/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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/Problem01_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 00:43:01,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 00:43:01,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 00:43:01,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 00:43:01,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 00:43:01,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 00:43:01,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 00:43:01,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 00:43:01,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 00:43:01,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 00:43:01,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 00:43:01,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 00:43:01,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 00:43:01,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 00:43:01,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 00:43:01,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 00:43:01,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 00:43:01,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 00:43:01,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 00:43:01,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 00:43:01,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 00:43:01,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 00:43:01,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 00:43:01,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 00:43:01,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 00:43:01,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 00:43:01,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 00:43:01,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 00:43:01,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 00:43:01,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 00:43:01,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 00:43:01,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 00:43:01,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 00:43:01,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 00:43:01,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 00:43:01,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 00:43:01,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 00:43:01,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 00:43:01,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 00:43:01,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 00:43:01,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 00:43:01,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 00:43:01,830 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 00:43:01,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 00:43:01,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 00:43:01,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 00:43:01,833 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 00:43:01,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 00:43:01,833 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 00:43:01,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 00:43:01,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 00:43:01,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 00:43:01,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 00:43:01,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 00:43:01,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 00:43:01,836 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 00:43:01,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 00:43:01,836 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 00:43:01,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 00:43:01,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 00:43:01,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 00:43:01,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 00:43:01,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 00:43:01,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 00:43:01,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 00:43:01,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 00:43:01,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 00:43:01,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 00:43:01,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 00:43:01,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 00:43:01,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 00:43:01,839 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 00:43:02,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 00:43:02,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 00:43:02,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 00:43:02,210 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 00:43:02,211 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 00:43:02,211 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label26.c [2020-10-14 00:43:02,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eba3d466b/88729df38fc647d58f1dddb36500b1b3/FLAG2b060006c [2020-10-14 00:43:02,852 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 00:43:02,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem01_label26.c [2020-10-14 00:43:02,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eba3d466b/88729df38fc647d58f1dddb36500b1b3/FLAG2b060006c [2020-10-14 00:43:03,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eba3d466b/88729df38fc647d58f1dddb36500b1b3 [2020-10-14 00:43:03,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 00:43:03,247 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 00:43:03,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 00:43:03,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 00:43:03,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 00:43:03,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:43:03" (1/1) ... [2020-10-14 00:43:03,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5adf6174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:03, skipping insertion in model container [2020-10-14 00:43:03,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:43:03" (1/1) ... [2020-10-14 00:43:03,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 00:43:03,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 00:43:03,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:43:03,919 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 00:43:04,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 00:43:04,058 INFO L208 MainTranslator]: Completed translation [2020-10-14 00:43:04,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04 WrapperNode [2020-10-14 00:43:04,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 00:43:04,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 00:43:04,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 00:43:04,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 00:43:04,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... [2020-10-14 00:43:04,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... [2020-10-14 00:43:04,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... [2020-10-14 00:43:04,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... [2020-10-14 00:43:04,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... [2020-10-14 00:43:04,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... [2020-10-14 00:43:04,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... [2020-10-14 00:43:04,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 00:43:04,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 00:43:04,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 00:43:04,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 00:43:04,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 00:43:04,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 00:43:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 00:43:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 00:43:04,336 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 00:43:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 00:43:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 00:43:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 00:43:04,337 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 00:43:04,338 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 00:43:04,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 00:43:04,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 00:43:05,655 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 00:43:05,656 