/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 SingleStatement --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=1.0 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/token_ring.02.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 09:12:45,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 09:12:45,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 09:12:45,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 09:12:45,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 09:12:45,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 09:12:45,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 09:12:45,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 09:12:45,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 09:12:45,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 09:12:45,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 09:12:45,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 09:12:45,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 09:12:45,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 09:12:45,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 09:12:45,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 09:12:45,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 09:12:45,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 09:12:45,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 09:12:45,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 09:12:45,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 09:12:45,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 09:12:45,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 09:12:45,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 09:12:45,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 09:12:45,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 09:12:45,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 09:12:45,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 09:12:45,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 09:12:45,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 09:12:45,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 09:12:45,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 09:12:45,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 09:12:45,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 09:12:45,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 09:12:45,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 09:12:45,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 09:12:45,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 09:12:45,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 09:12:45,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 09:12:45,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 09:12:45,618 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 [2020-09-25 09:12:45,644 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 09:12:45,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 09:12:45,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 09:12:45,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 09:12:45,646 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 09:12:45,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 09:12:45,647 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 09:12:45,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 09:12:45,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 09:12:45,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 09:12:45,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 09:12:45,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 09:12:45,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 09:12:45,648 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 09:12:45,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 09:12:45,648 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 09:12:45,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 09:12:45,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 09:12:45,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 09:12:45,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 09:12:45,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 09:12:45,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 09:12:45,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 09:12:45,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 09:12:45,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 09:12:45,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 09:12:45,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 09:12:45,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 09:12:45,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 09:12:45,651 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 -> SingleStatement 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=1.0;log-additional-information=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=1.0;log-additional-information=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=1.0;log-additional-information=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=1.0;log-additional-information=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=1.0;log-additional-information=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=1.0;log-additional-information=true; [2020-09-25 09:12:46,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 09:12:46,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 09:12:46,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 09:12:46,142 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 09:12:46,144 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 09:12:46,145 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.02.cil-2.c [2020-09-25 09:12:46,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01ccf530c/ad75f8f885604434ab304a5f1ef01cb1/FLAGabe71377e [2020-09-25 09:12:46,805 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 09:12:46,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.02.cil-2.c [2020-09-25 09:12:46,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01ccf530c/ad75f8f885604434ab304a5f1ef01cb1/FLAGabe71377e [2020-09-25 09:12:47,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01ccf530c/ad75f8f885604434ab304a5f1ef01cb1 [2020-09-25 09:12:47,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 09:12:47,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 09:12:47,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 09:12:47,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 09:12:47,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 09:12:47,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d8d2ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47, skipping insertion in model container [2020-09-25 09:12:47,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 09:12:47,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 09:12:47,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 09:12:47,566 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 09:12:47,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 09:12:47,732 INFO L208 MainTranslator]: Completed translation [2020-09-25 09:12:47,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47 WrapperNode [2020-09-25 09:12:47,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 09:12:47,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 09:12:47,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 09:12:47,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 09:12:47,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (1/1) ... [2020-09-25 09:12:47,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 09:12:47,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 09:12:47,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 09:12:47,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 09:12:47,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (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 [2020-09-25 09:12:47,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 09:12:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 09:12:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-09-25 09:12:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-09-25 09:12:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-09-25 09:12:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-09-25 09:12:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-09-25 09:12:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-09-25 09:12:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-09-25 09:12:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-09-25 09:12:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-09-25 09:12:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-09-25 09:12:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-09-25 09:12:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-09-25 09:12:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-09-25 09:12:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-09-25 09:12:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-09-25 09:12:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-09-25 09:12:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-09-25 09:12:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-09-25 09:12:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-09-25 09:12:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-09-25 09:12:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 09:12:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 09:12:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-09-25 09:12:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-09-25 09:12:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-09-25 09:12:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-09-25 09:12:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-09-25 09:12:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 09:12:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-09-25 09:12:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-09-25 09:12:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-09-25 09:12:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-09-25 09:12:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-09-25 09:12:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-09-25 09:12:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-09-25 09:12:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-09-25 09:12:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-09-25 09:12:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-09-25 09:12:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-09-25 09:12:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-09-25 09:12:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-09-25 09:12:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-09-25 09:12:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-09-25 09:12:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 09:12:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 09:12:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 09:12:48,522 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 09:12:48,522 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 09:12:48,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:12:48 BoogieIcfgContainer [2020-09-25 09:12:48,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 09:12:48,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 09:12:48,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 09:12:48,549 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 09:12:48,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 09:12:47" (1/3) ... [2020-09-25 09:12:48,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a97988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:12:48, skipping insertion in model container [2020-09-25 09:12:48,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:12:47" (2/3) ... [2020-09-25 09:12:48,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a97988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:12:48, skipping