/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/Problem10_label09.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 02:29:30,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 02:29:30,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 02:29:30,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 02:29:30,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 02:29:30,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 02:29:30,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 02:29:30,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 02:29:30,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 02:29:30,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 02:29:30,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 02:29:30,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 02:29:30,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 02:29:30,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 02:29:30,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 02:29:30,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 02:29:30,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 02:29:30,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 02:29:30,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 02:29:30,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 02:29:30,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 02:29:30,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 02:29:30,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 02:29:30,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 02:29:30,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 02:29:30,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 02:29:30,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 02:29:30,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 02:29:30,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 02:29:30,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 02:29:30,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 02:29:30,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 02:29:30,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 02:29:30,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 02:29:30,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 02:29:30,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 02:29:30,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 02:29:30,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 02:29:30,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 02:29:30,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 02:29:30,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 02:29:30,669 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 02:29:30,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 02:29:30,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 02:29:30,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 02:29:30,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 02:29:30,725 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 02:29:30,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 02:29:30,726 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 02:29:30,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 02:29:30,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 02:29:30,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 02:29:30,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 02:29:30,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 02:29:30,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 02:29:30,730 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 02:29:30,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 02:29:30,731 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 02:29:30,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 02:29:30,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 02:29:30,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 02:29:30,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 02:29:30,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 02:29:30,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 02:29:30,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 02:29:30,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 02:29:30,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 02:29:30,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 02:29:30,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 02:29:30,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 02:29:30,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 02:29:30,735 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 02:29:31,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 02:29:31,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 02:29:31,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 02:29:31,078 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 02:29:31,079 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 02:29:31,080 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label09.c [2020-10-14 02:29:31,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e312f8178/fe7d504e549a4e3caca1376e8436b139/FLAG41843ada6 [2020-10-14 02:29:31,652 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 02:29:31,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem10_label09.c [2020-10-14 02:29:31,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e312f8178/fe7d504e549a4e3caca1376e8436b139/FLAG41843ada6 [2020-10-14 02:29:31,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e312f8178/fe7d504e549a4e3caca1376e8436b139 [2020-10-14 02:29:31,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 02:29:31,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 02:29:31,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 02:29:31,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 02:29:32,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 02:29:32,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:29:31" (1/1) ... [2020-10-14 02:29:32,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5a354e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32, skipping insertion in model container [2020-10-14 02:29:32,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:29:31" (1/1) ... [2020-10-14 02:29:32,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 02:29:32,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 02:29:32,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 02:29:32,640 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 02:29:32,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 02:29:32,807 INFO L208 MainTranslator]: Completed translation [2020-10-14 02:29:32,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32 WrapperNode [2020-10-14 02:29:32,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 02:29:32,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 02:29:32,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 02:29:32,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 02:29:32,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (1/1) ... [2020-10-14 02:29:32,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (1/1) ... [2020-10-14 02:29:32,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (1/1) ... [2020-10-14 02:29:32,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (1/1) ... [2020-10-14 02:29:32,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (1/1) ... [2020-10-14 02:29:32,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (1/1) ... [2020-10-14 02:29:32,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (1/1) ... [2020-10-14 02:29:32,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 02:29:32,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 02:29:32,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 02:29:32,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 02:29:32,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (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 02:29:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 02:29:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 02:29:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-14 02:29:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 02:29:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-14 02:29:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 02:29:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 02:29:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 02:29:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 02:29:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 02:29:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 02:29:34,514 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 02:29:34,515 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-14 02:29:34,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:29:34 BoogieIcfgContainer [2020-10-14 02:29:34,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 02:29:34,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 02:29:34,523 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 02:29:34,527 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 02:29:34,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 02:29:31" (1/3) ... [2020-10-14 02:29:34,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68dc2c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:29:34, skipping insertion in model container [2020-10-14 02:29:34,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:29:32" (2/3) ... [2020-10-14 02:29:34,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68dc2c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 02:29:34, skipping insertion in model container [2020-10-14 02:29:34,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:29:34" (3/3) ... [2020-10-14 02:29:34,532 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label09.c [2020-10-14 02:29:34,544 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 02:29:34,553 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 02:29:34,569 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 02:29:34,598 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 02:29:34,599 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 02:29:34,599 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 02:29:34,599 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 02:29:34,600 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 02:29:34,600 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 02:29:34,600 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 02:29:34,600 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 02:29:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-10-14 02:29:34,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-14 02:29:34,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:29:34,643 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] [2020-10-14 02:29:34,644 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:29:34,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:29:34,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1499972089, now seen corresponding path program 1 times [2020-10-14 02:29:34,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:29:34,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1581120326] [2020-10-14 02:29:34,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:29:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:35,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:35,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:35,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-14 02:29:35,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:35,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 514 [2020-10-14 02:29:35,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:35,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 02:29:35,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 02:29:35,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 02:29:35,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 02:29:35,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:29:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:35,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:35,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:35,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:29:35,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:35,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 02:29:35,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:35,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:35,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:29:35,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:35,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 02:29:35,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:35,580 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 02:29:35,581 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1581120326] [2020-10-14 02:29:35,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 02:29:35,584 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 02:29:35,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647129569] [2020-10-14 02:29:35,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 02:29:35,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:29:35,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 02:29:35,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 02:29:35,627 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2020-10-14 02:29:37,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:29:37,053 INFO L93 Difference]: Finished difference Result 581 states and 1006 transitions. [2020-10-14 02:29:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:29:37,055 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2020-10-14 02:29:37,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:29:37,085 INFO L225 Difference]: With dead ends: 581 [2020-10-14 02:29:37,085 INFO L226 Difference]: Without dead ends: 302 [2020-10-14 02:29:37,099 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:29:37,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-14 02:29:37,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 298. [2020-10-14 02:29:37,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2020-10-14 02:29:37,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 395 transitions. [2020-10-14 02:29:37,179 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 395 transitions. Word has length 62 [2020-10-14 02:29:37,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:29:37,179 INFO L479 AbstractCegarLoop]: Abstraction has 298 states and 395 transitions. [2020-10-14 02:29:37,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 02:29:37,180 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 395 transitions. [2020-10-14 02:29:37,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-14 02:29:37,186 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:29:37,187 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:29:37,187 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 02:29:37,187 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:29:37,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:29:37,188 INFO L82 PathProgramCache]: Analyzing trace with hash 1050930634, now seen corresponding path program 1 times [2020-10-14 02:29:37,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:29:37,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768523301] [2020-10-14 02:29:37,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:29:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:37,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:37,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:37,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:37,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 02:29:37,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 02:29:37,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 543 [2020-10-14 02:29:37,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:37,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:37,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:37,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-14 02:29:37,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 02:29:37,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 02:29:37,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:29:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:37,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:37,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:37,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:29:37,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:37,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:29:37,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:37,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:37,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:29:37,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:37,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:29:37,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:37,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:29:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:37,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:37,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:37,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 02:29:37,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:37,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-14 02:29:37,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:37,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:37,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:29:37,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:37,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 02:29:37,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 54 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 02:29:38,049 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768523301] [2020-10-14 02:29:38,050 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:29:38,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 02:29:38,050 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970605291] [2020-10-14 02:29:38,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 02:29:38,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:29:38,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 02:29:38,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 02:29:38,053 INFO L87 Difference]: Start difference. First operand 298 states and 395 transitions. Second operand 6 states. [2020-10-14 02:29:39,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:29:39,873 INFO L93 Difference]: Finished difference Result 884 states and 1201 transitions. [2020-10-14 02:29:39,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 02:29:39,873 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 132 [2020-10-14 02:29:39,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:29:39,881 INFO L225 Difference]: With dead ends: 884 [2020-10-14 02:29:39,881 INFO L226 Difference]: Without dead ends: 882 [2020-10-14 02:29:39,883 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 02:29:39,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2020-10-14 02:29:39,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 590. [2020-10-14 