/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label24.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 19:11:46,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 19:11:46,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 19:11:46,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 19:11:46,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 19:11:46,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 19:11:46,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 19:11:46,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 19:11:46,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 19:11:46,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 19:11:46,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 19:11:46,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 19:11:46,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 19:11:46,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 19:11:46,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 19:11:46,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 19:11:46,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 19:11:46,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 19:11:46,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 19:11:46,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 19:11:46,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 19:11:46,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 19:11:46,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 19:11:46,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 19:11:46,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 19:11:46,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 19:11:46,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 19:11:46,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 19:11:46,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 19:11:46,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 19:11:46,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 19:11:46,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 19:11:46,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 19:11:46,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 19:11:46,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 19:11:46,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 19:11:46,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 19:11:46,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 19:11:46,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 19:11:46,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 19:11:46,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 19:11:46,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 19:11:46,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 19:11:46,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 19:11:46,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 19:11:46,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 19:11:46,380 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 19:11:46,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 19:11:46,381 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 19:11:46,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 19:11:46,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 19:11:46,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 19:11:46,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 19:11:46,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 19:11:46,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 19:11:46,382 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 19:11:46,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 19:11:46,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 19:11:46,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 19:11:46,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 19:11:46,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 19:11:46,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 19:11:46,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 19:11:46,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 19:11:46,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 19:11:46,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 19:11:46,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 19:11:46,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 19:11:46,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 19:11:46,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 19:11:46,385 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 19:11:46,385 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 19:11:46,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 19:11:46,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 19:11:46,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 19:11:46,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 19:11:46,739 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 19:11:46,739 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label24.c [2020-10-14 19:11:46,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c81996b5/e80c30a35c2d4de5bcfc9ef653167d7a/FLAG89ebb17e9 [2020-10-14 19:11:47,430 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 19:11:47,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem03_label24.c [2020-10-14 19:11:47,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c81996b5/e80c30a35c2d4de5bcfc9ef653167d7a/FLAG89ebb17e9 [2020-10-14 19:11:47,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c81996b5/e80c30a35c2d4de5bcfc9ef653167d7a [2020-10-14 19:11:47,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 19:11:47,581 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 19:11:47,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 19:11:47,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 19:11:47,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 19:11:47,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:11:47" (1/1) ... [2020-10-14 19:11:47,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f71ec06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:47, skipping insertion in model container [2020-10-14 19:11:47,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:11:47" (1/1) ... [2020-10-14 19:11:47,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 19:11:47,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 19:11:48,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:11:48,554 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 19:11:48,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 19:11:48,900 INFO L208 MainTranslator]: Completed translation [2020-10-14 19:11:48,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48 WrapperNode [2020-10-14 19:11:48,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 19:11:48,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 19:11:48,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 19:11:48,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 19:11:48,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... [2020-10-14 19:11:48,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... [2020-10-14 19:11:48,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... [2020-10-14 19:11:48,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... [2020-10-14 19:11:49,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... [2020-10-14 19:11:49,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... [2020-10-14 19:11:49,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... [2020-10-14 19:11:49,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 19:11:49,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 19:11:49,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 19:11:49,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 19:11:49,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-14 19:11:49,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 19:11:49,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 19:11:49,241 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 19:11:49,241 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 19:11:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 19:11:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 19:11:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 19:11:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 19:11:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 19:11:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 19:11:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 19:11:51,099 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 19:11:51,099 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 19:11:51,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:11:51 BoogieIcfgContainer [2020-10-14 19:11:51,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 19:11:51,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 19:11:51,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 19:11:51,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 19:11:51,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:11:47" (1/3) ... [2020-10-14 19:11:51,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cc94ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:11:51, skipping insertion in model container [2020-10-14 19:11:51,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:11:48" (2/3) ... [2020-10-14 19:11:51,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cc94ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:11:51, skipping insertion in model container [2020-10-14 19:11:51,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:11:51" (3/3) ... [2020-10-14 19:11:51,115 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label24.c [2020-10-14 19:11:51,126 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 19:11:51,134 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 19:11:51,148 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 19:11:51,175 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 