 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,894 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,895 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,901 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:13,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:13,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:13,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,921 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,926 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,930 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,930 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,931 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,933 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:13,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:13,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,954 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:13,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:13,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 15:48:13,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:13,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:13,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,977 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:13,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:13,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81439044] [2021-02-21 15:48:13,994 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:13,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881180618] [2021-02-21 15:48:13,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:48:13,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-21 15:48:13,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876471825] [2021-02-21 15:48:13,996 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-21 15:48:13,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:13,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-21 15:48:13,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-02-21 15:48:13,998 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand 5 states. [2021-02-21 15:48:14,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:14,081 INFO L93 Difference]: Finished difference Result 47 states and 56 transitions. [2021-02-21 15:48:14,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-21 15:48:14,082 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2021-02-21 15:48:14,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:14,085 INFO L225 Difference]: With dead ends: 47 [2021-02-21 15:48:14,085 INFO L226 Difference]: Without dead ends: 31 [2021-02-21 15:48:14,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-21 15:48:14,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-02-21 15:48:14,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 26. [2021-02-21 15:48:14,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-02-21 15:48:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2021-02-21 15:48:14,109 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 20 [2021-02-21 15:48:14,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:14,109 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2021-02-21 15:48:14,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-21 15:48:14,109 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2021-02-21 15:48:14,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-02-21 15:48:14,111 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:14,111 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:14,325 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 15:48:14,326 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:14,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:14,327 INFO L82 PathProgramCache]: Analyzing trace with hash 822986071, now seen corresponding path program 1 times [2021-02-21 15:48:14,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:14,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244095688] [2021-02-21 15:48:14,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:14,344 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:14,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1678678950] [2021-02-21 15:48:14,345 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 [2021-02-21 15:48:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:48:14,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2021-02-21 15:48:14,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:14,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,402 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,402 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,405 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,412 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,437 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,440 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,447 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:14,449 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,451 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,451 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:14,452 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,453 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:14,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,455 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,458 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,458 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,466 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,471 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,473 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,473 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,474 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,480 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:14,480 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:14,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,490 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,490 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,491 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,491 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,493 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,496 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,497 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,501 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:14,501 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,506 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 15:48:14,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:14,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:14,512 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,513 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,514 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,516 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,516 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,517 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,519 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,520 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,521 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,523 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:14,526 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244095688] [2021-02-21 15:48:14,526 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:14,526 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678678950] [2021-02-21 15:48:14,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:48:14,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-21 15:48:14,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860093609] [2021-02-21 15:48:14,527 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-21 15:48:14,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:14,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-21 15:48:14,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-02-21 15:48:14,528 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand 5 states. [2021-02-21 15:48:14,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:14,563 INFO L93 Difference]: Finished difference Result 41 states and 47 transitions. [2021-02-21 15:48:14,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-21 15:48:14,563 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2021-02-21 15:48:14,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:14,564 INFO L225 Difference]: With dead ends: 41 [2021-02-21 15:48:14,565 INFO L226 Difference]: Without dead ends: 28 [2021-02-21 15:48:14,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-21 15:48:14,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-02-21 15:48:14,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-02-21 15:48:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2021-02-21 15:48:14,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2021-02-21 15:48:14,572 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 20 [2021-02-21 15:48:14,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:14,572 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2021-02-21 15:48:14,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-21 15:48:14,572 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2021-02-21 15:48:14,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-02-21 15:48:14,573 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:14,573 INFO L422 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] [2021-02-21 15:48:14,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 15:48:14,788 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:14,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:14,789 INFO L82 PathProgramCache]: Analyzing trace with hash -1008881582, now seen corresponding path program 1 times [2021-02-21 15:48:14,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:14,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949911525] [2021-02-21 15:48:14,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:14,818 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:14,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1216282058] [2021-02-21 15:48:14,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-02-21 15:48:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:48:14,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2021-02-21 15:48:14,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:14,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,901 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,910 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,921 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:14,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:14,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:14,951 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:14,957 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:14,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,960 