02:29:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2020-10-14 02:29:39,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 850 transitions. [2020-10-14 02:29:39,941 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 850 transitions. Word has length 132 [2020-10-14 02:29:39,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:29:39,942 INFO L479 AbstractCegarLoop]: Abstraction has 590 states and 850 transitions. [2020-10-14 02:29:39,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 02:29:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 850 transitions. [2020-10-14 02:29:39,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-10-14 02:29:39,950 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:29:39,951 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 02:29:39,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 02:29:39,951 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:29:39,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:29:39,952 INFO L82 PathProgramCache]: Analyzing trace with hash -991333166, now seen corresponding path program 1 times [2020-10-14 02:29:39,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:29:39,952 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [593643949] [2020-10-14 02:29:39,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:29:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:40,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:40,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:41,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:41,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:41,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-14 02:29:41,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 02:29:41,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1849 [2020-10-14 02:29:41,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:41,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-14 02:29:41,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 02:29:41,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:42,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:29:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:42,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:42,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:42,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:29:42,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:42,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 02:29:42,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:42,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:42,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:29:42,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:42,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:29:42,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:42,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:29:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:42,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:42,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:42,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 02:29:42,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:42,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 02:29:42,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:42,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:42,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:29:42,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:42,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 02:29:42,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:42,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 02:29:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:42,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:42,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:42,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-14 02:29:42,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:42,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 223 [2020-10-14 02:29:42,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:42,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:42,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:42,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:29:42,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-14 02:29:42,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:42,573 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 177 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:29:42,573 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [593643949] [2020-10-14 02:29:42,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:29:42,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:29:42,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19027537] [2020-10-14 02:29:42,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:29:42,578 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:29:42,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:29:42,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:29:42,578 INFO L87 Difference]: Start difference. First operand 590 states and 850 transitions. Second operand 7 states. [2020-10-14 02:29:44,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:29:44,049 INFO L93 Difference]: Finished difference Result 1492 states and 2230 transitions. [2020-10-14 02:29:44,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 02:29:44,050 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 251 [2020-10-14 02:29:44,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:29:44,059 INFO L225 Difference]: With dead ends: 1492 [2020-10-14 02:29:44,060 INFO L226 Difference]: Without dead ends: 908 [2020-10-14 02:29:44,062 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:29:44,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2020-10-14 02:29:44,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 747. [2020-10-14 02:29:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2020-10-14 02:29:44,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 1060 transitions. [2020-10-14 02:29:44,114 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 1060 transitions. Word has length 251 [2020-10-14 02:29:44,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:29:44,115 INFO L479 AbstractCegarLoop]: Abstraction has 747 states and 1060 transitions. [2020-10-14 02:29:44,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:29:44,116 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1060 transitions. [2020-10-14 02:29:44,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-10-14 02:29:44,124 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:29:44,125 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 02:29:44,125 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 02:29:44,125 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:29:44,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:29:44,126 INFO L82 PathProgramCache]: Analyzing trace with hash -723133978, now seen corresponding path program 1 times [2020-10-14 02:29:44,126 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:29:44,126 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1426916547] [2020-10-14 02:29:44,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:29:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:44,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:44,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:44,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:46,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:47,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:47,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 269 [2020-10-14 02:29:47,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:29:47,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3161 [2020-10-14 02:29:47,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:47,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-14 02:29:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-14 02:29:47,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:47,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:29:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:47,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:47,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:47,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:29:47,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:47,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:29:47,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:47,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:47,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:29:47,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:47,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:29:47,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:47,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:29:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:47,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:47,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:47,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-14 02:29:47,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:47,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-14 02:29:47,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:47,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:47,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:29:47,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:47,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 02:29:47,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:47,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 