19:11:51,175 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 19:11:51,175 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 19:11:51,176 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 19:11:51,176 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 19:11:51,176 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 19:11:51,176 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 19:11:51,176 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 19:11:51,201 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2020-10-14 19:11:51,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-14 19:11:51,223 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:11:51,224 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:11:51,225 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:11:51,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:11:51,230 INFO L82 PathProgramCache]: Analyzing trace with hash -1879577704, now seen corresponding path program 1 times [2020-10-14 19:11:51,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:11:51,239 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1146538047] [2020-10-14 19:11:51,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:11:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:11:51,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:11:52,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:11:56,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:11:56,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-14 19:11:56,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:11:56,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4513 [2020-10-14 19:11:56,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:11:56,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:11:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 19:11:56,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:11:56,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 199 [2020-10-14 19:11:56,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 19:11:56,578 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:11:56,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:11:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:11:56,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:11:56,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:11:56,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:11:56,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:11:56,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 19:11:56,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:11:56,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:11:56,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:11:56,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:11:56,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:11:56,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:11:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:11:56,836 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1146538047] [2020-10-14 19:11:56,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 19:11:56,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 19:11:56,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608752022] [2020-10-14 19:11:56,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 19:11:56,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:11:56,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 19:11:56,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 19:11:56,866 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 4 states. [2020-10-14 19:11:57,052 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-14 19:11:59,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:11:59,866 INFO L93 Difference]: Finished difference Result 853 states and 1500 transitions. [2020-10-14 19:11:59,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:11:59,870 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 197 [2020-10-14 19:11:59,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:11:59,921 INFO L225 Difference]: With dead ends: 853 [2020-10-14 19:11:59,922 INFO L226 Difference]: Without dead ends: 465 [2020-10-14 19:11:59,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:11:59,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2020-10-14 19:12:00,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 460. [2020-10-14 19:12:00,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2020-10-14 19:12:00,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 648 transitions. [2020-10-14 19:12:00,098 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 648 transitions. Word has length 197 [2020-10-14 19:12:00,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:00,098 INFO L479 AbstractCegarLoop]: Abstraction has 460 states and 648 transitions. [2020-10-14 19:12:00,099 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 19:12:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 648 transitions. [2020-10-14 19:12:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-10-14 19:12:00,109 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:00,109 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:00,110 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 19:12:00,110 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:00,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:00,111 INFO L82 PathProgramCache]: Analyzing trace with hash 380333484, now seen corresponding path program 1 times [2020-10-14 19:12:00,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:00,111 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [210897132] [2020-10-14 19:12:00,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:00,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:00,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:02,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:03,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:03,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-14 19:12:03,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:12:04,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3738 [2020-10-14 19:12:04,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:04,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:04,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:04,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 19:12:04,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 19:12:04,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:04,409 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:04,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:04,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:04,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:04,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:04,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:04,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 19:12:04,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:04,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:04,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:04,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:04,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:04,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:04,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:04,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:04,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:04,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 19:12:04,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:04,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 19:12:04,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:04,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:04,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:04,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:04,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 19:12:04,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:12:04,675 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [210897132] [2020-10-14 19:12:04,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:04,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:12:04,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120282651] [2020-10-14 19:12:04,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:12:04,680 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:04,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:12:04,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:12:04,680 INFO L87 Difference]: Start difference. First operand 460 states and 648 transitions. Second operand 5 states. [2020-10-14 19:12:05,016 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:12:07,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:07,811 INFO L93 Difference]: Finished difference Result 1141 states and 1668 transitions. [2020-10-14 19:12:07,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:12:07,813 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 209 [2020-10-14 19:12:07,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:07,818 INFO L225 Difference]: With dead ends: 1141 [2020-10-14 19:12:07,819 INFO L226 Difference]: Without dead ends: 687 [2020-10-14 19:12:07,821 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:12:07,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2020-10-14 19:12:07,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 682. [2020-10-14 19:12:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2020-10-14 19:12:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 953 transitions. [2020-10-14 19:12:07,869 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 953 transitions. Word has length 209 [2020-10-14 19:12:07,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:07,870 INFO L479 AbstractCegarLoop]: Abstraction has 682 states and 953 transitions. [2020-10-14 19:12:07,870 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:12:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 953 transitions. [2020-10-14 