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 00:43:05,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:43:05 BoogieIcfgContainer [2020-10-14 00:43:05,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 00:43:05,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 00:43:05,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 00:43:05,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 00:43:05,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:43:03" (1/3) ... [2020-10-14 00:43:05,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a23c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:43:05, skipping insertion in model container [2020-10-14 00:43:05,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:43:04" (2/3) ... [2020-10-14 00:43:05,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a23c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:43:05, skipping insertion in model container [2020-10-14 00:43:05,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:43:05" (3/3) ... [2020-10-14 00:43:05,672 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label26.c [2020-10-14 00:43:05,683 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 00:43:05,691 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 00:43:05,706 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 00:43:05,733 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 00:43:05,734 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 00:43:05,734 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 00:43:05,734 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 00:43:05,734 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 00:43:05,734 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 00:43:05,735 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 00:43:05,735 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 00:43:05,758 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-10-14 00:43:05,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-14 00:43:05,774 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:05,775 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:43:05,776 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:05,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:05,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1414431897, now seen corresponding path program 1 times [2020-10-14 00:43:05,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:05,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [761009293] [2020-10-14 00:43:05,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:06,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:06,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:07,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:07,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-14 00:43:07,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 00:43:07,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1903 [2020-10-14 00:43:07,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:07,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:07,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 00:43:07,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 00:43:07,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-14 00:43:07,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 00:43:08,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:08,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:08,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:08,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:08,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:08,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 00:43:08,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:08,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:08,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 00:43:08,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:43:08,198 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [761009293] [2020-10-14 00:43:08,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 00:43:08,201 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 00:43:08,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370080116] [2020-10-14 00:43:08,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 00:43:08,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:08,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 00:43:08,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 00:43:08,237 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2020-10-14 00:43:09,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:09,696 INFO L93 Difference]: Finished difference Result 557 states and 956 transitions. [2020-10-14 00:43:09,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:43:09,698 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2020-10-14 00:43:09,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:09,713 INFO L225 Difference]: With dead ends: 557 [2020-10-14 00:43:09,714 INFO L226 Difference]: Without dead ends: 286 [2020-10-14 00:43:09,721 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:43:09,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-14 00:43:09,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 280. [2020-10-14 00:43:09,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-10-14 00:43:09,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 396 transitions. [2020-10-14 00:43:09,799 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 396 transitions. Word has length 109 [2020-10-14 00:43:09,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:09,800 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 396 transitions. [2020-10-14 00:43:09,800 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 00:43:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 396 transitions. [2020-10-14 00:43:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-14 00:43:09,804 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:09,805 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:43:09,805 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 00:43:09,805 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:09,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:09,806 INFO L82 PathProgramCache]: Analyzing trace with hash -253581974, now seen corresponding path program 1 times [2020-10-14 00:43:09,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:09,807 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [950457127] [2020-10-14 00:43:09,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:09,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:09,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:11,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:13,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:13,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-14 00:43:13,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:43:13,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3287 [2020-10-14 00:43:13,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:13,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:13,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 00:43:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 00:43:13,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:13,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:13,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:13,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:13,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:13,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:13,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 00:43:13,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:13,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:13,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:13,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:13,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:13,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:13,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:43:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:13,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:13,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:13,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 00:43:13,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:13,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 00:43:13,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:13,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:13,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:13,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:13,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 