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,960 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,961 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,961 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,971 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,972 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,993 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:14,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:14,997 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:14,997 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:14,998 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:14,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,002 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:15,016 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:15,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:15,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:15,029 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,034 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 15:48:15,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 15:48:15,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,050 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,050 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,054 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 15:48:15,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:15,069 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,078 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,078 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 15:48:15,079 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:15,080 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:15,082 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:15,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,097 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,097 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,100 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:15,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949911525] [2021-02-21 15:48:15,102 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:15,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1216282058] [2021-02-21 15:48:15,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-21 15:48:15,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2021-02-21 15:48:15,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242051398] [2021-02-21 15:48:15,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 15:48:15,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:15,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 15:48:15,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 15:48:15,105 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. Second operand 6 states. [2021-02-21 15:48:15,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:15,176 INFO L93 Difference]: Finished difference Result 47 states and 57 transitions. [2021-02-21 15:48:15,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-21 15:48:15,176 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2021-02-21 15:48:15,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:15,178 INFO L225 Difference]: With dead ends: 47 [2021-02-21 15:48:15,178 INFO L226 Difference]: Without dead ends: 30 [2021-02-21 15:48:15,179 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-02-21 15:48:15,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-02-21 15:48:15,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2021-02-21 15:48:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-02-21 15:48:15,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2021-02-21 15:48:15,190 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 22 [2021-02-21 15:48:15,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:15,190 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2021-02-21 15:48:15,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 15:48:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2021-02-21 15:48:15,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-02-21 15:48:15,191 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:15,191 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:15,404 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 15:48:15,405 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:15,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:15,406 INFO L82 PathProgramCache]: Analyzing trace with hash -755270193, now seen corresponding path program 1 times [2021-02-21 15:48:15,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:15,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989120941] [2021-02-21 15:48:15,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:15,446 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:15,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [713712132] [2021-02-21 15:48:15,448 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 [2021-02-21 15:48:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:48:15,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 9 conjunts are in the unsatisfiable core [2021-02-21 15:48:15,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:15,501 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,502 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,503 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,505 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,506 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,508 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,509 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,510 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,512 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,513 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,514 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,516 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,527 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:15,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:15,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,556 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,560 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,570 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,571 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,572 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,573 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,574 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,580 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,586 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,586 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,587 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,591 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:15,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,595 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,596 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:15,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:15,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,618 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:15,624 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:15,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,627 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:15,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:15,628 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:15,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:15,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,646 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:15,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:15,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:15,656 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:15,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-02-21 15:48:15,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,687 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,688 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,688 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,690 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,691 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:15,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-21 15:48:15,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-21 15:48:15,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:15,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-21 15:48:15,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-21 15:48:15,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:15,720 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:15,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,736 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,736 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,736 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:15,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:15,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989120941] [2021-02-21 15:48:15,739 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:15,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713712132] [2021-02-21 15:48:15,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-21 15:48:15,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-02-21 15:48:15,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511272230] [2021-02-21 15:48:15,740 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-21 15:48:15,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:15,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-21 15:48:15,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-21 15:48:15,741 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand 7 states. [2021-02-21 15:48:15,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:15,846 INFO L93 Difference]: Finished difference Result 49 states and 59 transitions. [2021-02-21 15:48:15,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-21 15:48:15,847 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2021-02-21 15:48:15,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:15,847 INFO L225 Difference]: With dead ends: 49 [2021-02-21 15:48:15,848 INFO L226 Difference]: Without dead ends: 32 [2021-02-21 15:48:15,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-02-21 15:48:15,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-02-21 15:48:15,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2021-02-21 15:48:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-02-21 15:48:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 36 transitions. [2021-02-21 15:48:15,854 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 36 transitions. Word has length 24 [2021-02-21 15:48:15,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:15,854 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 36 transitions. [2021-02-21 15:48:15,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-21 