19:12:07,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-10-14 19:12:07,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:07,876 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:07,876 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 19:12:07,877 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:07,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:07,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1651672949, now seen corresponding path program 1 times [2020-10-14 19:12:07,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:07,878 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2072661705] [2020-10-14 19:12:07,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:07,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:08,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:09,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:09,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:11,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:12,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:12,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:12,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-14 19:12:12,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 19:12:12,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 19:12:12,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:12,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-14 19:12:12,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 198 [2020-10-14 19:12:12,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:13,244 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:13,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:13,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:13,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:13,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:13,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:13,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:12:13,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:13,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:13,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:13,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:12:13,449 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-14 19:12:13,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:13,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:13,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:13,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:13,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 19:12:13,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:13,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 19:12:13,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:13,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:13,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:13,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:13,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:13,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:13,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 19:12:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:13,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:13,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:13,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 19:12:13,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:13,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 19:12:13,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:13,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:13,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:13,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 19:12:13,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 19:12:13,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2072661705] [2020-10-14 19:12:13,617 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:13,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 19:12:13,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210013222] [2020-10-14 19:12:13,619 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 19:12:13,620 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:13,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 19:12:13,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:12:13,623 INFO L87 Difference]: Start difference. First operand 682 states and 953 transitions. Second operand 6 states. [2020-10-14 19:12:13,755 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:12:14,010 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:12:17,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:17,741 INFO L93 Difference]: Finished difference Result 2202 states and 3228 transitions. [2020-10-14 19:12:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 19:12:17,743 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 219 [2020-10-14 19:12:17,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:17,756 INFO L225 Difference]: With dead ends: 2202 [2020-10-14 19:12:17,756 INFO L226 Difference]: Without dead ends: 1526 [2020-10-14 19:12:17,760 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:12:17,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2020-10-14 19:12:17,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 1519. [2020-10-14 19:12:17,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1519 states. [2020-10-14 19:12:17,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2174 transitions. [2020-10-14 19:12:17,843 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2174 transitions. Word has length 219 [2020-10-14 19:12:17,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:17,844 INFO L479 AbstractCegarLoop]: Abstraction has 1519 states and 2174 transitions. [2020-10-14 19:12:17,845 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 19:12:17,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2174 transitions. [2020-10-14 19:12:17,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-10-14 19:12:17,852 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:17,852 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:17,852 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 19:12:17,853 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:17,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:17,853 INFO L82 PathProgramCache]: Analyzing trace with hash -2108904796, now seen corresponding path program 1 times [2020-10-14 19:12:17,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:17,854 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1185745634] [2020-10-14 19:12:17,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:18,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:18,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:20,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:20,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:22,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:22,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-14 19:12:22,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:12:22,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 19:12:22,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:22,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:22,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 19:12:22,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 19:12:22,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:23,259 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:23,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:23,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:23,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:23,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:23,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:23,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:12:23,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:23,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:23,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:23,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:23,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:23,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:23,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:23,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:23,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:23,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 19:12:23,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:23,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:12:23,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:23,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:23,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:23,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:23,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:23,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:23,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 19:12:23,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:23,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:23,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:23,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 19:12:23,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:23,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 19:12:23,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:23,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 19:12:23,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:23,479 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-14 19:12:23,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1185745634] [2020-10-14 19:12:23,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:23,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:12:23,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327536811] [2020-10-14 19:12:23,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:12:23,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:23,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:12:23,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:12:23,482 