00:43:13,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-14 00:43:13,421 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:43:13,422 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [950457127] [2020-10-14 00:43:13,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:43:13,423 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:43:13,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140743983] [2020-10-14 00:43:13,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:43:13,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:13,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:43:13,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:43:13,428 INFO L87 Difference]: Start difference. First operand 280 states and 396 transitions. Second operand 5 states. [2020-10-14 00:43:14,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:14,709 INFO L93 Difference]: Finished difference Result 834 states and 1202 transitions. [2020-10-14 00:43:14,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:43:14,710 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2020-10-14 00:43:14,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:14,716 INFO L225 Difference]: With dead ends: 834 [2020-10-14 00:43:14,717 INFO L226 Difference]: Without dead ends: 560 [2020-10-14 00:43:14,720 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:43:14,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-10-14 00:43:14,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 419. [2020-10-14 00:43:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-10-14 00:43:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 576 transitions. [2020-10-14 00:43:14,765 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 576 transitions. Word has length 118 [2020-10-14 00:43:14,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:14,766 INFO L479 AbstractCegarLoop]: Abstraction has 419 states and 576 transitions. [2020-10-14 00:43:14,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:43:14,766 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 576 transitions. [2020-10-14 00:43:14,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-14 00:43:14,770 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:14,770 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:43:14,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 00:43:14,771 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:14,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:14,771 INFO L82 PathProgramCache]: Analyzing trace with hash 107820154, now seen corresponding path program 1 times [2020-10-14 00:43:14,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:14,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1436339602] [2020-10-14 00:43:14,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:14,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:14,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:15,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:16,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:16,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 00:43:16,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 00:43:16,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1391 [2020-10-14 00:43:16,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:16,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:16,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:16,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 00:43:16,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 00:43:16,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:16,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:16,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:16,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:16,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:16,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:16,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:43:16,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:16,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:16,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:16,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:16,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:16,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:16,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:43:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:16,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:16,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:16,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 00:43:16,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:16,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 00:43:16,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:16,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:16,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:16,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 00:43:16,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:16,407 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 00:43:16,408 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1436339602] [2020-10-14 00:43:16,408 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:43:16,408 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:43:16,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321155626] [2020-10-14 00:43:16,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:43:16,409 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:16,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:43:16,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:43:16,410 INFO L87 Difference]: Start difference. First operand 419 states and 576 transitions. Second operand 5 states. [2020-10-14 00:43:17,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:17,469 INFO L93 Difference]: Finished difference Result 1247 states and 1752 transitions. [2020-10-14 00:43:17,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:43:17,471 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2020-10-14 00:43:17,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:17,484 INFO L225 Difference]: With dead ends: 1247 [2020-10-14 00:43:17,485 INFO L226 Difference]: Without dead ends: 834 [2020-10-14 00:43:17,490 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:43:17,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2020-10-14 00:43:17,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 830. [2020-10-14 00:43:17,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 830 states. [2020-10-14 00:43:17,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 1111 transitions. [2020-10-14 00:43:17,589 INFO L78 Accepts]: Start accepts. Automaton has 830 states and 1111 transitions. Word has length 126 [2020-10-14 00:43:17,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:17,589 INFO L479 AbstractCegarLoop]: Abstraction has 830 states and 1111 transitions. [2020-10-14 00:43:17,590 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:43:17,590 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1111 transitions. [2020-10-14 00:43:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-14 00:43:17,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:17,599 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:43:17,600 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 00:43:17,603 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:17,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:17,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1642459725, now seen corresponding path program 1 times [2020-10-14 00:43:17,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:17,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [446020929] [2020-10-14 00:43:17,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:17,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:17,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:17,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:19,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:19,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:21,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:21,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 00:43:21,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:43:21,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3499 [2020-10-14 00:43:21,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:21,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:21,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:21,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 00:43:21,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 