insertion in model container [2020-09-25 09:12:48,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:12:48" (3/3) ... [2020-09-25 09:12:48,554 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.02.cil-2.c [2020-09-25 09:12:48,567 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 09:12:48,581 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 09:12:48,606 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 09:12:48,654 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 09:12:48,654 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 09:12:48,654 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 09:12:48,654 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 09:12:48,654 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 09:12:48,655 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 09:12:48,655 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 09:12:48,656 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 09:12:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-09-25 09:12:48,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-09-25 09:12:48,720 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:12:48,722 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:12:48,722 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:12:48,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:12:48,730 INFO L82 PathProgramCache]: Analyzing trace with hash 356343399, now seen corresponding path program 1 times [2020-09-25 09:12:48,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:12:48,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [77903092] [2020-09-25 09:12:48,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:12:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:49,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:49,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:50,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:51,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:51,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-09-25 09:12:51,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 09:12:51,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2470 [2020-09-25 09:12:51,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:51,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:51,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-25 09:12:51,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-25 09:12:51,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-09-25 09:12:51,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 09:12:51,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:12:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:51,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:51,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:51,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 09:12:51,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:51,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 09:12:51,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:51,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:51,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-25 09:12:51,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:51,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-25 09:12:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:51,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:51,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:51,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:12:51,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:51,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 09:12:51,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:51,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:51,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:51,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:51,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 09:12:51,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:12:51,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-25 09:12:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:51,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:51,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:51,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:12:51,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:51,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:12:51,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:51,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:51,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:51,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:51,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 09:12:51,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:51,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 09:12:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:51,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:51,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:51,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:12:51,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:51,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 09:12:51,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:51,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:51,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:51,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:51,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-25 09:12:51,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-09-25 09:12:51,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-25 09:12:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:51,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:51,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:51,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:12:51,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:51,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 09:12:51,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:51,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:51,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:51,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-25 09:12:51,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:51,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-25 09:12:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:51,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:51,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:51,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:12:51,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:51,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 09:12:51,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:51,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:51,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:51,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-09-25 09:12:51,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:52,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:12:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:52,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:52,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:52,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:12:52,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:52,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:12:52,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:52,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:12:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:52,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:12:52,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:52,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:12:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:52,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:52,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:52,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:12:52,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:52,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:12:52,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:52,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:52,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:12:52,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:52,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:12:52,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:52,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:12:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:52,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:52,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:52,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:12:52,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:12:52,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:52,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:52,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:12:52,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:52,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:12:52,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:52,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-25 09:12:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:52,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:52,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:52,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:12:52,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:52,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:12:52,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:52,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:52,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:52,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-25 09:12:52,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:52,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-25 09:12:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:52,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:52,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:12:52,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:12:52,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:12:52,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 09:12:52,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:12:52,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:12:52,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:12:52,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:12:52,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:12:52,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:12:52,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 09:12:52,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [77903092] [2020-09-25 09:12:52,125 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:12:52,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-25 09:12:52,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022351886] [2020-09-25 09:12:52,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-25 09:12:52,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:12:52,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-25 09:12:52,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-25 09:12:52,158 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 7 states. [2020-09-25 09:12:55,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:12:55,103 INFO L93 Difference]: Finished difference Result 1032 states and 1401 transitions. [2020-09-25 09:12:55,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 09:12:55,105 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 134 [2020-09-25 09:12:55,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:12:55,145 INFO L225 Difference]: With dead ends: 1032 [2020-09-25 09:12:55,145 INFO L226 Difference]: Without dead ends: 774 [2020-09-25 09:12:55,155 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2020-09-25 09:12:55,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states. [2020-09-25 09:12:55,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 522. [2020-09-25 