INFO L87 Difference]: Start difference. First operand 1519 states and 2174 transitions. Second operand 5 states. [2020-10-14 19:12:23,711 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:12:26,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:26,179 INFO L93 Difference]: Finished difference Result 4519 states and 6597 transitions. [2020-10-14 19:12:26,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:12:26,181 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 223 [2020-10-14 19:12:26,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:26,200 INFO L225 Difference]: With dead ends: 4519 [2020-10-14 19:12:26,200 INFO L226 Difference]: Without dead ends: 3006 [2020-10-14 19:12:26,205 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:12:26,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3006 states. [2020-10-14 19:12:26,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3006 to 2986. [2020-10-14 19:12:26,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2986 states. [2020-10-14 19:12:26,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2986 states and 4266 transitions. [2020-10-14 19:12:26,313 INFO L78 Accepts]: Start accepts. Automaton has 2986 states and 4266 transitions. Word has length 223 [2020-10-14 19:12:26,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:26,314 INFO L479 AbstractCegarLoop]: Abstraction has 2986 states and 4266 transitions. [2020-10-14 19:12:26,314 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:12:26,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 4266 transitions. [2020-10-14 19:12:26,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-10-14 19:12:26,325 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:26,325 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:26,325 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 19:12:26,326 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:26,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:26,326 INFO L82 PathProgramCache]: Analyzing trace with hash 278315871, now seen corresponding path program 1 times [2020-10-14 19:12:26,326 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:26,327 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1246532718] [2020-10-14 19:12:26,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:26,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:26,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:26,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:31,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:31,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:31,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-14 19:12:31,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:12:31,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 19:12:31,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:31,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:31,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:31,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-14 19:12:31,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 19:12:31,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:31,623 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:31,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:31,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:31,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:31,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:31,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:31,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:12:31,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:31,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:31,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:31,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:31,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:31,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 19:12:31,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:31,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:31,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:31,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 19:12:31,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:31,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 19:12:31,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:31,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:31,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:31,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:31,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:31,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:31,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 19:12:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:31,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:31,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:31,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 19:12:31,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:31,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 19:12:31,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:31,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:31,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:31,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:31,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:31,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:31,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 19:12:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:31,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:31,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:31,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 19:12:31,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:31,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 19:12:31,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:31,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:31,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:31,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:31,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 19:12:31,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 37 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-14 19:12:31,865 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1246532718] [2020-10-14 19:12:31,865 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:31,865 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:12:31,866 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563297205] [2020-10-14 19:12:31,866 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:12:31,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:31,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:12:31,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:12:31,867 INFO L87 Difference]: Start difference. First operand 2986 states and 4266 transitions. Second operand 5 states. [2020-10-14 19:12:32,085 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:12:34,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:34,777 INFO L93 Difference]: Finished difference Result 8914 states and 13061 transitions. [2020-10-14 19:12:34,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:12:34,778 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 240 [2020-10-14 19:12:34,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:34,812 INFO L225 Difference]: With dead ends: 8914 [2020-10-14 19:12:34,812 INFO L226 Difference]: Without dead ends: 5934 [2020-10-14 19:12:34,822 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:12:34,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5934 states. [2020-10-14 19:12:35,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5934 to 5914. [2020-10-14 19:12:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5914 states. [2020-10-14 19:12:35,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5914 states to 5914 states and 8498 transitions. [2020-10-14 19:12:35,037 INFO L78 Accepts]: Start accepts. Automaton has 5914 states and 8498 transitions. Word has length 240 [2020-10-14 19:12:35,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:35,038 INFO L479 AbstractCegarLoop]: Abstraction has 5914 states and 8498 transitions. [2020-10-14 19:12:35,038 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:12:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 5914 states and 8498 transitions. [2020-10-14 19:12:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-14 19:12:35,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:35,063 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:35,064 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 19:12:35,064 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:35,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:35,064 INFO L82 PathProgramCache]: Analyzing trace with hash 364771574, now seen corresponding path program 1 times [2020-10-14 19:12:35,065 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:35,065 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [471149830] [2020-10-14 19:12:35,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:35,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:35,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:36,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:36,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-14 19:12:36,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:12:36,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1585 [2020-10-14 19:12:36,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:36,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:36,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:36,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-14 19:12:36,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 19:12:36,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:37,010 