00:43:21,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:21,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:21,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:21,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:21,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:21,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:21,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 00:43:21,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:21,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:21,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:21,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:21,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:21,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:21,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:43:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:21,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:21,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:21,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 00:43:21,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:21,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:43:21,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:21,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:21,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:21,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:21,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:21,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:21,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 00:43:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:21,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:21,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:21,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 00:43:21,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:21,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 00:43:21,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:21,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:21,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:21,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:21,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 00:43:21,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-14 00:43:21,356 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [446020929] [2020-10-14 00:43:21,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:43:21,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 00:43:21,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932543421] [2020-10-14 00:43:21,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 00:43:21,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:21,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 00:43:21,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:43:21,358 INFO L87 Difference]: Start difference. First operand 830 states and 1111 transitions. Second operand 6 states. [2020-10-14 00:43:22,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:22,490 INFO L93 Difference]: Finished difference Result 2206 states and 3028 transitions. [2020-10-14 00:43:22,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:43:22,491 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2020-10-14 00:43:22,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:22,508 INFO L225 Difference]: With dead ends: 2206 [2020-10-14 00:43:22,509 INFO L226 Difference]: Without dead ends: 1382 [2020-10-14 00:43:22,511 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:43:22,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2020-10-14 00:43:22,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1378. [2020-10-14 00:43:22,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1378 states. [2020-10-14 00:43:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1378 states and 1880 transitions. [2020-10-14 00:43:22,585 INFO L78 Accepts]: Start accepts. Automaton has 1378 states and 1880 transitions. Word has length 139 [2020-10-14 00:43:22,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:22,586 INFO L479 AbstractCegarLoop]: Abstraction has 1378 states and 1880 transitions. [2020-10-14 00:43:22,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 00:43:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1880 transitions. [2020-10-14 00:43:22,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-14 00:43:22,597 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:22,598 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:43:22,598 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 00:43:22,598 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:22,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:22,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1494888479, now seen corresponding path program 1 times [2020-10-14 00:43:22,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:22,599 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [498624807] [2020-10-14 00:43:22,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:22,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:22,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:22,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:24,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:24,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:26,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:26,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-14 00:43:26,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:43:26,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3607 [2020-10-14 00:43:26,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:26,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:26,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:26,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 00:43:26,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 00:43:26,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:26,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:26,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:26,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:26,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:26,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:26,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:43:26,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:26,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:26,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 00:43:26,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:43:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:26,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:26,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:26,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 00:43:26,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:26,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 00:43:26,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:26,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:26,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:26,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 00:43:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:26,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:26,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:26,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 00:43:26,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:26,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 00:43:26,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:26,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:26,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:26,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 00:43:26,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:26,548 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-14 00:43:26,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [498624807] [2020-10-14 00:43:26,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:43:26,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:43:26,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792065803] [2020-10-14 00:43:26,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:43:26,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:26,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:43:26,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:43:26,552 INFO L87 Difference]: Start difference. First operand 1378 states and 1880 transitions. Second operand 5 states. [2020-10-14 00:43:28,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:28,096 INFO L93 Difference]: Finished difference Result 3981 states and 5565 transitions. [2020-10-14 00:43:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:43:28,096 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2020-10-14 