/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/token_ring.11.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:52:45,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:52:45,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:52:45,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:52:45,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:52:45,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:52:45,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:52:45,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:52:45,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:52:45,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:52:45,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:52:45,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:52:45,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:52:45,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:52:45,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:52:45,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:52:45,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:52:45,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:52:45,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:52:45,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:52:45,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:52:45,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:52:45,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:52:45,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:52:45,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:52:45,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:52:45,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:52:45,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:52:45,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:52:45,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:52:45,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:52:45,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:52:45,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:52:45,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:52:45,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:52:45,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:52:45,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:52:45,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:52:45,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:52:45,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:52:45,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:52:45,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 04:52:45,732 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:52:45,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:52:45,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:52:45,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:52:45,735 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:52:45,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:52:45,736 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:52:45,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:52:45,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:52:45,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:52:45,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:52:45,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:52:45,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:52:45,738 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:52:45,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:52:45,738 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:52:45,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:52:45,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:52:45,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:52:45,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:52:45,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:52:45,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:52:45,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:52:45,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:52:45,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:52:45,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:52:45,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:52:45,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:52:45,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:52:45,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 04:52:46,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:52:46,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:52:46,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:52:46,098 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:52:46,098 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:52:46,099 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.11.cil-1.c [2020-10-15 04:52:46,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40f96a248/f4e8d6e1327b417bad27d76fbccd6fc8/FLAG9a9895036 [2020-10-15 04:52:46,706 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:52:46,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.11.cil-1.c [2020-10-15 04:52:46,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40f96a248/f4e8d6e1327b417bad27d76fbccd6fc8/FLAG9a9895036 [2020-10-15 04:52:47,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/40f96a248/f4e8d6e1327b417bad27d76fbccd6fc8 [2020-10-15 04:52:47,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:52:47,048 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:52:47,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:52:47,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:52:47,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:52:47,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ec4e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47, skipping insertion in model container [2020-10-15 04:52:47,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:52:47,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:52:47,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:52:47,459 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:52:47,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:52:47,658 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:52:47,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47 WrapperNode [2020-10-15 04:52:47,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:52:47,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:52:47,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:52:47,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:52:47,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (1/1) ... [2020-10-15 04:52:47,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:52:47,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:52:47,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:52:47,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:52:47,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (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 [2020-10-15 04:52:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:52:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:52:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-15 04:52:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-15 04:52:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-15 04:52:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-15 04:52:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-15 04:52:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-15 04:52:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-15 04:52:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-15 04:52:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-15 04:52:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-15 04:52:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-15 04:52:47,860 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-15 04:52:47,860 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-15 04:52:47,860 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-15 04:52:47,860 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-15 04:52:47,860 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-15 04:52:47,860 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-15 04:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-15 04:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-15 04:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-15 04:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-15 04:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-15 04:52:47,861 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-15 04:52:47,862 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-15 04:52:47,862 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-15 04:52:47,862 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-15 04:52:47,862 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-15 04:52:47,862 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-15 04:52:47,862 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-15 04:52:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-15 04:52:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-15 04:52:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-15 04:52:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-15 04:52:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-15 04:52:47,863 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-15 04:52:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-15 04:52:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-15 04:52:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-15 04:52:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-15 04:52:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-15 04:52:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-15 04:52:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-15 04:52:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-15 04:52:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-15 04:52:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-15 04:52:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-15 04:52:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-15 04:52:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-15 04:52:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-15 04:52:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-15 04:52:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-15 04:52:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-15 04:52:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:52:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-15 04:52:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-15 04:52:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-15 04:52:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-15 04:52:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-15 04:52:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-15 04:52:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-15 04:52:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-15 04:52:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-15 04:52:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-15 04:52:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-15 04:52:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-15 04:52:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-15 04:52:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-15 04:52:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-15 04:52:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-15 04:52:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-15 04:52:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-15 04:52:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-15 04:52:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-15 04:52:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-15 04:52:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-15 04:52:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-15 04:52:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-15 04:52:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:52:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:52:47,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:52:49,016 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:52:49,017 INFO L295 CfgBuilder]: Removed 14 assume(true) statements. [2020-10-15 04:52:49,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:49 BoogieIcfgContainer [2020-10-15 04:52:49,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:52:49,029 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:52:49,029 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:52:49,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:52:49,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:52:47" (1/3) ... [2020-10-15 04:52:49,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@83c8ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:52:49, skipping insertion in model container [2020-10-15 04:52:49,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:52:47" (2/3) ... [2020-10-15 04:52:49,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@83c8ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:52:49, skipping insertion in model container [2020-10-15 04:52:49,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:52:49" (3/3) ... [2020-10-15 04:52:49,036 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.11.cil-1.c [2020-10-15 04:52:49,047 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:52:49,055 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:52:49,070 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:52:49,099 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:52:49,099 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:52:49,099 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:52:49,099 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:52:49,100 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:52:49,100 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:52:49,100 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:52:49,100 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:52:49,129 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states. [2020-10-15 04:52:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:52:49,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:49,151 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:49,152 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:49,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:49,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1039825575, now seen corresponding path program 1 times [2020-10-15 04:52:49,168 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:49,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1772527212] [2020-10-15 04:52:49,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:49,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:50,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:50,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:50,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:50,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:50,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:50,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:52:54,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 04:52:54,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-15 04:52:54,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:52:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 04:52:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:52:55,193 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:52:55,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:55,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 04:52:55,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:55,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:55,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:52:55,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:55,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:52:55,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:55,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:52:55,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:55,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:52:55,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:52:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:52:55,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 04:52:55,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:55,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:55,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:52:55,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:52:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:53:00,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:53:00,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 04:53:00,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:53:00,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-15 04:53:00,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:53:00,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:00,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:00,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:53:00,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:53:00,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:53:00,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:00,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:00,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:53:00,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:53:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:00,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:53:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:00,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:53:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:00,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:53:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:00,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:53:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:00,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:53:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:00,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:00,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:00,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:53:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:53:00,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:53:00,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:53:00,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:00,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:53:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:00,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:00,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:00,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:00,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:00,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:00,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:00,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:00,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:00,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:53:00,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:00,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:01,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:53:01,029 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1772527212] [2020-10-15 04:53:01,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:53:01,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 04:53:01,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354183356] [2020-10-15 04:53:01,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 04:53:01,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:53:01,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 04:53:01,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-15 04:53:01,059 INFO L87 Difference]: Start difference. First operand 451 states. Second operand 12 states. [2020-10-15 04:53:01,439 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:53:01,622 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-15 04:53:03,220 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:53:03,478 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 04:53:03,880 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 04:53:04,254 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 04:53:11,004 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 04:53:11,297 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:53:11,542 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 04:53:11,928 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 04:53:17,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:53:17,876 INFO L93 Difference]: Finished difference Result 1929 states and 3248 transitions. [2020-10-15 04:53:17,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-15 04:53:17,878 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 218 [2020-10-15 04:53:17,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:53:17,917 INFO L225 Difference]: With dead ends: 1929 [2020-10-15 04:53:17,917 INFO L226 Difference]: Without dead ends: 1488 [2020-10-15 04:53:17,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=242, Invalid=880, Unknown=0, NotChecked=0, Total=1122 [2020-10-15 04:53:17,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1488 states. [2020-10-15 04:53:18,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1488 to 877. [2020-10-15 04:53:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2020-10-15 04:53:18,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1295 transitions. [2020-10-15 04:53:18,252 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1295 transitions. Word has length 218 [2020-10-15 04:53:18,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:53:18,254 INFO L479 AbstractCegarLoop]: Abstraction has 877 states and 1295 transitions. [2020-10-15 04:53:18,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 04:53:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1295 transitions. [2020-10-15 04:53:18,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:53:18,270 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:53:18,271 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:53:18,271 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:53:18,272 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:53:18,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:53:18,274 INFO L82 PathProgramCache]: Analyzing trace with hash -953488603, now seen corresponding path program 1 times [2020-10-15 04:53:18,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:53:18,274 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [368075425] [2020-10-15 04:53:18,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:53:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:19,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:53:23,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:53:23,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 04:53:23,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:53:23,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:53:23,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-15 04:53:23,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:53:23,580 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:53:23,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:53:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:23,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 04:53:23,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:53:23,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:23,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:53:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:23,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:53:23,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:23,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:53:23,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:23,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:53:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:53:23,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:23,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:23,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:53:23,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:23,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:53:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:53:23,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:53:23,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:23,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:23,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:53:23,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:23,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:53:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:23,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:53:23,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:23,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 04:53:23,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:23,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:23,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:23,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:53:23,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:53:23,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:23,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:53:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:23,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:23,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:24,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:53:28,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:53:28,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 04:53:28,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:53:28,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-15 04:53:28,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:53:28,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:28,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:28,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:28,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:28,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:28,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:28,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:28,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:28,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:28,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:28,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:28,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:28,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:53:28,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:28,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:28,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:28,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:28,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:53:28,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:28,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:28,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:28,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:28,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:29,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:29,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:29,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:53:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:29,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:29,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:53:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:29,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:29,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:53:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:29,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:29,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:29,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:53:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:29,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:29,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:29,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:53:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:29,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:29,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:29,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:53:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:29,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:29,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:29,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:53:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:53:29,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:53:29,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:53:29,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:53:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:29,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:29,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:29,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:29,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:29,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:29,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:29,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:29,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:29,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:53:29,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:29,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:53:29,174 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [368075425] [2020-10-15 04:53:29,175 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:53:29,175 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:53:29,175 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823212651] [2020-10-15 04:53:29,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:53:29,178 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:53:29,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:53:29,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:53:29,179 INFO L87 Difference]: Start difference. First operand 877 states and 1295 transitions. Second operand 13 states. [2020-10-15 04:53:29,415 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:53:29,759 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-10-15 04:53:31,424 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 04:53:31,682 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-15 04:53:31,934 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 04:53:32,314 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:53:39,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:53:39,022 INFO L93 Difference]: Finished difference Result 2298 states and 3604 transitions. [2020-10-15 04:53:39,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:53:39,022 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 218 [2020-10-15 04:53:39,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:53:39,039 INFO L225 Difference]: With dead ends: 2298 [2020-10-15 04:53:39,040 INFO L226 Difference]: Without dead ends: 1450 [2020-10-15 04:53:39,045 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:53:39,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2020-10-15 04:53:39,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 887. [2020-10-15 04:53:39,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 887 states. [2020-10-15 04:53:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1298 transitions. [2020-10-15 04:53:39,203 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1298 transitions. Word has length 218 [2020-10-15 04:53:39,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:53:39,204 INFO L479 AbstractCegarLoop]: Abstraction has 887 states and 1298 transitions. [2020-10-15 04:53:39,204 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:53:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1298 transitions. [2020-10-15 04:53:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:53:39,207 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:53:39,208 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:53:39,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:53:39,208 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:53:39,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:53:39,209 INFO L82 PathProgramCache]: Analyzing trace with hash 374387047, now seen corresponding path program 1 times [2020-10-15 04:53:39,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:53:39,209 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [457369486] [2020-10-15 04:53:39,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:53:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:43,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:43,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:44,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:53:44,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 04:53:44,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-15 04:53:44,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:44,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:53:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:53:44,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-15 04:53:44,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:44,567 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:53:44,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:53:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:44,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:44,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:44,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:44,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 04:53:44,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:44,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:53:44,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:44,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:53:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:44,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:44,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:44,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:44,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:53:44,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:44,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:44,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:44,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:44,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:53:44,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:44,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:53:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:44,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:53:44,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:44,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:44,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:44,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:44,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:44,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:44,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:53:44,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:44,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:53:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:44,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:44,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:53:44,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:44,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:53:44,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:44,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:44,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:44,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:53:44,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:44,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:53:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:44,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:44,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:53:44,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:44,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 04:53:44,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:44,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:44,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 04:53:44,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:44,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:53:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:44,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:44,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:53:49,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:53:49,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:53:49,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:53:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-15 04:53:49,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:53:49,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:49,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:53:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:53:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:49,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:49,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:49,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:49,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:53:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:49,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:49,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:49,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:49,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:49,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:53:49,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:49,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:49,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:49,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:49,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:53:49,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:50,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:53:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:50,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:50,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:50,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:50,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:50,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:50,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:50,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:50,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:50,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:50,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:50,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:50,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:53:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:50,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:50,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:50,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:50,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:50,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:53:50,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:50,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:50,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:50,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:50,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:50,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:50,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:53:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:50,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:50,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:50,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:50,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:50,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:50,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:50,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:50,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:50,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:53:50,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:50,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:50,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:53:50,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:50,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:50,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:50,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:53:50,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:50,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:53:50,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:50,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:50,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:50,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:53:50,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:50,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:50,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:53:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:50,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:50,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:50,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:50,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:50,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:50,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:50,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:50,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:53:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:50,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:50,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:53:50,229 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [457369486] [2020-10-15 04:53:50,230 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:53:50,231 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 04:53:50,231 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241731693] [2020-10-15 04:53:50,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 04:53:50,232 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:53:50,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 04:53:50,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-15 04:53:50,233 INFO L87 Difference]: Start difference. First operand 887 states and 1298 transitions. Second operand 12 states. [2020-10-15 04:53:50,553 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:53:50,698 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-15 04:53:50,920 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-15 04:53:52,889 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 04:53:53,142 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 04:53:53,404 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:53:53,542 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 04:53:53,807 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:53:53,928 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 04:53:58,156 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 04:53:59,590 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 04:53:59,841 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 04:54:00,090 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:54:00,315 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-15 04:54:00,549 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 04:54:00,940 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 04:54:01,306 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 04:54:01,640 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 04:54:16,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:54:16,429 INFO L93 Difference]: Finished difference Result 5067 states and 8137 transitions. [2020-10-15 04:54:16,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-15 04:54:16,430 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 218 [2020-10-15 04:54:16,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:54:16,457 INFO L225 Difference]: With dead ends: 5067 [2020-10-15 04:54:16,458 INFO L226 Difference]: Without dead ends: 4210 [2020-10-15 04:54:16,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=380, Invalid=1260, Unknown=0, NotChecked=0, Total=1640 [2020-10-15 04:54:16,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4210 states. [2020-10-15 04:54:16,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4210 to 2811. [2020-10-15 04:54:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2811 states. [2020-10-15 04:54:16,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 4203 transitions. [2020-10-15 04:54:16,840 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 4203 transitions. Word has length 218 [2020-10-15 04:54:16,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:54:16,841 INFO L479 AbstractCegarLoop]: Abstraction has 2811 states and 4203 transitions. [2020-10-15 04:54:16,841 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 04:54:16,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 4203 transitions. [2020-10-15 04:54:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:54:16,845 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:54:16,845 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:54:16,845 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:54:16,846 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:54:16,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:54:16,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1364960150, now seen corresponding path program 1 times [2020-10-15 04:54:16,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:54:16,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1577674790] [2020-10-15 04:54:16,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:54:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:16,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:16,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:17,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:17,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:17,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:17,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:17,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:17,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:19,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:19,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:21,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:54:21,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 04:54:21,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 04:54:21,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:21,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:21,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:54:21,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:21,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 154 [2020-10-15 04:54:21,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:22,152 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:54:22,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:22,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:22,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:22,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:22,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 04:54:22,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:22,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:22,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:22,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:22,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:22,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:22,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:22,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:22,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:54:22,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:22,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:22,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:22,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:22,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:22,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:22,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:22,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:22,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:22,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:22,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:22,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:22,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:22,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:22,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:22,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:22,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:22,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:22,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:22,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:54:22,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:22,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:54:22,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:22,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:22,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:22,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:22,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:54:22,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:22,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:54:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:22,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:22,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:54:22,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:22,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:54:22,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:22,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:22,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 04:54:22,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:22,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:54:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:22,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:54:27,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:54:27,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:54:27,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 04:54:27,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 04:54:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:27,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:27,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:27,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:54:27,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:54:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:27,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:27,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:54:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:27,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:54:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:27,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:27,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:27,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:54:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:27,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:27,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:27,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:54:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:54:27,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:54:27,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:54:27,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:54:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:27,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:27,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:27,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:27,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:27,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:27,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:27,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:27,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:27,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:27,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:27,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:54:27,499 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1577674790] [2020-10-15 04:54:27,499 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:54:27,499 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:54:27,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571027708] [2020-10-15 04:54:27,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:54:27,500 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:27,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:54:27,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:54:27,501 INFO L87 Difference]: Start difference. First operand 2811 states and 4203 transitions. Second operand 8 states. [2020-10-15 04:54:27,742 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:54:31,752 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:54:40,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:54:40,752 INFO L93 Difference]: Finished difference Result 10888 states and 17302 transitions. [2020-10-15 04:54:40,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:54:40,753 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 218 [2020-10-15 04:54:40,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:54:40,806 INFO L225 Difference]: With dead ends: 10888 [2020-10-15 04:54:40,806 INFO L226 Difference]: Without dead ends: 8107 [2020-10-15 04:54:40,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:54:40,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8107 states. [2020-10-15 04:54:41,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8107 to 5661. [2020-10-15 04:54:41,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5661 states. [2020-10-15 04:54:41,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5661 states to 5661 states and 8514 transitions. [2020-10-15 04:54:41,737 INFO L78 Accepts]: Start accepts. Automaton has 5661 states and 8514 transitions. Word has length 218 [2020-10-15 04:54:41,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:54:41,737 INFO L479 AbstractCegarLoop]: Abstraction has 5661 states and 8514 transitions. [2020-10-15 04:54:41,737 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:54:41,738 INFO L276 IsEmpty]: Start isEmpty. Operand 5661 states and 8514 transitions. [2020-10-15 04:54:41,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:54:41,741 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:54:41,741 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:54:41,741 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 04:54:41,742 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:54:41,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:54:41,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1091964727, now seen corresponding path program 1 times [2020-10-15 04:54:41,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:54:41,743 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1367783062] [2020-10-15 04:54:41,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:54:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:41,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:41,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:41,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:41,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:42,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:42,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:42,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:42,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:43,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:46,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:46,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-15 04:54:46,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:47,031 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:54:47,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:47,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:47,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:47,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:47,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:54:47,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:47,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:47,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:47,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:47,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:47,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:47,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:47,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:47,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:54:47,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:47,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:47,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:47,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:47,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:47,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:47,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:47,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:47,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:47,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:47,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:47,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:47,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:47,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:47,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:47,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:47,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:47,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:47,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:47,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:54:47,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:47,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:54:47,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:47,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:47,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:47,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:47,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:54:47,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:47,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:54:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:47,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:47,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:54:47,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:47,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:54:47,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:47,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:47,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:47,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:47,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 04:54:47,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:47,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:54:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:47,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:49,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:54:52,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:54:52,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:54:52,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-15 04:54:52,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 04:54:52,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:52,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:52,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:52,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:52,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:52,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:52,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:52,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:52,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:52,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:52,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:52,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:54:52,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:52,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:52,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:54:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:52,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:54:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:52,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:54:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:52,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:52,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:54:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:52,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:52,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:52,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:54:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:52,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:54:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:52,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:52,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:52,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:52,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:54:52,423 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1367783062] [2020-10-15 04:54:52,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:54:52,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:54:52,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246377543] [2020-10-15 04:54:52,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:54:52,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:52,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:54:52,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:54:52,425 INFO L87 Difference]: Start difference. First operand 5661 states and 8514 transitions. Second operand 8 states. [2020-10-15 04:54:52,664 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:54:56,448 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:55:06,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:55:06,053 INFO L93 Difference]: Finished difference Result 21624 states and 34549 transitions. [2020-10-15 04:55:06,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:55:06,053 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 218 [2020-10-15 04:55:06,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:55:06,147 INFO L225 Difference]: With dead ends: 21624 [2020-10-15 04:55:06,147 INFO L226 Difference]: Without dead ends: 15993 [2020-10-15 04:55:06,186 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:55:06,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15993 states. [2020-10-15 04:55:08,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15993 to 11327. [2020-10-15 04:55:08,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11327 states. [2020-10-15 04:55:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11327 states to 11327 states and 17110 transitions. [2020-10-15 04:55:08,409 INFO L78 Accepts]: Start accepts. Automaton has 11327 states and 17110 transitions. Word has length 218 [2020-10-15 04:55:08,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:55:08,409 INFO L479 AbstractCegarLoop]: Abstraction has 11327 states and 17110 transitions. [2020-10-15 04:55:08,410 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:55:08,410 INFO L276 IsEmpty]: Start isEmpty. Operand 11327 states and 17110 transitions. [2020-10-15 04:55:08,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:55:08,413 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:55:08,413 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:55:08,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 04:55:08,413 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:55:08,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:55:08,414 INFO L82 PathProgramCache]: Analyzing trace with hash -89339032, now seen corresponding path program 1 times [2020-10-15 04:55:08,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:55:08,414 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [970339623] [2020-10-15 04:55:08,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:55:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:08,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:08,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:08,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:08,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:08,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:08,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:08,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:08,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:10,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:13,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:55:13,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 04:55:13,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 04:55:13,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:13,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:13,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:55:13,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:55:13,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 04:55:13,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:13,677 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:55:13,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:55:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:13,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:13,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:13,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:13,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:55:13,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:13,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:13,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:13,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:13,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:55:13,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:13,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:55:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:13,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:13,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:13,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:55:13,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:13,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:13,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:13,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:55:13,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:13,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:55:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:13,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:13,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:55:13,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:13,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:55:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:13,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:55:13,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:13,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:55:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:13,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:13,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:55:13,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:13,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 04:55:13,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:13,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:13,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:13,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:55:13,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:55:13,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:13,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:55:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:13,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:13,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:18,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:55:18,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:18,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:55:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:18,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:18,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:18,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:18,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:18,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:18,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:18,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:18,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:18,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:18,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:18,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:18,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:55:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:18,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:19,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:55:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:19,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:19,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:19,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:55:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:55:19,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:19,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:19,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:55:19,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:55:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:19,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:55:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:55:19,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:55:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:19,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:55:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:55:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:55:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:55:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:55:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:19,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:19,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:19,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:55:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:55:19,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:55:19,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:55:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:19,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:55:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:55:19,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:19,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:55:19,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:19,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:55:19,179 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [970339623] [2020-10-15 04:55:19,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:55:19,180 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:55:19,180 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272105348] [2020-10-15 04:55:19,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:55:19,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:55:19,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:55:19,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:55:19,181 INFO L87 Difference]: Start difference. First operand 11327 states and 17110 transitions. Second operand 13 states. [2020-10-15 04:55:19,411 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:55:21,073 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:55:21,305 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 04:55:21,670 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:55:22,020 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:55:29,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:55:29,989 INFO L93 Difference]: Finished difference Result 28151 states and 45202 transitions. [2020-10-15 04:55:29,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:55:29,990 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 218 [2020-10-15 04:55:29,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:55:30,067 INFO L225 Difference]: With dead ends: 28151 [2020-10-15 04:55:30,067 INFO L226 Difference]: Without dead ends: 16853 [2020-10-15 04:55:30,118 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:55:30,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16853 states. [2020-10-15 04:55:31,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16853 to 11447. [2020-10-15 04:55:31,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11447 states. [2020-10-15 04:55:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11447 states to 11447 states and 17146 transitions. [2020-10-15 04:55:31,620 INFO L78 Accepts]: Start accepts. Automaton has 11447 states and 17146 transitions. Word has length 218 [2020-10-15 04:55:31,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:55:31,621 INFO L479 AbstractCegarLoop]: Abstraction has 11447 states and 17146 transitions. [2020-10-15 04:55:31,621 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:55:31,621 INFO L276 IsEmpty]: Start isEmpty. Operand 11447 states and 17146 transitions. [2020-10-15 04:55:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:55:31,622 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:55:31,623 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:55:31,623 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 04:55:31,623 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:55:31,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:55:31,623 INFO L82 PathProgramCache]: Analyzing trace with hash -34156698, now seen corresponding path program 1 times [2020-10-15 04:55:31,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:55:31,624 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [341212390] [2020-10-15 04:55:31,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:55:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:31,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:31,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:31,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:32,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:36,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:55:36,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 04:55:36,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 04:55:36,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:36,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:36,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:55:36,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:55:36,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-15 04:55:36,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:36,872 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:55:36,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:55:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:36,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:36,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:36,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:36,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:55:36,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:36,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:36,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:36,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:36,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:55:36,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:36,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:55:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:36,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:36,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:36,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:36,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:55:36,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:36,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:36,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:36,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:36,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:55:36,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:36,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:55:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:36,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:36,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:55:36,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:36,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:36,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:36,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:36,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:36,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:36,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:55:36,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:36,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:55:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:36,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:36,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:36,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:55:36,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:36,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:55:36,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:36,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:55:36,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:37,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:55:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:37,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:55:37,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:37,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 04:55:37,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:37,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:37,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:37,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:55:37,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:55:37,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:37,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:55:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:37,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:37,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:39,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:55:42,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:55:42,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 04:55:42,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:55:42,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-15 04:55:42,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:55:42,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:55:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:42,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:42,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:55:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:55:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:42,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:42,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:55:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:42,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:55:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:42,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:42,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:55:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:55:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:42,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:42,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:42,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:55:42,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:55:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:42,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:42,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:42,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:55:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:42,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:42,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:55:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:42,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:42,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:55:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:42,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:42,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:55:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:42,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:42,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:55:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:55:42,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:55:42,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:55:42,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:42,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:55:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:42,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:42,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:42,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:55:42,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:42,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:42,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:42,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:55:42,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:42,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:42,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:55:42,325 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [341212390] [2020-10-15 04:55:42,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:55:42,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:55:42,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593067408] [2020-10-15 04:55:42,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:55:42,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:55:42,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:55:42,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:55:42,331 INFO L87 Difference]: Start difference. First operand 11447 states and 17146 transitions. Second operand 13 states. [2020-10-15 04:55:42,555 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:55:44,404 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:55:44,643 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 04:55:44,873 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:55:45,215 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-15 04:55:52,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:55:52,449 INFO L93 Difference]: Finished difference Result 27759 states and 44148 transitions. [2020-10-15 04:55:52,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:55:52,450 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 218 [2020-10-15 04:55:52,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:55:52,523 INFO L225 Difference]: With dead ends: 27759 [2020-10-15 04:55:52,523 INFO L226 Difference]: Without dead ends: 16341 [2020-10-15 04:55:52,567 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:55:52,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16341 states. [2020-10-15 04:55:54,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16341 to 11487. [2020-10-15 04:55:54,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11487 states. [2020-10-15 04:55:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11487 states to 11487 states and 17086 transitions. [2020-10-15 04:55:54,908 INFO L78 Accepts]: Start accepts. Automaton has 11487 states and 17086 transitions. Word has length 218 [2020-10-15 04:55:54,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:55:54,909 INFO L479 AbstractCegarLoop]: Abstraction has 11487 states and 17086 transitions. [2020-10-15 04:55:54,909 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:55:54,909 INFO L276 IsEmpty]: Start isEmpty. Operand 11487 states and 17086 transitions. [2020-10-15 04:55:54,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:55:54,910 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:55:54,911 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:55:54,911 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 04:55:54,911 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:55:54,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:55:54,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1204290266, now seen corresponding path program 1 times [2020-10-15 04:55:54,911 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:55:54,911 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517795008] [2020-10-15 04:55:54,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:55:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:54,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:54,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:55,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:55,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:55,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:55,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:55,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:59,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:59,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:55:59,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:55:59,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 04:55:59,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:59,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:59,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:55:59,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:55:59,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-15 04:55:59,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:00,154 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:56:00,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:56:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:00,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:00,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:00,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:00,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:56:00,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:00,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:00,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:00,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:00,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:56:00,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:00,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:56:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:00,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:00,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:00,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:00,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:56:00,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:00,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:00,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:00,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:00,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:56:00,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:00,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:56:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:00,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:00,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:00,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:56:00,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:00,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:56:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:00,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:00,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:56:00,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:00,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:56:00,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:00,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:00,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:00,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:00,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:56:00,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:00,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:56:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:00,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:00,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:56:00,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:00,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:56:00,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:00,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:00,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:56:00,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:56:00,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:56:00,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:00,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:56:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:00,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:00,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-15 04:56:05,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:56:05,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:56:05,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:56:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-15 04:56:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:56:05,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:56:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:05,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:05,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:56:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:05,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:05,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:56:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:05,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:56:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:05,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:56:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:05,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:56:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:05,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:56:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:05,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:56:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:56:05,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:56:05,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:05,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:56:05,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:56:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:05,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:05,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:56:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:56:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:05,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:05,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:56:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:05,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:05,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:56:05,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 04:56:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:56:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:05,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:05,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:05,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:56:05,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:05,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:05,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:05,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:05,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:05,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:56:05,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:05,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:05,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:56:05,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517795008] [2020-10-15 04:56:05,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:56:05,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:56:05,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185470331] [2020-10-15 04:56:05,541 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:56:05,541 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:56:05,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:56:05,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:56:05,541 INFO L87 Difference]: Start difference. First operand 11487 states and 17086 transitions. Second operand 13 states. [2020-10-15 04:56:05,770 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 04:56:07,814 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:56:08,052 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 04:56:08,421 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 04:56:08,567 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 04:56:08,808 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 04:56:16,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:56:16,009 INFO L93 Difference]: Finished difference Result 27923 states and 44096 transitions. [2020-10-15 04:56:16,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:56:16,010 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 218 [2020-10-15 04:56:16,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:56:16,059 INFO L225 Difference]: With dead ends: 27923 [2020-10-15 04:56:16,060 INFO L226 Difference]: Without dead ends: 16465 [2020-10-15 04:56:16,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:56:16,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16465 states. [2020-10-15 04:56:17,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16465 to 11547. [2020-10-15 04:56:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11547 states. [2020-10-15 04:56:17,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11547 states to 11547 states and 17050 transitions. [2020-10-15 04:56:17,728 INFO L78 Accepts]: Start accepts. Automaton has 11547 states and 17050 transitions. Word has length 218 [2020-10-15 04:56:17,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:56:17,729 INFO L479 AbstractCegarLoop]: Abstraction has 11547 states and 17050 transitions. [2020-10-15 04:56:17,729 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:56:17,729 INFO L276 IsEmpty]: Start isEmpty. Operand 11547 states and 17050 transitions. [2020-10-15 04:56:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-15 04:56:17,731 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:56:17,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:56:17,731 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 04:56:17,732 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:56:17,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:56:17,732 INFO L82 PathProgramCache]: Analyzing trace with hash -149543516, now seen corresponding path program 1 times [2020-10-15 04:56:17,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:56:17,732 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1454517684] [2020-10-15 04:56:17,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:56:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:17,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:17,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:17,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:17,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:17,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:17,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:17,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:19,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:20,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:22,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:22,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-15 04:56:22,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-15 04:56:22,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 04:56:22,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:22,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:22,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:56:22,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:56:22,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 04:56:22,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:22,971 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 04:56:22,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:56:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:22,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:22,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:22,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:22,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:22,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:56:22,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:22,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:22,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:22,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:22,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:56:22,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:23,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:56:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:23,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:23,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:23,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:23,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:56:23,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:23,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:23,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:56:23,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:23,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:56:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:23,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:23,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:56:23,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:23,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:23,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:23,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:23,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:56:23,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:23,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:56:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:23,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:23,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:56:23,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:23,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:56:23,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:23,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:23,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:23,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:23,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:56:23,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:23,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 04:56:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:23,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:56:23,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:56:23,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:23,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-15 04:56:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:23,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking...