/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=NARROWEST --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/Problem16_label47.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 09:23:41,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 09:23:41,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 09:23:41,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 09:23:41,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 09:23:41,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 09:23:41,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 09:23:41,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 09:23:41,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 09:23:41,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 09:23:41,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 09:23:41,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 09:23:41,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 09:23:41,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 09:23:41,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 09:23:41,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 09:23:41,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 09:23:41,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 09:23:41,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 09:23:41,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 09:23:41,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 09:23:41,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 09:23:41,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 09:23:41,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 09:23:41,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 09:23:41,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 09:23:41,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 09:23:41,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 09:23:41,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 09:23:41,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 09:23:41,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 09:23:41,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 09:23:41,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 09:23:41,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 09:23:41,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 09:23:41,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 09:23:41,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 09:23:41,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 09:23:41,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 09:23:41,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 09:23:41,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 09:23:41,421 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 [2020-10-13 09:23:41,468 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 09:23:41,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 09:23:41,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 09:23:41,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 09:23:41,473 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 09:23:41,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 09:23:41,473 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 09:23:41,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 09:23:41,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 09:23:41,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 09:23:41,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 09:23:41,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 09:23:41,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 09:23:41,475 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 09:23:41,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 09:23:41,475 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 09:23:41,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 09:23:41,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 09:23:41,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 09:23:41,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 09:23:41,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 09:23:41,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 09:23:41,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 09:23:41,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 09:23:41,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 09:23:41,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 09:23:41,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 09:23:41,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 09:23:41,480 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 09:23:41,480 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 09:23:41,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 09:23:41,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 09:23:41,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 09:23:41,845 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 09:23:41,847 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 09:23:41,848 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label47.c [2020-10-13 09:23:41,914 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/59f431aa5/abc2e5b2d5e949bf954eef6d3fe39c8a/FLAGbd31d6b9e [2020-10-13 09:23:42,596 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 09:23:42,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem16_label47.c [2020-10-13 09:23:42,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/59f431aa5/abc2e5b2d5e949bf954eef6d3fe39c8a/FLAGbd31d6b9e [2020-10-13 09:23:42,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/59f431aa5/abc2e5b2d5e949bf954eef6d3fe39c8a [2020-10-13 09:23:42,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 09:23:42,763 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 09:23:42,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 09:23:42,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 09:23:42,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 09:23:42,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:23:42" (1/1) ... [2020-10-13 09:23:42,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607e751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:42, skipping insertion in model container [2020-10-13 09:23:42,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:23:42" (1/1) ... [2020-10-13 09:23:42,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 09:23:42,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 09:23:43,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:23:43,684 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 09:23:44,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 09:23:44,068 INFO L208 MainTranslator]: Completed translation [2020-10-13 09:23:44,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44 WrapperNode [2020-10-13 09:23:44,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 09:23:44,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 09:23:44,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 09:23:44,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 09:23:44,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (1/1) ... [2020-10-13 09:23:44,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (1/1) ... [2020-10-13 09:23:44,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (1/1) ... [2020-10-13 09:23:44,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (1/1) ... [2020-10-13 09:23:44,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (1/1) ... [2020-10-13 09:23:44,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (1/1) ... [2020-10-13 09:23:44,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (1/1) ... [2020-10-13 09:23:44,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 09:23:44,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 09:23:44,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 09:23:44,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 09:23:44,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (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 [2020-10-13 09:23:44,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 09:23:44,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 09:23:44,416 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-13 09:23:44,416 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2020-10-13 09:23:44,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 09:23:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-13 09:23:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2020-10-13 09:23:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 09:23:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 09:23:44,417 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 09:23:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 09:23:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 09:23:44,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 09:23:46,629 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 09:23:46,630 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 09:23:46,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:23:46 BoogieIcfgContainer [2020-10-13 09:23:46,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 09:23:46,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 09:23:46,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 09:23:46,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 09:23:46,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:23:42" (1/3) ... [2020-10-13 09:23:46,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373d106b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:23:46, skipping insertion in model container [2020-10-13 09:23:46,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:23:44" (2/3) ... [2020-10-13 09:23:46,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373d106b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:23:46, skipping insertion in model container [2020-10-13 09:23:46,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:23:46" (3/3) ... [2020-10-13 09:23:46,656 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label47.c [2020-10-13 09:23:46,667 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 09:23:46,684 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 09:23:46,701 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 