00:43:28,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:28,119 INFO L225 Difference]: With dead ends: 3981 [2020-10-14 00:43:28,119 INFO L226 Difference]: Without dead ends: 2609 [2020-10-14 00:43:28,124 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 [2020-10-14 00:43:28,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2609 states. [2020-10-14 00:43:28,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2609 to 2202. [2020-10-14 00:43:28,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2020-10-14 00:43:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2944 transitions. [2020-10-14 00:43:28,226 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2944 transitions. Word has length 144 [2020-10-14 00:43:28,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:28,227 INFO L479 AbstractCegarLoop]: Abstraction has 2202 states and 2944 transitions. [2020-10-14 00:43:28,227 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:43:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2944 transitions. [2020-10-14 00:43:28,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-14 00:43:28,235 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:28,236 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2020-10-14 00:43:28,236 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 00:43:28,236 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:28,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:28,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1246975659, now seen corresponding path program 1 times [2020-10-14 00:43:28,237 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:28,237 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [200707742] [2020-10-14 00:43:28,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:28,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:28,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:28,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:31,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:31,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:33,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:33,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-14 00:43:33,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:43:33,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 00:43:33,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:33,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:33,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:33,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-14 00:43:33,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 00:43:33,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:33,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:33,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:33,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:33,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:33,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:33,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 00:43:33,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:33,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:33,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:33,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:33,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:43:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:33,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:33,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:33,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 00:43:33,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:33,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 00:43:33,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:33,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:33,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:33,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:33,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:33,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:33,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 00:43:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:33,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:33,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:33,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 00:43:33,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:33,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-14 00:43:33,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:33,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 00:43:33,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:33,531 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-14 00:43:33,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [200707742] [2020-10-14 00:43:33,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:43:33,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:43:33,534 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949592512] [2020-10-14 00:43:33,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:43:33,534 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:33,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:43:33,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:43:33,538 INFO L87 Difference]: Start difference. First operand 2202 states and 2944 transitions. Second operand 5 states. [2020-10-14 00:43:34,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:34,793 INFO L93 Difference]: Finished difference Result 5363 states and 7300 transitions. [2020-10-14 00:43:34,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:43:34,793 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2020-10-14 00:43:34,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:34,816 INFO L225 Difference]: With dead ends: 5363 [2020-10-14 00:43:34,816 INFO L226 Difference]: Without dead ends: 3167 [2020-10-14 00:43:34,825 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 00:43:34,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3167 states. [2020-10-14 00:43:34,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3167 to 2619. [2020-10-14 00:43:34,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2619 states. [2020-10-14 00:43:34,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2619 states and 3451 transitions. [2020-10-14 00:43:34,982 INFO L78 Accepts]: Start accepts. Automaton has 2619 states and 3451 transitions. Word has length 149 [2020-10-14 00:43:34,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:34,983 INFO L479 AbstractCegarLoop]: Abstraction has 2619 states and 3451 transitions. [2020-10-14 00:43:34,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:43:34,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 3451 transitions. [2020-10-14 00:43:34,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-10-14 00:43:34,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:34,999 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:43:35,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 00:43:35,000 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:35,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:35,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1057817422, now seen corresponding path program 1 times [2020-10-14 00:43:35,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:35,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [649001692] [2020-10-14 00:43:35,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:35,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:35,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:35,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:35,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:35,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:40,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:40,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-14 00:43:40,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 00:43:40,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 00:43:40,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:40,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-14 00:43:40,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 00:43:40,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:43:40,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:40,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:40,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:40,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:40,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:40,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:43:40,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:40,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:40,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:40,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:40,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:43:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:40,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:40,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:40,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 