02:29:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:47,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:47,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:47,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-14 02:29:47,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:47,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-14 02:29:47,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:47,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:47,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:47,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:29:47,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-14 02:29:47,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:48,041 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 177 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:29:48,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1426916547] [2020-10-14 02:29:48,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:29:48,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:29:48,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381754272] [2020-10-14 02:29:48,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:29:48,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:29:48,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:29:48,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:29:48,045 INFO L87 Difference]: Start difference. First operand 747 states and 1060 transitions. Second operand 7 states. [2020-10-14 02:29:49,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:29:49,651 INFO L93 Difference]: Finished difference Result 1806 states and 2604 transitions. [2020-10-14 02:29:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 02:29:49,652 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 257 [2020-10-14 02:29:49,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:29:49,660 INFO L225 Difference]: With dead ends: 1806 [2020-10-14 02:29:49,661 INFO L226 Difference]: Without dead ends: 1065 [2020-10-14 02:29:49,663 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-14 02:29:49,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2020-10-14 02:29:49,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 753. [2020-10-14 02:29:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 753 states. [2020-10-14 02:29:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1019 transitions. [2020-10-14 02:29:49,703 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1019 transitions. Word has length 257 [2020-10-14 02:29:49,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:29:49,703 INFO L479 AbstractCegarLoop]: Abstraction has 753 states and 1019 transitions. [2020-10-14 02:29:49,704 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:29:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1019 transitions. [2020-10-14 02:29:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-10-14 02:29:49,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:29:49,711 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 02:29:49,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 02:29:49,711 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:29:49,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:29:49,712 INFO L82 PathProgramCache]: Analyzing trace with hash 826206099, now seen corresponding path program 1 times [2020-10-14 02:29:49,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:29:49,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [114342465] [2020-10-14 02:29:49,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:29:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:49,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:49,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:50,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:50,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:54,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:54,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-14 02:29:54,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:29:54,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-14 02:29:54,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:54,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:54,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:54,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-14 02:29:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 02:29:54,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:54,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:29:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:54,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:54,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:54,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:29:54,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:54,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:29:54,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:54,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:29:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:29:54,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:54,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:29:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:54,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:55,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:55,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-14 02:29:55,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:55,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-14 02:29:55,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:55,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:29:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:55,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-14 02:29:55,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:55,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 02:29:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:55,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:55,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:55,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-14 02:29:55,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:55,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 246 [2020-10-14 02:29:55,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:55,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:55,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:55,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:29:55,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-14 02:29:55,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:55,737 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 184 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:29:55,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [114342465] [2020-10-14 02:29:55,738 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:29:55,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:29:55,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344632669] [2020-10-14 02:29:55,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:29:55,739 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:29:55,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:29:55,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:29:55,740 INFO L87 Difference]: Start difference. First operand 753 states and 1019 transitions. Second operand 7 states. [2020-10-14 02:29:57,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:29:57,437 INFO L93 Difference]: Finished difference Result 1667 states and 2315 transitions. [2020-10-14 02:29:57,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 02:29:57,441 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 258 [2020-10-14 02:29:57,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:29:57,447 INFO L225 Difference]: With dead ends: 1667 [2020-10-14 02:29:57,448 INFO L226 Difference]: Without dead ends: 920 [2020-10-14 02:29:57,451 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-14 02:29:57,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-10-14 02:29:57,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 908. [2020-10-14 02:29:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2020-10-14 02:29:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1199 transitions. [2020-10-14 02:29:57,504 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1199 transitions. Word has length 258 [2020-10-14 02:29:57,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:29:57,504 INFO L479 AbstractCegarLoop]: Abstraction has 908 states and 1199 transitions. [2020-10-14 02:29:57,505 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:29:57,505 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1199 transitions. [2020-10-14 02:29:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-10-14 02:29:57,510 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:29:57,510 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 02:29:57,511 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 02:29:57,511 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:29:57,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:29:57,511 INFO L82 PathProgramCache]: Analyzing trace with hash -87167541, now seen corresponding path program 1 times [2020-10-14 02:29:57,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:29:57,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1654406417] [2020-10-14 02:29:57,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:29:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:57,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:57,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:57,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:58,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:58,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:58,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 