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:37,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:37,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:37,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:37,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:37,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:37,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 19:12:37,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:37,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:37,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:37,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:37,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:37,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:37,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:37,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:37,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 19:12:37,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:37,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-14 19:12:37,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:37,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-14 19:12:37,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:37,417 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 19:12:37,418 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [471149830] [2020-10-14 19:12:37,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:37,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:12:37,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4702892] [2020-10-14 19:12:37,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:12:37,420 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:37,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:12:37,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:12:37,421 INFO L87 Difference]: Start difference. First operand 5914 states and 8498 transitions. Second operand 5 states. [2020-10-14 19:12:37,555 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-14 19:12:40,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:40,210 INFO L93 Difference]: Finished difference Result 16649 states and 24403 transitions. [2020-10-14 19:12:40,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:12:40,211 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 255 [2020-10-14 19:12:40,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:40,266 INFO L225 Difference]: With dead ends: 16649 [2020-10-14 19:12:40,267 INFO L226 Difference]: Without dead ends: 10741 [2020-10-14 19:12:40,284 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:12:40,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10741 states. [2020-10-14 19:12:40,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10741 to 10309. [2020-10-14 19:12:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10309 states. [2020-10-14 19:12:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10309 states to 10309 states and 15273 transitions. [2020-10-14 19:12:40,622 INFO L78 Accepts]: Start accepts. Automaton has 10309 states and 15273 transitions. Word has length 255 [2020-10-14 19:12:40,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:40,623 INFO L479 AbstractCegarLoop]: Abstraction has 10309 states and 15273 transitions. [2020-10-14 19:12:40,623 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:12:40,623 INFO L276 IsEmpty]: Start isEmpty. Operand 10309 states and 15273 transitions. [2020-10-14 19:12:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-10-14 19:12:40,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:40,663 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:40,663 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 19:12:40,663 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:40,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:40,664 INFO L82 PathProgramCache]: Analyzing trace with hash -88807248, now seen corresponding path program 1 times [2020-10-14 19:12:40,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:40,665 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [505461558] [2020-10-14 19:12:40,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:40,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:40,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:40,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:42,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:43,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:45,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:45,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 300 [2020-10-14 19:12:45,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 19:12:45,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 19:12:45,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:45,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 19:12:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:12:45,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 19:12:45,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:45,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:45,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:45,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:45,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:45,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:45,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 19:12:45,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:45,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:45,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:45,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:45,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:12:45,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:46,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:46,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:46,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:46,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:12:46,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 19:12:46,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:46,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 19:12:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:46,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:46,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:46,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-14 19:12:46,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:46,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-14 19:12:46,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:46,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:46,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:46,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:12:46,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 19:12:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:46,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 19:12:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:46,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:46,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:46,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 19:12:46,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:46,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 19:12:46,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:46,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:46,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:12:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-14 19:12:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:12:46,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 83 proven. 43 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-14 19:12:46,441 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [505461558] [2020-10-14 19:12:46,442 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:46,442 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 19:12:46,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434762848] [2020-10-14 19:12:46,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 19:12:46,443 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:46,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 19:12:46,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:12:46,444 INFO L87 Difference]: Start difference. First operand 10309 states and 15273 transitions. Second operand 8 states. [2020-10-14 19:12:46,583 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:12:48,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:48,245 INFO L93 Difference]: Finished difference Result 19333 states and 28976 transitions. [2020-10-14 19:12:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 19:12:48,246 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 286 [2020-10-14 19:12:48,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:48,286 INFO L225 Difference]: With dead ends: 19333 [2020-10-14 19:12:48,286 INFO L226 Difference]: Without dead ends: 9030 [2020-10-14 19:12:48,312 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-14 19:12:48,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9030 states. [2020-10-14 19:12:48,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9030 to 9026. [2020-10-14 19:12:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9026 states. [2020-10-14 19:12:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9026 states to 9026 states and 13119 transitions. [2020-10-14 19:12:48,558 INFO L78 Accepts]: Start accepts. Automaton has 9026 states and 13119 transitions. Word has length 286 [2020-10-14 19:12:48,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:48,558 INFO L479 AbstractCegarLoop]: Abstraction has 9026 states and 13119 transitions. [2020-10-14 19:12:48,558 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 19:12:48,558 INFO L276 IsEmpty]: Start isEmpty. Operand 9026 states and 13119 transitions. [2020-10-14 19:12:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2020-10-14 19:12:48,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:48,605 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:48,606 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 19:12:48,606 