00:43:40,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:40,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 00:43:40,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:40,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:40,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:40,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:40,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:40,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:40,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 00:43:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:40,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:40,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:40,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 00:43:40,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:40,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 00:43:40,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:40,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:40,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:40,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:40,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 00:43:40,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:40,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 00:43:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:40,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:40,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:40,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-14 00:43:40,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:40,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-14 00:43:40,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:40,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:40,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 00:43:40,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 00:43:40,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 00:43:40,359 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 115 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-14 00:43:40,360 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [649001692] [2020-10-14 00:43:40,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:43:40,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 00:43:40,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363783316] [2020-10-14 00:43:40,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 00:43:40,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:40,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 00:43:40,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 00:43:40,363 INFO L87 Difference]: Start difference. First operand 2619 states and 3451 transitions. Second operand 7 states. [2020-10-14 00:43:41,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:41,886 INFO L93 Difference]: Finished difference Result 7094 states and 10153 transitions. [2020-10-14 00:43:41,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 00:43:41,887 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 203 [2020-10-14 00:43:41,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:41,926 INFO L225 Difference]: With dead ends: 7094 [2020-10-14 00:43:41,926 INFO L226 Difference]: Without dead ends: 4481 [2020-10-14 00:43:41,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2020-10-14 00:43:41,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4481 states. [2020-10-14 00:43:42,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4481 to 4045. [2020-10-14 00:43:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4045 states. [2020-10-14 00:43:42,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 4045 states and 5210 transitions. [2020-10-14 00:43:42,129 INFO L78 Accepts]: Start accepts. Automaton has 4045 states and 5210 transitions. Word has length 203 [2020-10-14 00:43:42,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:42,130 INFO L479 AbstractCegarLoop]: Abstraction has 4045 states and 5210 transitions. [2020-10-14 00:43:42,130 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 00:43:42,130 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 5210 transitions. [2020-10-14 00:43:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-14 00:43:42,144 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 00:43:42,145 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 00:43:42,145 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 00:43:42,145 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 00:43:42,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 00:43:42,145 INFO L82 PathProgramCache]: Analyzing trace with hash -985217283, now seen corresponding path program 1 times [2020-10-14 00:43:42,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 00:43:42,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1057427036] [2020-10-14 00:43:42,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 00:43:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:42,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:42,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:42,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:46,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:47,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:47,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-14 00:43:47,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 00:43:47,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 00:43:47,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:47,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:47,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 00:43:47,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 109 [2020-10-14 00:43:47,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-14 00:43:47,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:43:47,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 00:43:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:47,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:47,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:47,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 00:43:47,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:47,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 00:43:47,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:47,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:47,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:47,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:47,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:43:47,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 00:43:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:47,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:47,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:47,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 00:43:47,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:47,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 00:43:47,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:47,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:47,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 00:43:47,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:47,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 00:43:47,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:43:47,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 00:43:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 00:43:47,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 00:43:47,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 00:43:47,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-14 00:43:47,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 00:43:47,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-14 00:43:47,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 00:43:47,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 00:43:47,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 00:43:47,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 00:43:47,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-14 00:43:47,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 00:43:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 92 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-14 