15:48:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2021-02-21 15:48:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-02-21 15:48:15,855 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:15,855 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:16,068 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 15:48:16,069 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:16,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:16,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1847861236, now seen corresponding path program 2 times [2021-02-21 15:48:16,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:16,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102478648] [2021-02-21 15:48:16,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:16,087 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:16,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [277055043] [2021-02-21 15:48:16,087 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 [2021-02-21 15:48:16,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-21 15:48:16,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-21 15:48:16,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 10 conjunts are in the unsatisfiable core [2021-02-21 15:48:16,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:16,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,157 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,157 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,158 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,159 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,160 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,165 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,171 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,172 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,174 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:16,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,190 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,199 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:16,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,234 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,235 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,235 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:16,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:16,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,250 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:16,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,265 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,296 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,310 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,311 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:16,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,319 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,322 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:16,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,323 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-02-21 15:48:16,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,340 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,344 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,344 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,347 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-21 15:48:16,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-21 15:48:16,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-21 15:48:16,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-21 15:48:16,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:16,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:16,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,379 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,380 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,383 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:16,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102478648] [2021-02-21 15:48:16,384 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:16,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277055043] [2021-02-21 15:48:16,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-21 15:48:16,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2021-02-21 15:48:16,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644953984] [2021-02-21 15:48:16,385 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-21 15:48:16,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:16,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-21 15:48:16,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-21 15:48:16,387 INFO L87 Difference]: Start difference. First operand 32 states and 36 transitions. Second operand 8 states. [2021-02-21 15:48:16,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:16,520 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2021-02-21 15:48:16,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 15:48:16,521 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2021-02-21 15:48:16,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:16,522 INFO L225 Difference]: With dead ends: 51 [2021-02-21 15:48:16,522 INFO L226 Difference]: Without dead ends: 34 [2021-02-21 15:48:16,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-02-21 15:48:16,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-02-21 15:48:16,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-02-21 15:48:16,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-02-21 15:48:16,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2021-02-21 15:48:16,528 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 26 [2021-02-21 15:48:16,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:16,529 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2021-02-21 15:48:16,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-21 15:48:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2021-02-21 15:48:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-02-21 15:48:16,530 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:16,530 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:16,743 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 15:48:16,744 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:16,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:16,745 INFO L82 PathProgramCache]: Analyzing trace with hash 439133961, now seen corresponding path program 3 times [2021-02-21 15:48:16,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:16,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437530825] [2021-02-21 15:48:16,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:16,762 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:16,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [236387824] [2021-02-21 15:48:16,763 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 [2021-02-21 15:48:16,827 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-02-21 15:48:16,827 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-21 15:48:16,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 11 conjunts are in the unsatisfiable core [2021-02-21 15:48:16,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:16,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,834 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,835 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,835 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,836 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,836 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,836 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,837 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,839 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,840 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,841 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,842 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,842 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,845 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,845 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,846 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,846 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,846 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,847 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,848 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,849 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,850 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,851 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,861 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:16,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,866 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,866 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:16,866 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,867 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,870 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:16,871 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,871 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,872 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,872 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,882 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,887 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,891 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,910 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:16,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:16,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:16,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:16,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,933 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,936 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,937 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:16,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:16,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,943 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,960 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,960 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,961 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,961 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,962 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:16,965 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:16,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:16,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:16,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:16,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,993 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:16,994 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,995 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:16,995 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,996 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,999 