09:12:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 522 states. [2020-09-25 09:12:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 647 transitions. [2020-09-25 09:12:55,357 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 647 transitions. Word has length 134 [2020-09-25 09:12:55,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:12:55,362 INFO L479 AbstractCegarLoop]: Abstraction has 522 states and 647 transitions. [2020-09-25 09:12:55,362 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-25 09:12:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 647 transitions. [2020-09-25 09:12:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-25 09:12:55,380 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:12:55,380 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:12:55,381 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 09:12:55,382 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:12:55,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:12:55,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1876371016, now seen corresponding path program 1 times [2020-09-25 09:12:55,385 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:12:55,385 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1130272572] [2020-09-25 09:12:55,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:12:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:12:55,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:55,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:12:56,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 262 [2020-09-25 09:13:00,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 09:13:00,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-09-25 09:13:00,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:00,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 223 [2020-09-25 09:13:00,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 09:13:00,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 09:13:00,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 09:13:00,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-25 09:13:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:13:00,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:00,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-25 09:13:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:13:00,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:00,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 09:13:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:00,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:13:00,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-25 09:13:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:00,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 09:13:00,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-25 09:13:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:00,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:00,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:00,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:00,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:00,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-25 09:13:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:00,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:00,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-25 09:13:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:00,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:00,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 09:13:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-09-25 09:13:00,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-09-25 09:13:00,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:00,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-09-25 09:13:00,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:00,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 09:13:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-25 09:13:00,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:13:00,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:00,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:00,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:13:00,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:00,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:00,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:00,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:00,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:00,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:00,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:00,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:00,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:00,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2020-09-25 09:13:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:00,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:00,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:00,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:00,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:13:00,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 09:13:00,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:00,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:13:00,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:01,065 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-09-25 09:13:01,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1130272572] [2020-09-25 09:13:01,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:13:01,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 09:13:01,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431184129] [2020-09-25 09:13:01,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 09:13:01,070 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:13:01,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 09:13:01,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-09-25 09:13:01,071 INFO L87 Difference]: Start difference. First operand 522 states and 647 transitions. Second operand 8 states. [2020-09-25 09:13:04,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:13:04,662 INFO L93 Difference]: Finished difference Result 1927 states and 2538 transitions. [2020-09-25 09:13:04,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-25 09:13:04,663 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 213 [2020-09-25 09:13:04,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:13:04,684 INFO L225 Difference]: With dead ends: 1927 [2020-09-25 09:13:04,684 INFO L226 Difference]: Without dead ends: 1454 [2020-09-25 09:13:04,690 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2020-09-25 09:13:04,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2020-09-25 09:13:04,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 1012. [2020-09-25 09:13:04,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1012 states. [2020-09-25 09:13:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 1012 states and 1292 transitions. [2020-09-25 09:13:04,806 INFO L78 Accepts]: Start accepts. Automaton has 1012 states and 1292 transitions. Word has length 213 [2020-09-25 09:13:04,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:13:04,807 INFO L479 AbstractCegarLoop]: Abstraction has 1012 states and 1292 transitions. [2020-09-25 09:13:04,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 09:13:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1292 transitions. [2020-09-25 09:13:04,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-09-25 09:13:04,816 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:13:04,817 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:13:04,817 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 09:13:04,817 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:13:04,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:13:04,818 INFO L82 PathProgramCache]: Analyzing trace with hash -879506601, now seen corresponding path program 1 times [2020-09-25 09:13:04,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:13:04,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752951376] [2020-09-25 09:13:04,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:13:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:04,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:04,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:05,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:05,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:06,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:06,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:07,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:09,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:09,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 334 [2020-09-25 09:13:09,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-09-25 09:13:09,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-09-25 09:13:09,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:09,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:09,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 222 [2020-09-25 09:13:09,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-09-25 09:13:09,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:09,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:09,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:09,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:09,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 09:13:09,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:09,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 09:13:09,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:09,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:09,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:09,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:09,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:09,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:10,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-25 09:13:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:13:10,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:10,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-25 09:13:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:13:10,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:10,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 09:13:10,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:10,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:13:10,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-25 09:13:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:10,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:13:10,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-25 09:13:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:10,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:10,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:10,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:10,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:10,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-25 09:13:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:10,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:10,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-25 09:13:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:10,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 09:13:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-09-25 09:13:10,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 09:13:10,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:10,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-09-25 09:13:10,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 09:13:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-25 09:13:10,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:10,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:10,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:10,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:10,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:10,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:10,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-09-25 09:13:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-25 09:13:10,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 09:13:10,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 270 [2020-09-25 09:13:10,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:10,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-09-25 09:13:10,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-09-25 09:13:10,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 09:13:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-09-25 09:13:10,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:13:10,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-09-25 09:13:10,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:10,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-25 09:13:10,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-25 09:13:10,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:13:10,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-09-25 09:13:10,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:10,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 09:13:10,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:10,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 09:13:10,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-25 09:13:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:10,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:10,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:13:10,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-25 09:13:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:10,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:10,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:13:10,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-09-25 09:13:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:10,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:10,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:10,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:10,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:10,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:13:10,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:10,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 09:13:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:10,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-09-25 09:13:10,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752951376] [2020-09-25 09:13:10,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:13:10,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 09:13:10,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304657628] [2020-09-25 09:13:10,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 09:13:10,863 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:13:10,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 09:13:10,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-09-25 09:13:10,864 INFO L87 Difference]: Start difference. First operand 1012 states and 1292 transitions. Second operand 10 states. [2020-09-25 09:13:14,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:13:14,770 INFO L93 Difference]: Finished difference Result 2148 states and 2869 transitions. [2020-09-25 09:13:14,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-25 09:13:14,771 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 273 [2020-09-25 09:13:14,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:13:14,782 INFO L225 Difference]: With dead ends: 2148 [2020-09-25 09:13:14,783 INFO L226 Difference]: Without dead ends: 1576 [2020-09-25 09:13:14,787 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=254, Invalid=802, Unknown=0, NotChecked=0, Total=1056 [2020-09-25 09:13:14,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2020-09-25 09:13:14,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1012. [2020-09-25 09:13:14,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1012 states. [2020-09-25 09:13:14,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 1012 states and 1288 transitions. [2020-09-25 09:13:14,878 INFO L78 Accepts]: Start accepts. Automaton has 1012 states and 1288 transitions. Word has length 273 [2020-09-25 09:13:14,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:13:14,879 INFO L479 AbstractCegarLoop]: Abstraction has 1012 states and 1288 transitions. [2020-09-25 09:13:14,879 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 09:13:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1288 transitions. [2020-09-25 09:13:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-09-25 09:13:14,887 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:13:14,888 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:13:14,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 09:13:14,888 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:13:14,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:13:14,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1759472638, now seen corresponding path program 1 times [2020-09-25 09:13:14,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:13:14,889 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [839551651] [2020-09-25 09:13:14,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:13:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:14,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:15,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:15,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:16,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:17,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:17,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:19,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:19,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 335 [2020-09-25 09:13:19,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-25 09:13:19,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-09-25 09:13:19,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:19,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:19,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:19,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 238 [2020-09-25 09:13:19,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-09-25 09:13:19,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 09:13:20,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 09:13:20,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-25 09:13:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:13:20,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:20,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-25 09:13:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:13:20,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:20,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 09:13:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:20,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 09:13:20,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-25 09:13:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:20,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:13:20,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-25 09:13:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:20,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:13:20,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:20,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:20,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:20,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-25 09:13:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:20,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:20,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:20,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-25 09:13:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:20,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-09-25 09:13:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-09-25 09:13:20,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 09:13:20,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 09:13:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-25 09:13:20,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:20,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:20,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:20,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:20,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:20,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:20,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-09-25 09:13:20,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-09-25 09:13:20,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-25 09:13:20,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-25 09:13:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-09-25 09:13:20,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:20,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 09:13:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-25 09:13:20,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 09:13:20,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-09-25 09:13:20,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 09:13:20,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-25 09:13:20,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 09:13:20,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:20,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-09-25 09:13:20,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 09:13:20,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:20,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:20,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-25 09:13:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:20,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 09:13:20,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-25 09:13:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:20,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:20,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:20,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 09:13:20,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-09-25 09:13:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:20,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:20,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:20,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:20,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:20,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 09:13:20,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:20,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:20,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:20,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 09:13:20,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:20,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-09-25 09:13:20,713 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [839551651] [2020-09-25 09:13:20,713 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:13:20,713 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 09:13:20,714 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603813250] [2020-09-25 09:13:20,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 09:13:20,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:13:20,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 09:13:20,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-09-25 09:13:20,717 INFO L87 Difference]: Start difference. First operand 1012 states and 1288 transitions. Second operand 10 states. [2020-09-25 09:13:25,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:13:25,016 INFO L93 Difference]: Finished difference Result 3954 states and 5416 transitions. [2020-09-25 09:13:25,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-25 09:13:25,016 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 274 [2020-09-25 09:13:25,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:13:25,036 INFO L225 Difference]: With dead ends: 3954 [2020-09-25 09:13:25,036 INFO L226 