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:48,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:48,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1688552305, now seen corresponding path program 1 times [2020-10-14 19:12:48,607 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:48,608 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2035430471] [2020-10-14 19:12:48,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:49,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:49,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:49,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:52,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:53,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:53,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-14 19:12:53,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 19:12:53,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-14 19:12:53,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:53,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 19:12:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 19:12:53,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 161 [2020-10-14 19:12:53,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:54,008 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:12:54,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:12:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:54,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:54,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:54,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:12:54,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:54,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 19:12:54,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:54,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:54,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:12:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:12:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 19:12:54,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 19:12:54,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:12:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:54,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:54,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:54,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-14 19:12:54,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:54,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 292 [2020-10-14 19:12:54,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:54,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:54,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:12:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-14 19:12:54,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:54,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 19:12:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:54,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:54,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:12:54,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 19:12:54,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:12:54,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-14 19:12:54,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:12:54,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:12:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:12:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 19:12:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 19:12:54,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:12:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 148 proven. 29 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-14 19:12:55,130 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2035430471] [2020-10-14 19:12:55,130 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:12:55,130 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 19:12:55,130 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013284575] [2020-10-14 19:12:55,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 19:12:55,131 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:12:55,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 19:12:55,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-14 19:12:55,132 INFO L87 Difference]: Start difference. First operand 9026 states and 13119 transitions. Second operand 8 states. [2020-10-14 19:12:55,273 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:12:58,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:12:58,255 INFO L93 Difference]: Finished difference Result 21131 states and 31585 transitions. [2020-10-14 19:12:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 19:12:58,255 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 350 [2020-10-14 19:12:58,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:12:58,316 INFO L225 Difference]: With dead ends: 21131 [2020-10-14 19:12:58,316 INFO L226 Difference]: Without dead ends: 12947 [2020-10-14 19:12:58,339 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 19:12:58,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12947 states. [2020-10-14 19:12:58,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12947 to 12870. [2020-10-14 19:12:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12870 states. [2020-10-14 19:12:58,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12870 states to 12870 states and 18829 transitions. [2020-10-14 19:12:58,828 INFO L78 Accepts]: Start accepts. Automaton has 12870 states and 18829 transitions. Word has length 350 [2020-10-14 19:12:58,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:12:58,829 INFO L479 AbstractCegarLoop]: Abstraction has 12870 states and 18829 transitions. [2020-10-14 19:12:58,830 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 19:12:58,830 INFO L276 IsEmpty]: Start isEmpty. Operand 12870 states and 18829 transitions. [2020-10-14 19:12:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2020-10-14 19:12:58,902 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 19:12:58,903 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 19:12:58,903 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 19:12:58,904 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 19:12:58,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 19:12:58,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1227664000, now seen corresponding path program 1 times [2020-10-14 19:12:58,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 19:12:58,905 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [562119764] [2020-10-14 19:12:58,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 19:12:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:12:59,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:12:59,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:02,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:04,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:04,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 402 [2020-10-14 19:13:04,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 19:13:04,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5067 [2020-10-14 19:13:04,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:04,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 19:13:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 205 [2020-10-14 19:13:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 19:13:04,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:13:04,447 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:04,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 19:13:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:04,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:04,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:04,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 19:13:04,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:04,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 19:13:04,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:04,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:04,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:04,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:04,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:04,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:13:04,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 19:13:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:04,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:04,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:04,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 19:13:04,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:04,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 19:13:04,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:04,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:04,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:04,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:04,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:04,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:13:04,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 19:13:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:04,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:04,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:04,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 19:13:04,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:13:04,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 19:13:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 19:13:04,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 19:13:04,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 19:13:04,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 19:13:04,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 19:13:04,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-14 19:13:04,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 19:13:04,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 19:13:04,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 19:13:04,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 19:13:04,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-14 19:13:04,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 19:13:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 185 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-10-14 19:13:05,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [562119764] [2020-10-14 19:13:05,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 19:13:05,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 19:13:05,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796116538] [2020-10-14 19:13:05,045 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 19:13:05,045 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 19:13:05,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 19:13:05,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 19:13:05,046 INFO L87 Difference]: Start difference. First operand 12870 states and 18829 transitions. Second operand 5 states. [2020-10-14 19:13:05,273 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-14 19:13:07,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 19:13:07,608 INFO L93 Difference]: Finished difference Result 30958 states and 46451 transitions. [2020-10-14 19:13:07,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 19:13:07,612 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 388 [2020-10-14 19:13:07,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 19:13:07,613 INFO L225 Difference]: With dead ends: 30958 [2020-10-14 19:13:07,613 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 19:13:07,662 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 19:13:07,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 19:13:07,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 19:13:07,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 19:13:07,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 19:13:07,663 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 388 [2020-10-14 19:13:07,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 19:13:07,664 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 19:13:07,664 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 19:13:07,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 19:13:07,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 19:13:07,664 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 19:13:07,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 19:13:08,665 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-14 19:13:09,568 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 167 [2020-10-14 19:13:09,874 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 167 [2020-10-14 19:13:10,099 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 104 [2020-10-14 19:13:12,037 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 345 DAG size of output: 122 [2020-10-14 19:13:12,146 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-14 19:13:12,532 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 50 [2020-10-14 19:13:12,906 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 50 [2020-10-14 19:13:12,910 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:13:12,911 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a18~0 |old(~a18~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a5~0 |old(~a5~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a16~0 |old(~a16~0)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~x~0 |old(~x~0)|) (= ~a22~0 |old(~a22~0)|) (= ~d~0 |old(~d~0)|) (= ~v~0 |old(~v~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-14 19:13:12,911 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:13:12,911 INFO L268 CegarLoopResult]: For program point L498(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:13:12,911 INFO L268 CegarLoopResult]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2020-10-14 19:13:12,912 INFO L268 CegarLoopResult]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,912 INFO L268 CegarLoopResult]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,912 INFO L268 CegarLoopResult]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,912 INFO L268 CegarLoopResult]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,912 INFO L268 CegarLoopResult]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L1623(line 1623) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L1557(line 1557) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L1491(line 1491) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,913 INFO L268 CegarLoopResult]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,914 INFO L268 CegarLoopResult]: For program point L1626(line 1626) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L1560(line 1560) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L1494(line 1494) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,915 INFO L268 CegarLoopResult]: For program point L1629(line 1629) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1563(line 1563) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1497(line 1497) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1632(line 1632) no Hoare annotation was computed. [2020-10-14 19:13:12,916 INFO L268 CegarLoopResult]: For program point L1566(line 1566) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L1500(line 1500) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:13:12,917 INFO L268 CegarLoopResult]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L710(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:13:12,918 INFO L268 CegarLoopResult]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L1635(line 1635) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L1569(line 1569) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L1503(line 1503) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,919 INFO L268 CegarLoopResult]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1638(line 1638) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1572(line 1572) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1506(line 1506) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,920 INFO L268 CegarLoopResult]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1641(line 1641) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1575(line 1575) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1509(line 1509) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L56(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,921 INFO L268 CegarLoopResult]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L1644(line 1644) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L1578(line 1578) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L1512(line 1512) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,922 INFO L268 CegarLoopResult]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,923 INFO L268 CegarLoopResult]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,923 INFO L268 CegarLoopResult]: For program point L918(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:13:12,923 INFO L268 CegarLoopResult]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2020-10-14 19:13:12,923 INFO L268 CegarLoopResult]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,923 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse3 (= ~a28~0 |old(~a28~0)|)) (.cse31 (= ~a26~0 |old(~a26~0)|)) (.cse4 (= ~a21~0 |old(~a21~0)|)) (.cse5 (= ~a6~0 |old(~a6~0)|)) (.cse6 (= ~a8~0 |old(~a8~0)|)) (.cse7 (= ~a29~0 |old(~a29~0)|)) (.cse8 (= ~a1~0 |old(~a1~0)|)) (.cse9 (= ~a19~0 |old(~a19~0)|)) (.cse10 (= ~a3~0 |old(~a3~0)|)) (.cse11 (= ~a0~0 |old(~a0~0)|)) (.cse12 (= ~a9~0 |old(~a9~0)|)) (.cse13 (= ~a7~0 |old(~a7~0)|)) (.cse14 (= ~a11~0 |old(~a11~0)|)) (.cse15 (= ~a5~0 |old(~a5~0)|)) (.cse16 (= ~a16~0 |old(~a16~0)|)) (.cse17 (= ~a4~0 |old(~a4~0)|)) (.cse18 (= ~a2~0 |old(~a2~0)|)) (.cse19 (= ~a17~0 |old(~a17~0)|)) (.cse20 (= ~a14~0 |old(~a14~0)|)) (.cse21 (= ~a25~0 |old(~a25~0)|)) (.cse22 (= ~a23~0 |old(~a23~0)|)) (.cse23 (= ~a12~0 |old(~a12~0)|)) (.cse24 (= ~a15~0 |old(~a15~0)|)) (.cse25 (= ~a13~0 |old(~a13~0)|)) (.cse26 (= ~a24~0 |old(~a24~0)|)) (.cse27 (= ~a20~0 |old(~a20~0)|)) (.cse28 (= ~a22~0 |old(~a22~0)|)) (.cse29 (= ~a10~0 |old(~a10~0)|)) (.cse30 (= ~a27~0 |old(~a27~0)|))) (let ((.cse0 (and .cse3 .cse31 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30)) (.cse1 (not (<= |old(~a5~0)| 1))) (.cse2 (not (<= 1 |old(~a5~0)|)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 |old(~a3~0)|))) (or .cse0 .cse1 .cse2 (= |old(~a12~0)| |old(~a27~0)|)) (or (not (= 0 |old(~a27~0)|)) .cse0 (= |old(~a3~0)| 0) .cse1 .cse2) (or (not (= |old(~a26~0)| 1)) .cse1 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (= ~a26~0 1) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30) .cse2) (or (not (<= |old(~a11~0)| 1)) (and .cse3 .cse31 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 (<= 1 ~a11~0) .cse26 .cse27 (<= ~a11~0 1) .cse28 .cse29 .cse30) .cse1 (not (<= 1 |old(~a11~0)|)) .cse2 (not (<= 1 |old(~a6~0)|)) (not (<= |old(~a6~0)| 1)))))) [2020-10-14 19:13:12,923 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L192(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2020-10-14 19:13:12,924 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L1647(line 1647) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L1581(line 1581) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L1515(line 1515) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,925 INFO L268 CegarLoopResult]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L1584(line 1584) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L1518(line 1518) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,926 INFO L268 CegarLoopResult]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L1587(line 1587) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L1521(line 1521) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,927 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L1590(line 1590) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L1524(line 