09:23:46,743 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 09:23:46,744 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 09:23:46,744 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 09:23:46,744 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 09:23:46,744 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 09:23:46,745 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 09:23:46,745 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 09:23:46,745 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 09:23:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2020-10-13 09:23:46,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-13 09:23:46,816 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:46,817 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] [2020-10-13 09:23:46,818 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:46,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:46,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1116751826, now seen corresponding path program 1 times [2020-10-13 09:23:46,841 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:46,842 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1671410428] [2020-10-13 09:23:46,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:47,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:47,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:47,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-13 09:23:47,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:47,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 696 [2020-10-13 09:23:47,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:47,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 09:23:47,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 09:23:47,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-13 09:23:47,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 09:23:48,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:48,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:48,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:48,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:48,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:48,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 09:23:48,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:48,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:48,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:48,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 09:23:48,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 09:23:48,120 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1671410428] [2020-10-13 09:23:48,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 09:23:48,123 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 09:23:48,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496679998] [2020-10-13 09:23:48,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:23:48,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:48,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:23:48,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:23:48,150 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 5 states. [2020-10-13 09:23:53,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:23:53,562 INFO L93 Difference]: Finished difference Result 1515 states and 2848 transitions. [2020-10-13 09:23:53,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:23:53,565 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2020-10-13 09:23:53,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:23:53,592 INFO L225 Difference]: With dead ends: 1515 [2020-10-13 09:23:53,592 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:23:53,604 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:23:53,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:23:53,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:23:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:23:53,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1666 transitions. [2020-10-13 09:23:53,725 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1666 transitions. Word has length 71 [2020-10-13 09:23:53,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:23:53,727 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1666 transitions. [2020-10-13 09:23:53,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:23:53,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1666 transitions. [2020-10-13 09:23:53,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2020-10-13 09:23:53,744 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:23:53,744 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, 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, 3, 3, 3, 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] [2020-10-13 09:23:53,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 09:23:53,746 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:23:53,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:23:53,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1957869911, now seen corresponding path program 1 times [2020-10-13 09:23:53,747 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:23:53,747 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [351993871] [2020-10-13 09:23:53,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:23:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:53,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:53,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:54,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:54,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:56,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:58,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:58,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:58,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-13 09:23:58,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:23:58,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-13 09:23:58,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:58,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:23:58,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 179 [2020-10-13 09:23:58,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-13 09:23:58,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 09:23:59,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:23:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:59,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:59,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:59,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:23:59,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:59,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 09:23:59,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:59,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:59,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:59,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:59,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:23:59,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:23:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:59,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:59,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:59,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:23:59,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:59,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 09:23:59,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:59,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:23:59,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:59,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:23:59,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:23:59,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:23:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:23:59,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:23:59,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:23:59,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-13 09:23:59,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:23:59,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-13 09:23:59,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:23:59,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:23:59,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:23:59,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-13 09:23:59,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:23:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:23:59,546 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [351993871] [2020-10-13 09:23:59,546 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:23:59,547 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:23:59,547 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322486529] [2020-10-13 09:23:59,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:23:59,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:23:59,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:23:59,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:23:59,550 INFO L87 Difference]: Start difference. First operand 1031 states and 1666 transitions. Second operand 5 states. [2020-10-13 09:24:02,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:02,126 INFO L93 Difference]: Finished difference Result 2088 states and 3369 transitions. [2020-10-13 09:24:02,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:24:02,127 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 238 [2020-10-13 09:24:02,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:02,140 INFO L225 Difference]: With dead ends: 2088 [2020-10-13 09:24:02,140 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:24:02,144 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:02,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:24:02,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:24:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:02,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1664 transitions. [2020-10-13 09:24:02,203 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1664 transitions. Word has length 238 [2020-10-13 09:24:02,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:02,207 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1664 transitions. [2020-10-13 