00:43:47,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1057427036] [2020-10-14 00:43:47,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 00:43:47,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 00:43:47,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159704659] [2020-10-14 00:43:47,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 00:43:47,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 00:43:47,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 00:43:47,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 00:43:47,435 INFO L87 Difference]: Start difference. First operand 4045 states and 5210 transitions. Second operand 5 states. [2020-10-14 00:43:48,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 00:43:48,446 INFO L93 Difference]: Finished difference Result 8767 states and 11334 transitions. [2020-10-14 00:43:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 00:43:48,446 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 206 [2020-10-14 00:43:48,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 00:43:48,447 INFO L225 Difference]: With dead ends: 8767 [2020-10-14 00:43:48,447 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 00:43:48,463 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 [2020-10-14 00:43:48,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 00:43:48,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 00:43:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 00:43:48,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 00:43:48,464 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 206 [2020-10-14 00:43:48,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 00:43:48,465 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 00:43:48,465 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 00:43:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 00:43:48,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 00:43:48,465 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 00:43:48,468 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 00:43:49,313 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 17 [2020-10-14 00:43:49,590 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 17 [2020-10-14 00:43:50,087 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 41 [2020-10-14 00:43:50,188 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:43:50,188 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~z~0 |old(~z~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a7~0 |old(~a7~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~a16~0 |old(~a16~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point L333(lines 333 390) no Hoare annotation was computed. [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point L102(lines 102 390) no Hoare annotation was computed. [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,189 INFO L268 CegarLoopResult]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L268(lines 268 390) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L136(lines 136 390) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-14 00:43:50,190 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L203(lines 203 390) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L72(lines 72 390) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,191 INFO L268 CegarLoopResult]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L337(lines 337 390) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L238(lines 238 390) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L173(lines 173 390) no Hoare annotation was computed. [2020-10-14 00:43:50,192 INFO L268 CegarLoopResult]: For program point L140(lines 140 390) no Hoare annotation was computed. [2020-10-14 00:43:50,193 INFO L268 CegarLoopResult]: For program point L372(lines 372 390) no Hoare annotation was computed. [2020-10-14 00:43:50,193 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2020-10-14 00:43:50,193 INFO L268 CegarLoopResult]: For program point L306(lines 306 390) no Hoare annotation was computed. [2020-10-14 00:43:50,193 INFO L268 CegarLoopResult]: For program point L273(lines 273 390) no Hoare annotation was computed. [2020-10-14 00:43:50,193 INFO L268 CegarLoopResult]: For program point L108(lines 108 390) no Hoare annotation was computed. [2020-10-14 00:43:50,193 INFO L268 CegarLoopResult]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2020-10-14 00:43:50,193 INFO L268 CegarLoopResult]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,194 INFO L268 CegarLoopResult]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,195 INFO L268 CegarLoopResult]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,195 INFO L268 CegarLoopResult]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,195 INFO L268 CegarLoopResult]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,195 INFO L268 CegarLoopResult]: For program point L208(lines 208 390) no Hoare annotation was computed. [2020-10-14 00:43:50,195 INFO L268 CegarLoopResult]: For program point L43(lines 43 390) no Hoare annotation was computed. [2020-10-14 00:43:50,195 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-14 00:43:50,195 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L144(lines 144 390) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,196 INFO L268 CegarLoopResult]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,197 INFO L268 CegarLoopResult]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,197 INFO L268 CegarLoopResult]: For program point L178(lines 178 390) no Hoare annotation was computed. [2020-10-14 00:43:50,199 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-14 00:43:50,199 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-10-14 00:43:50,199 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L377(lines 377 390) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L278(lines 278 390) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L245(lines 245 390) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L80(lines 80 390) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L345(lines 345 390) no Hoare annotation was computed. [2020-10-14 00:43:50,201 INFO L268 CegarLoopResult]: For program point L312(lines 312 390) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L114(lines 114 390) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L214(lines 214 390) no Hoare annotation was computed. [2020-10-14 00:43:50,202 INFO L268 CegarLoopResult]: For program point L148(lines 148 390) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point L49(lines 49 390) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point L84(lines 84 390) no Hoare annotation was computed. [2020-10-14 00:43:50,203 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point L382(lines 382 390) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,204 INFO L268 CegarLoopResult]: For program point L316(lines 316 390) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L250(lines 250 390) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L218(lines 218 390) no Hoare annotation was computed. [2020-10-14 00:43:50,205 INFO L268 CegarLoopResult]: For program point L152(lines 152 390) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L119(lines 119 390) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L318(lines 318 390) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L186(lines 186 390) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L54(lines 54 390) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,206 INFO L268 CegarLoopResult]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L286(lines 286 390) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L353(lines 353 390) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L189(lines 189 390) no Hoare annotation was computed. [2020-10-14 00:43:50,207 INFO L268 CegarLoopResult]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,208 INFO L268 CegarLoopResult]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,208 INFO L268 CegarLoopResult]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,209 INFO L268 CegarLoopResult]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,209 INFO L268 CegarLoopResult]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,209 INFO L268 CegarLoopResult]: For program point L355(lines 355 390) no Hoare annotation was computed. [2020-10-14 00:43:50,209 INFO L268 CegarLoopResult]: For program point L256(lines 256 390) no Hoare annotation was computed. [2020-10-14 00:43:50,209 INFO L268 CegarLoopResult]: For program point L223(lines 223 390) no Hoare annotation was computed. [2020-10-14 00:43:50,209 INFO L268 CegarLoopResult]: For program point L124(lines 124 390) no Hoare annotation was computed. [2020-10-14 00:43:50,210 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-10-14 00:43:50,210 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-10-14 00:43:50,210 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-14 00:43:50,210 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-14 00:43:50,210 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-10-14 00:43:50,210 INFO L268 CegarLoopResult]: For program point L92(lines 92 390) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (= ~a17~0 |old(~a17~0)|)) (.cse1 (= ~a7~0 |old(~a7~0)|)) (.