278 [2020-10-14 02:29:58,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 02:29:58,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1358 [2020-10-14 02:29:58,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:58,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:58,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:58,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-14 02:29:58,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-14 02:29:58,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:58,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:29:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:58,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:58,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:58,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:29:58,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:29:58,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:58,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:59,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:29:59,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:59,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:29:59,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:59,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:29:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:59,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:59,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:59,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 02:29:59,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:59,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 02:29:59,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:59,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:59,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:29:59,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:29:59,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-14 02:29:59,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:59,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 02:29:59,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:29:59,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:29:59,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:29:59,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-14 02:29:59,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:29:59,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-14 02:29:59,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:29:59,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:29:59,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:29:59,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:29:59,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-14 02:29:59,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:29:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:29:59,569 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1654406417] [2020-10-14 02:29:59,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:29:59,570 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:29:59,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799130089] [2020-10-14 02:29:59,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:29:59,572 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:29:59,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:29:59,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:29:59,573 INFO L87 Difference]: Start difference. First operand 908 states and 1199 transitions. Second operand 7 states. [2020-10-14 02:30:01,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:30:01,818 INFO L93 Difference]: Finished difference Result 2770 states and 3987 transitions. [2020-10-14 02:30:01,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 02:30:01,819 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 266 [2020-10-14 02:30:01,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:30:01,831 INFO L225 Difference]: With dead ends: 2770 [2020-10-14 02:30:01,831 INFO L226 Difference]: Without dead ends: 1262 [2020-10-14 02:30:01,838 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-14 02:30:01,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2020-10-14 02:30:01,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1254. [2020-10-14 02:30:01,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1254 states. [2020-10-14 02:30:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1747 transitions. [2020-10-14 02:30:01,901 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1747 transitions. Word has length 266 [2020-10-14 02:30:01,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:30:01,902 INFO L479 AbstractCegarLoop]: Abstraction has 1254 states and 1747 transitions. [2020-10-14 02:30:01,902 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:30:01,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1747 transitions. [2020-10-14 02:30:01,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-10-14 02:30:01,910 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:30:01,910 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 02:30:01,911 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 02:30:01,911 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:30:01,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:30:01,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1256371193, now seen corresponding path program 1 times [2020-10-14 02:30:01,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:30:01,912 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1503509371] [2020-10-14 02:30:01,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:30:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:01,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:02,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:02,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:06,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:06,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 280 [2020-10-14 02:30:06,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 02:30:06,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4160 [2020-10-14 02:30:06,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:06,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:06,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:30:06,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 218 [2020-10-14 02:30:06,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-14 02:30:06,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:30:06,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:30:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:06,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:06,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:06,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:30:06,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:06,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 02:30:06,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:06,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:06,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:30:06,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:06,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:30:06,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:30:06,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:30:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:06,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:06,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:06,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-14 02:30:06,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:06,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 02:30:06,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:06,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:06,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:30:06,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:06,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:30:06,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:30:06,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 02:30:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:06,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:06,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:06,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-14 02:30:06,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:06,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-14 02:30:06,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:06,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:06,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:30:06,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:06,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-14 02:30:06,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 02:30:06,443 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 111 proven. 