Difference]: Without dead ends: 3000 [2020-09-25 09:13:25,044 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=235, Invalid=757, Unknown=0, NotChecked=0, Total=992 [2020-09-25 09:13:25,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3000 states. [2020-09-25 09:13:25,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3000 to 1994. [2020-09-25 09:13:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1994 states. [2020-09-25 09:13:25,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1994 states and 2530 transitions. [2020-09-25 09:13:25,201 INFO L78 Accepts]: Start accepts. Automaton has 1994 states and 2530 transitions. Word has length 274 [2020-09-25 09:13:25,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:13:25,201 INFO L479 AbstractCegarLoop]: Abstraction has 1994 states and 2530 transitions. [2020-09-25 09:13:25,202 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 09:13:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2530 transitions. [2020-09-25 09:13:25,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2020-09-25 09:13:25,212 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:13:25,213 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 09:13:25,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-25 09:13:25,213 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:13:25,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:13:25,214 INFO L82 PathProgramCache]: Analyzing trace with hash -569905344, now seen corresponding path program 1 times [2020-09-25 09:13:25,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:13:25,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1962530057] [2020-09-25 09:13:25,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:13:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:25,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:25,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:25,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:25,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:25,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:26,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:26,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:26,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 425 [2020-09-25 09:13:30,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-09-25 09:13:30,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-09-25 09:13:30,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:30,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 220 [2020-09-25 09:13:30,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-09-25 09:13:30,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:30,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 09:13:30,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 09:13:30,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-25 09:13:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 09:13:30,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:30,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-25 09:13:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 09:13:30,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:30,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 09:13:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:30,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:13:30,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-25 09:13:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:30,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 09:13:30,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-09-25 09:13:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:30,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 09:13:30,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:30,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:30,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:30,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:30,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:30,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:30,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-25 09:13:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 09:13:30,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:30,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-25 09:13:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 09:13:30,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:30,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-09-25 09:13:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-25 09:13:30,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 09:13:30,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 340 [2020-09-25 09:13:30,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-09-25 09:13:30,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:30,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 09:13:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-09-25 09:13:30,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:13:30,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 09:13:30,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-25 09:13:30,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:13:30,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 09:13:30,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:30,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:30,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-25 09:13:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:30,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:30,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-25 09:13:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:30,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:30,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:30,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:30,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:30,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-25 09:13:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:30,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:30,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:30,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:30,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 09:13:30,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:30,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:13:30,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:30,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-09-25 09:13:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:30,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-09-25 09:13:31,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-25 09:13:31,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-09-25 09:13:31,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-09-25 09:13:31,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 09:13:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-25 09:13:31,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:13:31,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-25 09:13:31,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:31,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-09-25 09:13:31,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 09:13:31,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-25 09:13:31,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:31,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:31,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 09:13:31,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:31,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:31,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:31,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 09:13:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:31,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:31,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 09:13:31,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:31,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 09:13:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:31,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:31,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:13:31,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:31,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2020-09-25 09:13:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-09-25 09:13:31,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 09:13:31,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 09:13:31,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-25 09:13:31,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-09-25 09:13:31,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:31,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 09:13:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-09-25 09:13:31,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-25 09:13:31,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-09-25 09:13:31,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-09-25 09:13:31,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:31,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:13:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-09-25 09:13:31,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 09:13:31,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 09:13:31,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:31,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 09:13:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 09:13:31,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:31,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:31,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:31,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:31,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-25 09:13:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:31,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:31,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-25 09:13:31,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:31,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-25 09:13:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:31,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 09:13:31,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 09:13:31,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:13:31,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 09:13:31,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:13:31,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-09-25 09:13:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:13:31,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:13:31,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:13:31,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 09:13:31,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:13:31,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 09:13:31,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:13:31,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:13:31,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:13:31,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 09:13:31,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:13:31,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 09:13:31,399 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2020-09-25 09:13:31,399 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1962530057] [2020-09-25 09:13:31,399 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:13:31,399 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 09:13:31,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593232656] [2020-09-25 09:13:31,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 09:13:31,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:13:31,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 09:13:31,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-09-25 09:13:31,401 INFO L87 Difference]: Start difference. First operand 1994 states and 2530 transitions. Second operand 10 states.