09:24:02,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:24:02,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1664 transitions. [2020-10-13 09:24:02,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-13 09:24:02,218 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:02,219 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, 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, 3, 3, 3, 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] [2020-10-13 09:24:02,219 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 09:24:02,219 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:02,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:02,219 INFO L82 PathProgramCache]: Analyzing trace with hash 74493062, now seen corresponding path program 1 times [2020-10-13 09:24:02,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:02,220 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [391414764] [2020-10-13 09:24:02,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:02,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:02,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:02,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:02,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:05,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:06,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:07,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:07,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-13 09:24:07,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:07,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-13 09:24:07,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:07,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:07,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 188 [2020-10-13 09:24:07,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 09:24:07,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:07,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:07,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:07,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:07,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:07,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:07,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:07,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:07,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:07,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:07,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:07,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:07,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:07,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:07,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:07,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:24:07,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:07,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 09:24:07,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:07,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:07,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:07,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:07,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:07,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:24:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:07,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:07,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:07,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-13 09:24:07,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:07,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 09:24:07,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:07,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:07,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 09:24:07,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:24:07,677 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [391414764] [2020-10-13 09:24:07,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:07,678 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-13 09:24:07,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387674336] [2020-10-13 09:24:07,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 09:24:07,682 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:07,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 09:24:07,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 09:24:07,689 INFO L87 Difference]: Start difference. First operand 1031 states and 1664 transitions. Second operand 5 states. [2020-10-13 09:24:10,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:10,117 INFO L93 Difference]: Finished difference Result 2095 states and 3372 transitions. [2020-10-13 09:24:10,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:24:10,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 247 [2020-10-13 09:24:10,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:10,129 INFO L225 Difference]: With dead ends: 2095 [2020-10-13 09:24:10,129 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:24:10,132 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:10,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:24:10,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:24:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:10,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1662 transitions. [2020-10-13 09:24:10,164 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1662 transitions. Word has length 247 [2020-10-13 09:24:10,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:10,165 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1662 transitions. [2020-10-13 09:24:10,165 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 09:24:10,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1662 transitions. [2020-10-13 09:24:10,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-10-13 09:24:10,169 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:10,170 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, 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, 3, 3, 3, 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] [2020-10-13 09:24:10,170 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 09:24:10,170 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:10,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:10,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1809694727, now seen corresponding path program 1 times [2020-10-13 09:24:10,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:10,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [419490553] [2020-10-13 09:24:10,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:10,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:10,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:10,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:10,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:14,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:15,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:15,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-13 09:24:15,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:24:15,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-13 09:24:15,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:15,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:24:15,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 203 [2020-10-13 09:24:15,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 09:24:15,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:15,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:15,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:15,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:15,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:15,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:15,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:15,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:15,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:15,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:15,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:15,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:15,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:24:15,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:15,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 09:24:15,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:15,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:15,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:15,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:15,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:15,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:24:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:15,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:15,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:15,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-13 09:24:15,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:15,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-13 09:24:15,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:15,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-13 09:24:15,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:15,645 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:24:15,647 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [419490553] [2020-10-13 09:24:15,647 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:15,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 09:24:15,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402895508] [2020-10-13 09:24:15,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 09:24:15,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:15,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 09:24:15,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 09:24:15,650 INFO L87 Difference]: Start difference. First operand 1031 states and 1662 transitions. Second operand 8 states. [2020-10-13 09:24:18,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:18,220 INFO L93 Difference]: Finished difference Result 2132 states and 3412 transitions. [2020-10-13 09:24:18,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 09:24:18,247 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 262 [2020-10-13 09:24:18,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:18,260 INFO L225 Difference]: With dead