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:16,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:16,999 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:17,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:17,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 15:48:17,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,020 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:17,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,043 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:17,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-21 15:48:17,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:17,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:17,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-21 15:48:17,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-21 15:48:17,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:17,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,071 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:17,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,078 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,078 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,079 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,079 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,080 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,080 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,082 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,084 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:17,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437530825] [2021-02-21 15:48:17,084 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:17,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [236387824] [2021-02-21 15:48:17,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-21 15:48:17,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-02-21 15:48:17,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622556057] [2021-02-21 15:48:17,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-21 15:48:17,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:17,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-21 15:48:17,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-02-21 15:48:17,087 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand 9 states. [2021-02-21 15:48:17,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:17,218 INFO L93 Difference]: Finished difference Result 53 states and 63 transitions. [2021-02-21 15:48:17,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 15:48:17,218 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2021-02-21 15:48:17,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:17,219 INFO L225 Difference]: With dead ends: 53 [2021-02-21 15:48:17,219 INFO L226 Difference]: Without dead ends: 36 [2021-02-21 15:48:17,220 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-02-21 15:48:17,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-02-21 15:48:17,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-02-21 15:48:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2021-02-21 15:48:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2021-02-21 15:48:17,226 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 28 [2021-02-21 15:48:17,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:17,226 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions. [2021-02-21 15:48:17,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-21 15:48:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2021-02-21 15:48:17,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-02-21 15:48:17,227 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:17,227 INFO L422 BasicCegarLoop]: trace histogram [5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:17,442 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-02-21 15:48:17,443 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:17,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:17,444 INFO L82 PathProgramCache]: Analyzing trace with hash -523571836, now seen corresponding path program 4 times [2021-02-21 15:48:17,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:17,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298395347] [2021-02-21 15:48:17,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:17,461 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:17,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1473810247] [2021-02-21 15:48:17,462 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 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 [2021-02-21 15:48:17,531 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-02-21 15:48:17,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-21 15:48:17,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 31 conjunts are in the unsatisfiable core [2021-02-21 15:48:17,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:17,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,537 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,543 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,543 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:48:17,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,560 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,572 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,573 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,574 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,580 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,580 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,583 WARN L141 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-02-21 15:48:17,583 WARN L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-02-21 15:48:17,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,584 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,591 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:48:17,594 WARN L141 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size [2021-02-21 15:48:17,595 WARN L147 QuantifierPusher]: treesize reduction 2, result has 85.7 percent of original size 12 [2021-02-21 15:48:17,595 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,596 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,606 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,610 WARN L141 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size [2021-02-21 15:48:17,612 WARN L147 QuantifierPusher]: treesize reduction 2, result has 89.5 percent of original size 17 [2021-02-21 15:48:17,612 WARN L141 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size [2021-02-21 15:48:17,613 WARN L147 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size 13 [2021-02-21 15:48:17,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:17,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:17,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:17,629 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,629 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:17,630 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,631 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:17,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:17,634 WARN L141 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size [2021-02-21 15:48:17,635 WARN L147 QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size 19 [2021-02-21 15:48:17,636 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,636 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,638 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,653 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,654 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,655 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,657 WARN L141 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size [2021-02-21 15:48:17,659 WARN L147 QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size 25 [2021-02-21 15:48:17,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,661 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,663 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-21 15:48:17,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-21 15:48:17,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,684 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-21 15:48:17,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,702 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:17,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,705 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:17,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:17,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-21 15:48:17,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:17,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:17,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:17,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:17,760 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:17,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,761 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:17,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:17,782 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,783 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-21 15:48:17,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:17,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,802 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:17,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:17,839 WARN L141 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-02-21 15:48:17,839 WARN L147 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size 1 [2021-02-21 15:48:17,839 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,840 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,840 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,841 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:17,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:48:17,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298395347] [2021-02-21 15:48:17,843 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-02-21 15:48:17,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473810247] [2021-02-21 15:48:17,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-21 15:48:17,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-02-21 15:48:17,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752431162] [2021-02-21 15:48:17,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-02-21 15:48:17,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:48:17,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-02-21 15:48:17,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2021-02-21 15:48:17,845 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. Second operand 15 states. [2021-02-21 15:48:18,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:48:18,218 INFO L93 Difference]: Finished difference Result 53 states and 61 transitions. [2021-02-21 