2 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-10-14 02:30:06,444 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1503509371] [2020-10-14 02:30:06,444 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:30:06,444 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-14 02:30:06,445 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344626827] [2020-10-14 02:30:06,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 02:30:06,445 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:30:06,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 02:30:06,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 02:30:06,446 INFO L87 Difference]: Start difference. First operand 1254 states and 1747 transitions. Second operand 5 states. [2020-10-14 02:30:07,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:30:07,658 INFO L93 Difference]: Finished difference Result 2810 states and 4113 transitions. [2020-10-14 02:30:07,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 02:30:07,659 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 268 [2020-10-14 02:30:07,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:30:07,670 INFO L225 Difference]: With dead ends: 2810 [2020-10-14 02:30:07,670 INFO L226 Difference]: Without dead ends: 1562 [2020-10-14 02:30:07,677 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 02:30:07,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2020-10-14 02:30:07,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 1556. [2020-10-14 02:30:07,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1556 states. [2020-10-14 02:30:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1556 states and 2145 transitions. [2020-10-14 02:30:07,759 INFO L78 Accepts]: Start accepts. Automaton has 1556 states and 2145 transitions. Word has length 268 [2020-10-14 02:30:07,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:30:07,760 INFO L479 AbstractCegarLoop]: Abstraction has 1556 states and 2145 transitions. [2020-10-14 02:30:07,760 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 02:30:07,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2145 transitions. [2020-10-14 02:30:07,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-10-14 02:30:07,772 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 02:30:07,773 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 02:30:07,773 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 02:30:07,773 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 02:30:07,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 02:30:07,774 INFO L82 PathProgramCache]: Analyzing trace with hash -498682533, now seen corresponding path program 1 times [2020-10-14 02:30:07,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 02:30:07,774 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1727507287] [2020-10-14 02:30:07,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 02:30:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:07,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:07,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:08,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:10,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:11,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:12,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:12,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 286 [2020-10-14 02:30:12,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 02:30:12,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 02:30:12,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:30:12,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-14 02:30:12,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-14 02:30:12,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:30:12,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 02:30:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:12,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:12,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:12,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 02:30:12,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:12,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 02:30:12,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:12,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 02:30:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 02:30:12,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 02:30:12,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 02:30:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:12,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:13,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:13,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-14 02:30:13,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:13,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-14 02:30:13,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:13,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:13,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 02:30:13,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 02:30:13,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-14 02:30:13,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:30:13,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 02:30:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 02:30:13,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 02:30:13,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 02:30:13,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-14 02:30:13,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 02:30:13,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 240 [2020-10-14 02:30:13,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 02:30:13,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 02:30:13,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 02:30:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 02:30:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-14 02:30:13,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 02:30:13,624 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 194 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 02:30:13,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1727507287] [2020-10-14 02:30:13,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 02:30:13,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 02:30:13,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122059268] [2020-10-14 02:30:13,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 02:30:13,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 02:30:13,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 02:30:13,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 02:30:13,628 INFO L87 Difference]: Start difference. First operand 1556 states and 2145 transitions. Second operand 7 states. [2020-10-14 02:30:15,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 02:30:15,493 INFO L93 Difference]: Finished difference Result 3400 states and 4633 transitions. [2020-10-14 02:30:15,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 02:30:15,495 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 274 [2020-10-14 02:30:15,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 02:30:15,496 INFO L225 Difference]: With dead ends: 3400 [2020-10-14 02:30:15,496 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 02:30:15,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-14 02:30:15,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 02:30:15,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 02:30:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 02:30:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 02:30:15,509 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 274 [2020-10-14 02:30:15,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 02:30:15,510 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 02:30:15,510 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 02:30:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 02:30:15,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 02:30:15,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 02:30:15,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 02:30:15,970 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 97 [2020-10-14 02:30:16,119 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 97 [2020-10-14 02:30:16,414 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2020-10-14 02:30:16,650 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 19 [2020-10-14 02:30:16,864 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 19 [2020-10-14 02:30:16,868 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 02:30:16,868 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) [2020-10-14 02:30:16,869 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 02:30:16,869 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-10-14 02:30:16,869 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,869 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,869 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,869 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,869 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-10-14 02:30:16,870 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,871 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-10-14 02:30:16,872 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 172) no Hoare annotation was computed. [2020-10-14 02:30:16,873 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-14 02:30:16,874 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-10-14 02:30:16,875 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-10-14 02:30:16,875 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-14 02:30:16,875 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-10-14 02:30:16,875 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-10-14 02:30:16,875 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-10-14 02:30:16,875 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-10-14 02:30:16,875 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-10-14 02:30:16,876 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,876 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,876 