ends: 2132 [2020-10-13 09:24:18,260 INFO L226 Difference]: Without dead ends: 1038 [2020-10-13 09:24:18,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:24:18,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2020-10-13 09:24:18,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1031. [2020-10-13 09:24:18,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1031 states. [2020-10-13 09:24:18,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1656 transitions. [2020-10-13 09:24:18,323 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1656 transitions. Word has length 262 [2020-10-13 09:24:18,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:18,325 INFO L479 AbstractCegarLoop]: Abstraction has 1031 states and 1656 transitions. [2020-10-13 09:24:18,325 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 09:24:18,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1656 transitions. [2020-10-13 09:24:18,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-10-13 09:24:18,332 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:18,332 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, 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, 3, 3, 3, 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] [2020-10-13 09:24:18,332 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 09:24:18,333 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:18,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:18,334 INFO L82 PathProgramCache]: Analyzing trace with hash 513394619, now seen corresponding path program 1 times [2020-10-13 09:24:18,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:18,334 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [258972523] [2020-10-13 09:24:18,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:18,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:18,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:18,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:18,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:20,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:22,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:22,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 316 [2020-10-13 09:24:22,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:24:22,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4426 [2020-10-13 09:24:22,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:22,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 09:24:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:24:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:22,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:22,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:22,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:22,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:22,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:22,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 09:24:22,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:22,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:22,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:22,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:22,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 09:24:22,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:22,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:22,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:22,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 09:24:22,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:22,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 09:24:22,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:22,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 09:24:22,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:22,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 09:24:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:23,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:23,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:23,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:23,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:23,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:23,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 591 [2020-10-13 09:24:23,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:23,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:23,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:23,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:23,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:23,886 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 200 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:24:23,887 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [258972523] [2020-10-13 09:24:23,887 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:23,887 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:24:23,888 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687483437] [2020-10-13 09:24:23,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:24:23,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:23,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:24:23,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:24:23,890 INFO L87 Difference]: Start difference. First operand 1031 states and 1656 transitions. Second operand 7 states. [2020-10-13 09:24:27,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:27,100 INFO L93 Difference]: Finished difference Result 2164 states and 3448 transitions. [2020-10-13 09:24:27,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 09:24:27,105 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 304 [2020-10-13 09:24:27,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:27,111 INFO L225 Difference]: With dead ends: 2164 [2020-10-13 09:24:27,111 INFO L226 Difference]: Without dead ends: 1068 [2020-10-13 09:24:27,115 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 09:24:27,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2020-10-13 09:24:27,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 1035. [2020-10-13 09:24:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1035 states. [2020-10-13 09:24:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1468 transitions. [2020-10-13 09:24:27,156 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1468 transitions. Word has length 304 [2020-10-13 09:24:27,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:27,156 INFO L479 AbstractCegarLoop]: Abstraction has 1035 states and 1468 transitions. [2020-10-13 09:24:27,156 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:24:27,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1468 transitions. [2020-10-13 09:24:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2020-10-13 09:24:27,161 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:27,162 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, 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, 3, 3, 3, 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] [2020-10-13 09:24:27,162 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 09:24:27,162 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:27,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:27,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1396929873, now seen corresponding path program 1 times [2020-10-13 09:24:27,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:27,163 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [168072660] [2020-10-13 09:24:27,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:27,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:27,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:27,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:28,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:29,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:32,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:32,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 326 [2020-10-13 09:24:32,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:24:32,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-13 09:24:32,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:32,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:32,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-13 09:24:32,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:24:32,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:32,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:32,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:32,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:32,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:32,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:32,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:32,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:32,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:32,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:32,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:32,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:32,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:32,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:32,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:32,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-13 09:24:32,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:32,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 09:24:32,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:32,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:32,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:32,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-13 09:24:32,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:32,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 09:24:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:32,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:32,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:32,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:32,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:32,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:32,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 324 [2020-10-13 09:24:32,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:32,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:32,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:32,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:32,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 