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse3 (= ~a20~0 |old(~a20~0)|)) (.cse4 (= ~a16~0 |old(~a16~0)|)) (.cse6 (= ~a8~0 |old(~a8~0)|))) (let ((.cse5 (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6))) (and (or (not (= |old(~a8~0)| 13)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~a8~0 13))) (or (not (<= 5 |old(~a16~0)|)) .cse5) (or .cse5 (= |old(~a7~0)| 1)) (or (not (= |old(~a17~0)| |old(~a20~0)|)) (not (= 0 |old(~a20~0)|)) (and .cse1 (= ~a20~0 ~a17~0) .cse2 .cse3 .cse4 .cse6))))) [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L324(lines 324 390) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L391(lines 391 393) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,211 INFO L268 CegarLoopResult]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L292(lines 292 390) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L160(lines 160 390) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-10-14 00:43:50,212 INFO L268 CegarLoopResult]: For program point L194(lines 194 390) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L62(lines 62 390) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L261(lines 261 390) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L129(lines 129 390) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L361(lines 361 390) no Hoare annotation was computed. [2020-10-14 00:43:50,213 INFO L268 CegarLoopResult]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L97(lines 97 390) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L31(lines 31 390) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-10-14 00:43:50,214 INFO L268 CegarLoopResult]: For program point L329(lines 329 390) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L197(lines 197 390) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L65(lines 65 390) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L363(lines 363 390) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L231(lines 231 390) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L165(lines 165 390) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,215 INFO L268 CegarLoopResult]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L265(lines 265 390) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-10-14 00:43:50,216 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-10-14 00:43:50,217 INFO L268 CegarLoopResult]: For program point L365(lines 365 390) no Hoare annotation was computed. [2020-10-14 00:43:50,217 INFO L268 CegarLoopResult]: For program point L299(lines 299 390) no Hoare annotation was computed. [2020-10-14 00:43:50,217 INFO L268 CegarLoopResult]: For program point L35(lines 35 390) no Hoare annotation was computed. [2020-10-14 00:43:50,217 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 00:43:50,217 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a20~0 ~a17~0) (<= ~a7~0 0) (<= 5 ~a16~0) (= ~a17~0 1)) [2020-10-14 00:43:50,217 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 00:43:50,217 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 00:43:50,218 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (= ~a7~0 |old(~a7~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a17~0 1)) (not (= |old(~a17~0)| 1)) (not (<= 5 |old(~a16~0)|)) (not (<= |old(~a7~0)| 0)) (not (= |old(~a17~0)| |old(~a20~0)|))) [2020-10-14 00:43:50,218 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2020-10-14 00:43:50,218 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (or (not (= |old(~a17~0)| 1)) (not (<= 5 |old(~a16~0)|)) (not (<= |old(~a7~0)| 0)) (not (= |old(~a17~0)| |old(~a20~0)|)) (= ~a8~0 13) (not (= ~a7~0 1)) (<= 5 ~a16~0) (and (= ~a20~0 0) (= ~a20~0 ~a17~0))) [2020-10-14 00:43:50,219 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-10-14 00:43:50,219 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-14 00:43:50,219 INFO L264 CegarLoopResult]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (not (= |old(~a17~0)| 1)) (not (<= 5 |old(~a16~0)|)) (not (<= |old(~a7~0)| 0)) (not (= |old(~a17~0)| |old(~a20~0)|)) (= ~a8~0 13) (not (= ~a7~0 1)) (<= 5 ~a16~0) (and (= ~a20~0 0) (= ~a20~0 ~a17~0))) [2020-10-14 00:43:50,219 INFO L268 CegarLoopResult]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2020-10-14 00:43:50,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 12:43:50 BoogieIcfgContainer [2020-10-14 00:43:50,248 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 00:43:50,256 INFO L168 Benchmark]: Toolchain (without parser) took 47003.63 ms. Allocated memory was 148.9 MB in the beginning and 932.7 MB in the end (delta: 783.8 MB). Free memory was 103.3 MB in the beginning and 746.4 MB in the end (delta: -643.1 MB). Peak memory consumption was 801.5 MB. Max. memory is 7.1 GB. [2020-10-14 00:43:50,257 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-14 00:43:50,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.82 ms. Allocated memory was 148.9 MB in the beginning and 206.6 MB in the end (delta: 57.7 MB). Free memory was 103.1 MB in the beginning and 170.9 MB in the end (delta: -67.8 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2020-10-14 00:43:50,259 INFO L168 Benchmark]: Boogie Preprocessor took 178.34 ms. Allocated memory is still 206.6 MB. Free memory was 170.9 MB in the beginning and 165.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-10-14 00:43:50,263 INFO L168 Benchmark]: RCFGBuilder took 1424.63 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 165.4 MB in the beginning and 172.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 7.1 GB. [2020-10-14 00:43:50,264 INFO L168 Benchmark]: TraceAbstraction took 44584.70 ms. Allocated memory was 235.9 MB in the beginning and 932.7 MB in the end (delta: 696.8 MB). Free memory was 170.8 MB in the beginning and 746.4 MB in the end (delta: -575.6 MB). Peak memory consumption was 782.0 MB. Max. memory is 7.1 GB. [2020-10-14 00:43:50,278 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 148.9 MB. Free memory was 123.4 MB in the beginning and 123.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 810.82 ms. Allocated memory was 148.9 MB in the beginning and 206.6 MB in the end (delta: 57.7 MB). Free memory was 103.1 MB in the beginning and 170.9 MB in the end (delta: -67.8 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 178.34 ms. Allocated memory is still 206.6 MB. Free memory was 170.9 MB in the beginning and 165.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1424.63 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 165.4 MB in the beginning and 172.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 44584.70 ms. Allocated memory was 235.9 MB in the beginning and 932.7 MB in the end (delta: 696.8 MB). Free memory was 170.8 MB in the beginning and 746.4 MB in the end (delta: -575.6 MB). Peak memory consumption was 782.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: 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: 583]: Loop Invariant Derived loop invariant: ((((((!(\old(a17) == 1) || !(5 <= \old(a16))) || !(\old(a7) <= 0)) || !(\old(a17) == \old(a20))) || a8 == 13) || !(a7 == 1)) || 5 <= a16) || (a20 == 0 && a20 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 42.7s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 10.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 193 SDtfs, 2552 SDslu, 168 SDs, 0 SdLazy, 5214 SolverSat, 737 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 103 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4045occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 8 MinimizatonAttempts, 1546 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 127 PreInvPairs, 197 NumberOfFragments, 276 HoareAnnotationTreeSize, 127 FomulaSimplifications, 110174 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3312 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 30.5s InterpolantComputationTime, 1194 NumberOfCodeBlocks, 1194 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1186 ConstructedInterpolants, 0 QuantifiedInterpolants, 559345 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 378/390 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...