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,876 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,876 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,876 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-10-14 02:30:16,876 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-10-14 02:30:16,877 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-10-14 02:30:16,877 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-10-14 02:30:16,877 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-10-14 02:30:16,877 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-10-14 02:30:16,877 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-14 02:30:16,877 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-14 02:30:16,877 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,878 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,879 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-14 02:30:16,879 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-10-14 02:30:16,879 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-10-14 02:30:16,879 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 02:30:16,879 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-10-14 02:30:16,879 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-10-14 02:30:16,879 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-10-14 02:30:16,880 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-10-14 02:30:16,880 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-10-14 02:30:16,880 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,880 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,880 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,880 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,880 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-14 02:30:16,881 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-10-14 02:30:16,882 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,883 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,883 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,883 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,883 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-10-14 02:30:16,883 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,883 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 02:30:16,884 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,885 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,886 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,886 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,886 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,886 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-10-14 02:30:16,886 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-10-14 02:30:16,886 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-10-14 02:30:16,886 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-14 02:30:16,887 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-14 02:30:16,887 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 02:30:16,887 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 02:30:16,887 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-10-14 02:30:16,887 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-10-14 02:30:16,887 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-10-14 02:30:16,887 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-10-14 02:30:16,888 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or (not (<= 4 |old(~a10~0)|)) .cse0) (or .cse0 (not (= 0 |old(~a10~0)|))) (or (not (= 3 |old(~a10~0)|)) .cse0) (or (= 6 |old(~a19~0)|) .cse0))) [2020-10-14 02:30:16,888 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-10-14 02:30:16,888 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-10-14 02:30:16,888 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-10-14 02:30:16,888 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,888 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,888 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 02:30:16,889 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-10-14 02:30:16,890 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-10-14 02:30:16,891 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-10-14 02:30:16,892 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-10-14 02:30:16,893 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-10-14 02:30:16,894 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-10-14 02:30:16,895 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-10-14 02:30:16,895 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 02:30:16,895 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 9 ~a19~0) (= ~a10~0 0)) [2020-10-14 02:30:16,895 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 02:30:16,895 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 02:30:16,895 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 9 |old(~a19~0)|)) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)) (not (= 0 |old(~a10~0)|))) [2020-10-14 02:30:16,895 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-10-14 02:30:16,895 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (= ~a10~0 3) (not (<= 9 |old(~a19~0)|)) (= ~a10~0 0) (<= 4 ~a10~0) (not (= ~a19~0 6)) (not (= 0 |old(~a10~0)|))) [2020-10-14 02:30:16,896 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-10-14 02:30:16,896 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-14 02:30:16,896 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (= ~a10~0 3) (not (<= 9 |old(~a19~0)|)) (= ~a10~0 0) (<= 4 ~a10~0) (not (= ~a19~0 6)) (not (= 0 |old(~a10~0)|))) [2020-10-14 02:30:16,896 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-10-14 02:30:16,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 02:30:16 BoogieIcfgContainer [2020-10-14 02:30:16,917 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 02:30:16,920 INFO L168 Benchmark]: Toolchain (without parser) took 44928.84 ms. Allocated memory was 148.9 MB in the beginning and 805.8 MB in the end (delta: 656.9 MB). Free memory was 103.5 MB in the beginning and 374.7 MB in the end (delta: -271.2 MB). Peak memory consumption was 385.8 MB. Max. memory is 7.1 GB. [2020-10-14 02:30:16,921 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 148.9 MB. Free memory was 123.5 MB in the beginning and 123.0 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 02:30:16,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 814.19 ms. Allocated memory was 148.9 MB in the beginning and 207.6 MB in the end (delta: 58.7 MB). Free memory was 103.1 MB in the beginning and 171.4 MB in the end (delta: -68.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2020-10-14 02:30:16,922 INFO L168 Benchmark]: Boogie Preprocessor took 107.28 ms. Allocated memory is still 207.6 MB. Free memory was 171.4 MB in the beginning and 166.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-10-14 02:30:16,923 INFO L168 Benchmark]: RCFGBuilder took 1605.89 ms. Allocated memory was 207.6 MB in the beginning and 236.5 MB in the end (delta: 28.8 MB). Free memory was 166.5 MB in the beginning and 172.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. [2020-10-14 02:30:16,924 INFO L168 Benchmark]: TraceAbstraction took 42394.32 ms. Allocated memory was 236.5 MB in the beginning and 805.8 MB in the end (delta: 569.4 MB). Free memory was 172.8 MB in the beginning and 374.7 MB in the end (delta: -201.9 MB). Peak memory consumption was 367.5 MB. Max. memory is 7.1 GB. [2020-10-14 02:30:16,929 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 148.9 MB. Free memory was 123.5 MB in the beginning and 123.0 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 814.19 ms. Allocated memory was 148.9 MB in the beginning and 207.6 MB in the end (delta: 58.7 MB). Free memory was 103.1 MB in the beginning and 171.4 MB in the end (delta: -68.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.28 ms. Allocated memory is still 207.6 MB. Free memory was 171.4 MB in the beginning and 166.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1605.89 ms. Allocated memory was 207.6 MB in the beginning and 236.5 MB in the end (delta: 28.8 MB). Free memory was 166.5 MB in the beginning and 172.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 42394.32 ms. Allocated memory was 236.5 MB in the beginning and 805.8 MB in the end (delta: 569.4 MB). Free memory was 172.8 MB in the beginning and 374.7 MB in the end (delta: -201.9 MB). Peak memory consumption was 367.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 172]: 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: 582]: Loop Invariant Derived loop invariant: ((((a10 == 3 || !(9 <= \old(a19))) || a10 == 0) || 4 <= a10) || !(a19 == 6)) || !(0 == \old(a10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 40.9s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 238 SDtfs, 3402 SDslu, 257 SDs, 0 SdLazy, 7952 SolverSat, 1439 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1556occurred 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: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 795 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 105 PreInvPairs, 175 NumberOfFragments, 162 HoareAnnotationTreeSize, 105 FomulaSimplifications, 141723 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5230 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 25.4s InterpolantComputationTime, 1768 NumberOfCodeBlocks, 1768 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1760 ConstructedInterpolants, 0 QuantifiedInterpolants, 1258037 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 1172/1185 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...