09:24:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 210 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:24:33,180 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [168072660] [2020-10-13 09:24:33,180 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:33,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 09:24:33,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139646284] [2020-10-13 09:24:33,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 09:24:33,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:33,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 09:24:33,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:33,182 INFO L87 Difference]: Start difference. First operand 1035 states and 1468 transitions. Second operand 6 states. [2020-10-13 09:24:35,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:35,793 INFO L93 Difference]: Finished difference Result 2206 states and 3094 transitions. [2020-10-13 09:24:35,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 09:24:35,795 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 314 [2020-10-13 09:24:35,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:35,802 INFO L225 Difference]: With dead ends: 2206 [2020-10-13 09:24:35,802 INFO L226 Difference]: Without dead ends: 1108 [2020-10-13 09:24:35,806 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 09:24:35,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-10-13 09:24:35,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1035. [2020-10-13 09:24:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1035 states. [2020-10-13 09:24:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 1035 states and 1409 transitions. [2020-10-13 09:24:35,835 INFO L78 Accepts]: Start accepts. Automaton has 1035 states and 1409 transitions. Word has length 314 [2020-10-13 09:24:35,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:35,836 INFO L479 AbstractCegarLoop]: Abstraction has 1035 states and 1409 transitions. [2020-10-13 09:24:35,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 09:24:35,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1409 transitions. [2020-10-13 09:24:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2020-10-13 09:24:35,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:35,842 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:24:35,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 09:24:35,842 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:35,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:35,843 INFO L82 PathProgramCache]: Analyzing trace with hash -2143195785, now seen corresponding path program 1 times [2020-10-13 09:24:35,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:35,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1330851472] [2020-10-13 09:24:35,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:35,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:35,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:36,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:36,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:37,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:40,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:40,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 330 [2020-10-13 09:24:40,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 09:24:40,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4613 [2020-10-13 09:24:40,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:40,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:40,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-13 09:24:40,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-13 09:24:40,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 09:24:40,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:40,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:40,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:40,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:40,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:40,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:40,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:40,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:40,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:40,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:40,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:40,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:40,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:40,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-13 09:24:40,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:40,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-13 09:24:40,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:40,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-13 09:24:40,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:40,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 09:24:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:40,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:40,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:40,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:40,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:40,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:40,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-13 09:24:40,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:40,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:40,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:40,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:40,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 214 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 09:24:40,983 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1330851472] [2020-10-13 09:24:40,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:40,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 09:24:40,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729975390] [2020-10-13 09:24:40,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 09:24:40,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:40,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 09:24:40,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:24:40,985 INFO L87 Difference]: Start difference. First operand 1035 states and 1409 transitions. Second operand 7 states. [2020-10-13 09:24:45,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:45,165 INFO L93 Difference]: Finished difference Result 2873 states and 4067 transitions. [2020-10-13 09:24:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 09:24:45,165 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 318 [2020-10-13 09:24:45,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:45,175 INFO L225 Difference]: With dead ends: 2873 [2020-10-13 09:24:45,175 INFO L226 Difference]: Without dead ends: 1765 [2020-10-13 09:24:45,180 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:24:45,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1765 states. [2020-10-13 09:24:45,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1765 to 1743. [2020-10-13 09:24:45,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1743 states. [2020-10-13 09:24:45,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1743 states and 2186 transitions. [2020-10-13 09:24:45,231 INFO L78 Accepts]: Start accepts. Automaton has 1743 states and 2186 transitions. Word has length 318 [2020-10-13 09:24:45,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:45,232 INFO L479 AbstractCegarLoop]: Abstraction has 1743 states and 2186 transitions. [2020-10-13 09:24:45,232 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 09:24:45,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2186 transitions. [2020-10-13 09:24:45,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2020-10-13 09:24:45,237 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:45,237 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:24:45,237 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 09:24:45,238 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:45,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:45,238 INFO L82 PathProgramCache]: Analyzing trace with hash -19127413, now seen corresponding path program 1 times [2020-10-13 09:24:45,238 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:45,239 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957783451] [2020-10-13 09:24:45,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:45,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:45,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:46,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:47,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:48,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:48,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 356 [2020-10-13 09:24:48,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 09:24:48,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2888 [2020-10-13 09:24:48,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:48,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 09:24:48,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 285 [2020-10-13 09:24:48,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-13 09:24:48,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:48,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:48,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:48,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:48,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:48,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:48,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:24:48,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:48,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:48,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:48,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:48,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:48,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:48,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:48,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:48,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:24:48,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:48,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 09:24:48,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:48,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:48,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 09:24:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:48,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:48,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:48,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:48,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 09:24:48,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:48,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:48,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:48,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 153 [2020-10-13 09:24:48,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:48,520 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 129 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-13 09:24:48,520 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957783451] [2020-10-13 09:24:48,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:48,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 09:24:48,521 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976413711] [2020-10-13 09:24:48,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 09:24:48,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:48,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 09:24:48,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 09:24:48,522 INFO L87 Difference]: Start difference. First operand 1743 states and 2186 transitions. Second operand 6 states. [2020-10-13 09:24:51,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:24:51,166 INFO L93 Difference]: Finished difference Result 4160 states and 5299 transitions. [2020-10-13 09:24:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 09:24:51,170 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 344 [2020-10-13 09:24:51,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:24:51,184 INFO L225 Difference]: With dead ends: 4160 [2020-10-13 09:24:51,184 INFO L226 Difference]: Without dead ends: 2431 [2020-10-13 09:24:51,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-13 09:24:51,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2020-10-13 09:24:51,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 2421. [2020-10-13 09:24:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2421 states. [2020-10-13 09:24:51,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2421 states and 3016 transitions. [2020-10-13 09:24:51,273 INFO L78 Accepts]: Start accepts. Automaton has 2421 states and 3016 transitions. Word has length 344 [2020-10-13 09:24:51,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:24:51,274 INFO L479 AbstractCegarLoop]: Abstraction has 2421 states and 3016 transitions. [2020-10-13 09:24:51,274 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 09:24:51,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 3016 transitions. [2020-10-13 09:24:51,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2020-10-13 09:24:51,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:24:51,282 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, 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, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:24:51,282 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 09:24:51,282 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:24:51,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:24:51,282 INFO L82 PathProgramCache]: Analyzing trace with hash -496324345, now seen corresponding path program 1 times [2020-10-13 09:24:51,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:24:51,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1356414202] [2020-10-13 09:24:51,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:24:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:51,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:51,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:51,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:52,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:53,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:54,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:56,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:56,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 426 [2020-10-13 09:24:56,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:24:56,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-13 09:24:56,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:56,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:24:56,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-13 09:24:56,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-13 09:24:56,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:56,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:24:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:56,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:56,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:56,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:24:56,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:56,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 09:24:56,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:56,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:56,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:56,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:56,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:56,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:24:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:56,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:56,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-13 09:24:56,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:56,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 09:24:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:56,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:56,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:56,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:56,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:24:56,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 09:24:56,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 270 [2020-10-13 09:24:56,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:56,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:24:56,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 09:24:56,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-13 09:24:56,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:57,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-13 09:24:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:24:57,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:24:57,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:24:57,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:24:57,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:24:57,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 09:24:57,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:24:57,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:24:57,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-13 09:24:57,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:24:57,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:24:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 304 proven. 71 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-13 09:24:57,695 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1356414202] [2020-10-13 09:24:57,695 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:24:57,695 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 09:24:57,696 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486902166] [2020-10-13 09:24:57,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 09:24:57,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:24:57,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 09:24:57,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-13 09:24:57,698 INFO L87 Difference]: Start difference. First operand 2421 states and 3016 transitions. Second operand 10 states. [2020-10-13 09:24:59,333 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2020-10-13 09:24:59,520 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2020-10-13 09:25:01,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:25:01,775 INFO L93 Difference]: Finished difference Result 4383 states and 5470 transitions. [2020-10-13 09:25:01,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 09:25:01,776 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 412 [2020-10-13 09:25:01,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:25:01,785 INFO L225 Difference]: With dead ends: 4383 [2020-10-13 09:25:01,785 INFO L226 Difference]: Without dead ends: 1873 [2020-10-13 09:25:01,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2020-10-13 09:25:01,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1873 states. [2020-10-13 09:25:01,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1873 to 1724. [2020-10-13 09:25:01,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1724 states. [2020-10-13 09:25:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 2071 transitions. [2020-10-13 09:25:01,836 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 2071 transitions. Word has length 412 [2020-10-13 09:25:01,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:25:01,836 INFO L479 AbstractCegarLoop]: Abstraction has 1724 states and 2071 transitions. [2020-10-13 09:25:01,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 09:25:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2071 transitions. [2020-10-13 09:25:01,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2020-10-13 09:25:01,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 09:25:01,841 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, 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, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 09:25:01,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 09:25:01,842 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 09:25:01,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 09:25:01,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1953184719, now seen corresponding path program 1 times [2020-10-13 09:25:01,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 09:25:01,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [740926132] [2020-10-13 09:25:01,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 09:25:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:01,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:01,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:02,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:04,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:05,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:06,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:06,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:06,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 430 [2020-10-13 09:25:06,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 09:25:06,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-13 09:25:06,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:06,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 09:25:06,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 359 [2020-10-13 09:25:06,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-13 09:25:06,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:07,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 09:25:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:07,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:07,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:07,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 09:25:07,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:07,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 09:25:07,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:07,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:07,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:07,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:07,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:07,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 09:25:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:07,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:07,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:07,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 09:25:07,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:07,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 09:25:07,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:07,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:07,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:07,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 09:25:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:07,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:07,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:07,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 09:25:07,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:07,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 09:25:07,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:07,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 09:25:07,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:07,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 09:25:07,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:07,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2020-10-13 09:25:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 09:25:07,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 09:25:07,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 09:25:07,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-13 09:25:07,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 09:25:07,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 09:25:07,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 09:25:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 09:25:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 09:25:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-13 09:25:07,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 09:25:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 195 proven. 3 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2020-10-13 09:25:07,357 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [740926132] [2020-10-13 09:25:07,357 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 09:25:07,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 09:25:07,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294964734] [2020-10-13 09:25:07,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 09:25:07,358 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 09:25:07,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 09:25:07,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 09:25:07,359 INFO L87 Difference]: Start difference. First operand 1724 states and 2071 transitions. Second operand 8 states. [2020-10-13 09:25:09,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 09:25:09,164 INFO L93 Difference]: Finished difference Result 3176 states and 3781 transitions. [2020-10-13 09:25:09,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 09:25:09,165 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 416 [2020-10-13 09:25:09,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 09:25:09,166 INFO L225 Difference]: With dead ends: 3176 [2020-10-13 09:25:09,166 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 09:25:09,172 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-13 09:25:09,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 09:25:09,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 09:25:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 09:25:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 09:25:09,173 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 416 [2020-10-13 09:25:09,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 09:25:09,173 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 09:25:09,174 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 09:25:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 09:25:09,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 09:25:09,174 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 09:25:09,176 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 09:25:09,415 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 120 [2020-10-13 09:25:09,775 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 120 [2020-10-13 09:25:09,960 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 31 [2020-10-13 09:25:10,505 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 57 [2020-10-13 09:25:10,644 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 28 [2020-10-13 09:25:10,919 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-10-13 09:25:11,126 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 31 [2020-10-13 09:25:11,129 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:25:11,130 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a18~0 |old(~a18~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-10-13 09:25:11,130 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:25:11,130 INFO L268 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,130 INFO L268 CegarLoopResult]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:25:11,130 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,130 INFO L268 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,130 INFO L268 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,131 INFO L268 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,131 INFO L268 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,131 INFO L268 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,131 INFO L268 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,131 INFO L268 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,132 INFO L268 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,132 INFO L268 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,132 INFO L268 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,132 INFO L268 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,132 INFO L268 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,133 INFO L268 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,134 INFO L268 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,134 INFO L268 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,134 INFO L268 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,134 INFO L268 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,134 INFO L268 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,134 INFO L268 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,134 INFO L264 CegarLoopResult]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse0 (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or (= 10 |old(~a16~0)|) (and (= 3 |old(~a15~0)|) (= 5 |old(~a12~0)|) (= 8 |old(~a16~0)|)) .cse0) (or .cse0 (not (<= 4 |old(~a15~0)|))))) [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,135 INFO L268 CegarLoopResult]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,136 INFO L268 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,137 INFO L268 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2020-10-13 09:25:11,137 INFO L268 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,137 INFO L268 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,137 INFO L268 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,137 INFO L268 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,137 INFO L268 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,137 INFO L268 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,138 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-13 09:25:11,139 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-13 09:25:11,139 INFO L264 CegarLoopResult]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse6 (= 10 |old(~a16~0)|))) (let ((.cse1 (not .cse6)) (.cse0 (not (= 3 |old(~a15~0)|))) (.cse2 (= ~a18~0 |old(~a18~0)|)) (.cse3 (= ~a16~0 |old(~a16~0)|)) (.cse4 (= ~a12~0 |old(~a12~0)|)) (.cse5 (= ~a15~0 |old(~a15~0)|))) (and (or (not (= 8 |old(~a12~0)|)) .cse0 .cse1) (or .cse0 (not (= 6 |old(~a12~0)|)) .cse1) (or (and .cse2 .cse3 .cse4 .cse5) (not (<= 4 |old(~a15~0)|))) (or (and (or (not (= 5 |old(~a12~0)|)) .cse0 (not (= 8 |old(~a16~0)|))) .cse2 .cse3 .cse4 .cse5) .cse6) (or (not (<= |old(~a15~0)| 3)) (not (<= |old(~a16~0)| 10)) (not (<= 10 |old(~a16~0)|)) (not (<= |old(~a12~0)| 5)) (not (<= |old(~a18~0)| 112)) (not (<= 7 |old(~a18~0)|)) (not (<= 3 |old(~a15~0)|)) (not (<= 5 |old(~a12~0)|)))))) [2020-10-13 09:25:11,139 INFO L268 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,139 INFO L268 CegarLoopResult]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2020-10-13 09:25:11,139 INFO L268 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,139 INFO L268 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,139 INFO L268 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,140 INFO L268 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-13 09:25:11,141 INFO L268 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,142 INFO L268 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,143 INFO L268 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-13 09:25:11,144 INFO L268 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,145 INFO L268 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,146 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,147 INFO L268 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,148 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-13 09:25:11,149 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-13 09:25:11,149 INFO L268 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,149 INFO L268 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,149 INFO L268 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,149 INFO L268 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,149 INFO L268 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,149 INFO L268 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse1 (= ~a18~0 |old(~a18~0)|)) (.cse2 (= ~a16~0 |old(~a16~0)|)) (.cse3 (= ~a12~0 |old(~a12~0)|))) (let ((.cse4 (not (= 3 |old(~a15~0)|))) (.cse0 (= ~a15~0 3)) (.cse5 (and .cse1 .cse2 .cse3 (= ~a15~0 |old(~a15~0)|)))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 (not (= 6 |old(~a12~0)|))) (or (not (<= |old(~a15~0)| 3)) (and (<= 3 ~a15~0) .cse1 (<= 5 ~a12~0) .cse2 (<= ~a12~0 5) (<= ~a15~0 3)) (not (<= |old(~a12~0)| 5)) (not (<= |old(~a18~0)| 112)) (not (<= 7 |old(~a18~0)|)) (not (<= 3 |old(~a15~0)|)) (not (<= 5 |old(~a12~0)|))) (or .cse5 (not (<= 4 |old(~a15~0)|))) (or (not (= 8 |old(~a12~0)|)) .cse4 (and .cse0 .cse1 (= ~a12~0 8) .cse2)) (or (= 10 |old(~a16~0)|) .cse5)))) [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,150 INFO L268 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,151 INFO L268 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-13 09:25:11,152 INFO L268 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,153 INFO L268 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,154 INFO L268 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,155 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,156 INFO L268 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-13 09:25:11,157 INFO L268 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,158 INFO L268 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,158 INFO L268 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,158 INFO L268 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,158 INFO L268 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,158 INFO L268 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,158 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2020-10-13 09:25:11,158 INFO L268 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-13 09:25:11,159 INFO L268 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,160 INFO L268 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,161 INFO L268 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,162 INFO L268 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,163 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,164 INFO L268 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 09:25:11,165 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,166 INFO L268 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,167 INFO L268 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,168 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,169 INFO L268 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-13 09:25:11,170 INFO L268 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2020-10-13 09:25:11,171 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-13 09:25:11,172 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-13 09:25:11,172 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-13 09:25:11,172 INFO L268 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,172 INFO L268 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,172 INFO L268 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2020-10-13 09:25:11,172 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 09:25:11,172 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (<= 11 ~a16~0) [2020-10-13 09:25:11,172 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 09:25:11,172 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 09:25:11,173 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (and (= ~a18~0 |old(~a18~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= 11 |old(~a16~0)|))) [2020-10-13 09:25:11,173 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:25:11,173 INFO L264 CegarLoopResult]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (= ~a15~0 3))) (or (not (= ~a16~0 10)) (<= 4 ~a15~0) (not (<= 11 |old(~a16~0)|)) (and .cse0 (= ~a12~0 8)) (and (<= 3 ~a15~0) (<= ~a18~0 112) (<= 7 ~a18~0) (<= 5 ~a12~0) (<= ~a12~0 5)) (and (= ~a12~0 6) .cse0))) [2020-10-13 09:25:11,173 INFO L268 CegarLoopResult]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2020-10-13 09:25:11,173 INFO L268 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2020-10-13 09:25:11,173 INFO L264 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (= ~a15~0 3))) (or (not (= ~a16~0 10)) (<= 4 ~a15~0) (not (<= 11 |old(~a16~0)|)) (and .cse0 (= ~a12~0 8)) (and (<= 3 ~a15~0) (<= ~a18~0 112) (<= 7 ~a18~0) (<= 5 ~a12~0) (<= ~a12~0 5)) (and (= ~a12~0 6) .cse0))) [2020-10-13 09:25:11,173 INFO L268 CegarLoopResult]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2020-10-13 09:25:11,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:25:11 BoogieIcfgContainer [2020-10-13 09:25:11,195 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 09:25:11,197 INFO L168 Benchmark]: Toolchain (without parser) took 88434.58 ms. Allocated memory was 140.5 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 99.5 MB in the beginning and 111.3 MB in the end (delta: -11.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2020-10-13 09:25:11,198 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 09:25:11,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1303.19 ms. Allocated memory was 140.5 MB in the beginning and 206.6 MB in the end (delta: 66.1 MB). Free memory was 99.3 MB in the beginning and 131.1 MB in the end (delta: -31.9 MB). Peak memory consumption was 39.5 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:11,200 INFO L168 Benchmark]: Boogie Preprocessor took 243.52 ms. Allocated memory is still 206.6 MB. Free memory was 131.1 MB in the beginning and 120.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:11,201 INFO L168 Benchmark]: RCFGBuilder took 2329.07 ms. Allocated memory was 206.6 MB in the beginning and 252.2 MB in the end (delta: 45.6 MB). Free memory was 120.3 MB in the beginning and 111.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:11,201 INFO L168 Benchmark]: TraceAbstraction took 84549.80 ms. Allocated memory was 252.2 MB in the beginning and 1.2 GB in the end (delta: 937.4 MB). Free memory was 111.8 MB in the beginning and 111.3 MB in the end (delta: 576.4 kB). Peak memory consumption was 938.0 MB. Max. memory is 7.1 GB. [2020-10-13 09:25:11,205 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 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1303.19 ms. Allocated memory was 140.5 MB in the beginning and 206.6 MB in the end (delta: 66.1 MB). Free memory was 99.3 MB in the beginning and 131.1 MB in the end (delta: -31.9 MB). Peak memory consumption was 39.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 243.52 ms. Allocated memory is still 206.6 MB. Free memory was 131.1 MB in the beginning and 120.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2329.07 ms. Allocated memory was 206.6 MB in the beginning and 252.2 MB in the end (delta: 45.6 MB). Free memory was 120.3 MB in the beginning and 111.8 MB in the end (delta: 8.4 MB). Peak memory consumption was 77.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 84549.80 ms. Allocated memory was 252.2 MB in the beginning and 1.2 GB in the end (delta: 937.4 MB). Free memory was 111.8 MB in the beginning and 111.3 MB in the end (delta: 576.4 kB). Peak memory consumption was 938.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 202]: 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: 1773]: Loop Invariant Derived loop invariant: ((((!(a16 == 10) || 4 <= a15) || !(11 <= \old(a16))) || (a15 == 3 && a12 == 8)) || ((((3 <= a15 && a18 <= 112) && 7 <= a18) && 5 <= a12) && a12 <= 5)) || (a12 == 6 && a15 == 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 82.4s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 31.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 416 SDtfs, 7994 SDslu, 433 SDs, 0 SdLazy, 19303 SolverSat, 2381 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179 GetRequests, 94 SyntacticMatches, 1 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2421occurred 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: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 315 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 174 PreInvPairs, 217 NumberOfFragments, 415 HoareAnnotationTreeSize, 174 FomulaSimplifications, 414652 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 3087 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 47.8s InterpolantComputationTime, 2926 NumberOfCodeBlocks, 2926 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2916 ConstructedInterpolants, 0 QuantifiedInterpolants, 4288352 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 2295/2383 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...