1524) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L468(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,928 INFO L268 CegarLoopResult]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L1593(line 1593) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L1527(line 1527) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,929 INFO L268 CegarLoopResult]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1608) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L869(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2020-10-14 19:13:12,930 INFO L268 CegarLoopResult]: For program point L1596(line 1596) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L1530(line 1530) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,931 INFO L268 CegarLoopResult]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L1599(line 1599) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L1533(line 1533) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L1467(line 1467) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,932 INFO L268 CegarLoopResult]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,933 INFO L268 CegarLoopResult]: For program point L1602(line 1602) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L1536(line 1536) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L1470(line 1470) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,934 INFO L268 CegarLoopResult]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1605(line 1605) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1539(line 1539) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1473(line 1473) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,935 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1608(line 1608) no Hoare annotation was computed. [2020-10-14 19:13:12,936 INFO L268 CegarLoopResult]: For program point L1542(line 1542) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L1476(line 1476) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L685(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2020-10-14 19:13:12,937 INFO L268 CegarLoopResult]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,939 INFO L268 CegarLoopResult]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,939 INFO L268 CegarLoopResult]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,939 INFO L268 CegarLoopResult]: For program point L1611(line 1611) no Hoare annotation was computed. [2020-10-14 19:13:12,939 INFO L268 CegarLoopResult]: For program point L1545(line 1545) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L1479(line 1479) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,940 INFO L268 CegarLoopResult]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1614(line 1614) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1548(line 1548) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1482(line 1482) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,941 INFO L268 CegarLoopResult]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1617(line 1617) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1551(line 1551) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L1485(line 1485) no Hoare annotation was computed. [2020-10-14 19:13:12,942 INFO L268 CegarLoopResult]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L1620(line 1620) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L1554(line 1554) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L1488(line 1488) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2020-10-14 19:13:12,943 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 19:13:12,944 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~a5~0) (<= ~a5~0 1) (not (= ~a27~0 ~a12~0)) (= ~a16~0 1) (= ~a11~0 0) (= ~a26~0 ~a7~0) (= ~a3~0 1)) [2020-10-14 19:13:12,944 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 19:13:12,944 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 19:13:12,944 INFO L268 CegarLoopResult]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2020-10-14 19:13:12,944 INFO L268 CegarLoopResult]: For program point L1663(line 1663) no Hoare annotation was computed. [2020-10-14 19:13:12,944 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (not (= |old(~a16~0)| 1)) (not (= 0 |old(~a11~0)|)) (not (<= |old(~a5~0)| 1)) (not (<= 1 |old(~a5~0)|)) (not (= |old(~a3~0)| 1)) (not (= |old(~a7~0)| |old(~a26~0)|)) (= |old(~a12~0)| |old(~a27~0)|) (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a16~0 1) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a26~0 ~a7~0) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|))) [2020-10-14 19:13:12,944 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:13:12,945 INFO L264 CegarLoopResult]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse0 (<= ~a5~0 |old(~a5~0)|)) (.cse1 (<= |old(~a5~0)| ~a5~0))) (or (not (= |old(~a16~0)| 1)) (and (not (= ~a27~0 ~a12~0)) .cse0 .cse1) (not (= 0 |old(~a11~0)|)) (not (<= |old(~a5~0)| 1)) (and (<= 1 ~a11~0) (<= ~a6~0 1) (<= ~a11~0 1) .cse0 (<= 1 ~a6~0) .cse1) (and (<= 2 ~a3~0) .cse0 .cse1) (and (not (= ~a3~0 0)) .cse0 (= ~a27~0 0) .cse1) (and .cse0 (= ~a26~0 1) .cse1) (not (<= 1 |old(~a5~0)|)) (not (= |old(~a3~0)| 1)) (not (= |old(~a7~0)| |old(~a26~0)|)) (= |old(~a12~0)| |old(~a27~0)|))) [2020-10-14 19:13:12,945 INFO L268 CegarLoopResult]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2020-10-14 19:13:12,945 INFO L264 CegarLoopResult]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse0 (<= ~a5~0 |old(~a5~0)|)) (.cse1 (<= |old(~a5~0)| ~a5~0))) (or (not (= |old(~a16~0)| 1)) (and (not (= ~a27~0 ~a12~0)) .cse0 .cse1) (not (= 0 |old(~a11~0)|)) (not (<= |old(~a5~0)| 1)) (and (<= 1 ~a11~0) (<= ~a6~0 1) (<= ~a11~0 1) .cse0 (<= 1 ~a6~0) .cse1) (and (<= 2 ~a3~0) .cse0 .cse1) (and (not (= ~a3~0 0)) .cse0 (= ~a27~0 0) .cse1) (and .cse0 (= ~a26~0 1) .cse1) (not (<= 1 |old(~a5~0)|)) (not (= |old(~a3~0)| 1)) (not (= |old(~a7~0)| |old(~a26~0)|)) (= |old(~a12~0)| |old(~a27~0)|))) [2020-10-14 19:13:12,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:13:12 BoogieIcfgContainer [2020-10-14 19:13:12,969 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 19:13:12,971 INFO L168 Benchmark]: Toolchain (without parser) took 85389.82 ms. Allocated memory was 147.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 98.7 MB in the beginning and 484.0 MB in the end (delta: -385.2 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-10-14 19:13:12,971 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 19:13:12,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1316.50 ms. Allocated memory was 147.3 MB in the beginning and 234.9 MB in the end (delta: 87.6 MB). Free memory was 98.7 MB in the beginning and 183.3 MB in the end (delta: -84.6 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:12,973 INFO L168 Benchmark]: Boogie Preprocessor took 236.83 ms. Allocated memory is still 234.9 MB. Free memory was 183.3 MB in the beginning and 170.1 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:12,974 INFO L168 Benchmark]: RCFGBuilder took 1967.70 ms. Allocated memory was 234.9 MB in the beginning and 266.3 MB in the end (delta: 31.5 MB). Free memory was 170.1 MB in the beginning and 203.5 MB in the end (delta: -33.4 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. [2020-10-14 19:13:12,975 INFO L168 Benchmark]: TraceAbstraction took 81860.90 ms. Allocated memory was 266.3 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 203.5 MB in the beginning and 484.0 MB in the end (delta: -280.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-10-14 19:13:12,981 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1316.50 ms. Allocated memory was 147.3 MB in the beginning and 234.9 MB in the end (delta: 87.6 MB). Free memory was 98.7 MB in the beginning and 183.3 MB in the end (delta: -84.6 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 236.83 ms. Allocated memory is still 234.9 MB. Free memory was 183.3 MB in the beginning and 170.1 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1967.70 ms. Allocated memory was 234.9 MB in the beginning and 266.3 MB in the end (delta: 31.5 MB). Free memory was 170.1 MB in the beginning and 203.5 MB in the end (delta: -33.4 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 81860.90 ms. Allocated memory was 266.3 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 203.5 MB in the beginning and 484.0 MB in the end (delta: -280.5 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1608]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: ((((((((((!(\old(a16) == 1) || ((!(a27 == a12) && a5 <= \old(a5)) && \old(a5) <= a5)) || !(0 == \old(a11))) || !(\old(a5) <= 1)) || (((((1 <= a11 && a6 <= 1) && a11 <= 1) && a5 <= \old(a5)) && 1 <= a6) && \old(a5) <= a5)) || ((2 <= a3 && a5 <= \old(a5)) && \old(a5) <= a5)) || (((!(a3 == 0) && a5 <= \old(a5)) && a27 == 0) && \old(a5) <= a5)) || ((a5 <= \old(a5) && a26 == 1) && \old(a5) <= a5)) || !(1 <= \old(a5))) || !(\old(a3) == 1)) || !(\old(a7) == \old(a26))) || \old(a12) == \old(a27) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 76.4s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 26.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 375 SDtfs, 3882 SDslu, 462 SDs, 0 SdLazy, 12418 SolverSat, 1592 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 69 SyntacticMatches, 3 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12870occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 570 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 297 PreInvPairs, 475 NumberOfFragments, 974 HoareAnnotationTreeSize, 297 FomulaSimplifications, 198576 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 17588 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 45.2s InterpolantComputationTime, 2367 NumberOfCodeBlocks, 2367 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2358 ConstructedInterpolants, 0 QuantifiedInterpolants, 3840958 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 711/795 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...