15:48:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-02-21 15:48:18,218 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 30 [2021-02-21 15:48:18,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:48:18,221 INFO L225 Difference]: With dead ends: 53 [2021-02-21 15:48:18,221 INFO L226 Difference]: Without dead ends: 50 [2021-02-21 15:48:18,222 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2021-02-21 15:48:18,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-02-21 15:48:18,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 49. [2021-02-21 15:48:18,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2021-02-21 15:48:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2021-02-21 15:48:18,231 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 30 [2021-02-21 15:48:18,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:48:18,232 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2021-02-21 15:48:18,232 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-02-21 15:48:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2021-02-21 15:48:18,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-02-21 15:48:18,233 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:48:18,233 INFO L422 BasicCegarLoop]: trace histogram [6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:48:18,447 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 15:48:18,448 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:48:18,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:48:18,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1770927745, now seen corresponding path program 5 times [2021-02-21 15:48:18,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:48:18,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216059361] [2021-02-21 15:48:18,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:48:18,466 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-02-21 15:48:18,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1922949327] [2021-02-21 15:48:18,466 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 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 [2021-02-21 15:48:18,527 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-02-21 15:48:18,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-21 15:48:18,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 13 conjunts are in the unsatisfiable core [2021-02-21 15:48:18,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 15:48:18,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,536 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,537 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,537 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,543 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:18,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,560 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:18,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-21 15:48:18,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:18,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:48:18,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:48:18,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,570 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,570 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,571 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,580 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,585 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,586 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,586 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,587 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,587 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,595 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-21 15:48:18,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:18,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:18,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-21 15:48:18,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,617 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,617 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 15:48:18,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:18,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:18,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:18,633 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,646 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,646 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,649 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:18,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:18,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,655 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 15:48:18,656 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:18,657 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,658 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 15:48:18,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 15:48:18,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:18,682 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:18,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,684 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 15:48:18,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:18,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 15:48:18,688 WARN L141 QuantifierPusher]: treesize reduction -1, result has 107.1 percent of original size [2021-02-21 15:48:18,688 WARN L147 QuantifierPusher]: treesize reduction -1, result has 107.1 percent of original size 15 [2021-02-21 15:48:18,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,704 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:18,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,705 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:18,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:18,707 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 15:48:18,708 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,713 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:18,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-21 15:48:18,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:18,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-21 15:48:18,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,721 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-21 15:48:18,722 WARN L141 QuantifierPusher]: treesize reduction -3, result has 115.0 percent of original size [2021-02-21 15:48:18,723 WARN L147 QuantifierPusher]: treesize reduction -3, result has 115.0 percent of original size 23 [2021-02-21 15:48:18,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-21 15:48:18,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-21 15:48:18,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-21 15:48:18,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-21 15:48:18,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,760 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 15:48:18,761 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-21 15:48:18,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 15:48:18,768 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 15:48:18,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:18,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 15:48:18,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,791 WARN L141 QuantifierPusher]: treesize reduction -5, result has 109.3 percent of original size [2021-02-21 15:48:18,794 WARN L147 QuantifierPusher]: treesize reduction -5, result has 109.3 percent of original size 59 [2021-02-21 15:48:18,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:18,839 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:19,084 INFO L841 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:19,244 INFO L841 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:19,348 INFO L841 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:19,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-02-21 15:48:19,583 INFO L841 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:20,098 INFO L841 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:20,943 INFO L841 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:21,902 INFO L841 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:22,932 INFO L841 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:24,149 INFO L841 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:24,743 INFO L841 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:25,378 INFO L841 QuantifierPusher]: Run 80 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:26,076 INFO L841 QuantifierPusher]: Run 90 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:26,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:26,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-21 15:48:26,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,514 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:26,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-21 15:48:26,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,524 WARN L141 QuantifierPusher]: treesize reduction -1, result has 102.2 percent of original size [2021-02-21 15:48:26,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:26,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-02-21 15:48:26,575 INFO L841 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:26,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:26,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 15:48:26,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:26,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-02-21 15:48:26,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:48:26,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 15:48:26,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,622 WARN L141 QuantifierPusher]: treesize reduction -13, result has 112.1 percent of original size [2021-02-21 15:48:26,634 WARN L147 QuantifierPusher]: treesize reduction -13, result has 112.1 percent of original size 120 [2021-02-21 15:48:26,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 15:48:26,638 WARN L141 QuantifierPusher]: treesize reduction 88, result has 85.7 percent of original size [2021-02-21 15:48:27,018 INFO L841 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:27,713 INFO L841 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:28,435 INFO L841 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:29,621 INFO L841 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:30,942 INFO L841 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:32,372 INFO L841 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:33,711 INFO L841 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:35,132 INFO L841 QuantifierPusher]: Run 80 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-02-21 15:48:36,881 INFO L841 QuantifierPusher]: Run 90 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug.