/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/transmitter.13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:58:24,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:58:24,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:58:24,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:58:24,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:58:24,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:58:24,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:58:24,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:58:24,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:58:24,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:58:24,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:58:24,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:58:24,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:58:24,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:58:24,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:58:24,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:58:24,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:58:24,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:58:24,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:58:24,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:58:24,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:58:24,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:58:24,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:58:24,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:58:24,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:58:24,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:58:24,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:58:24,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:58:24,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:58:24,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:58:24,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:58:24,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:58:24,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:58:24,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:58:24,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:58:24,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:58:24,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:58:24,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:58:24,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:58:24,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:58:24,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:58:24,623 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 04:58:24,659 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:58:24,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:58:24,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:58:24,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:58:24,662 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:58:24,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:58:24,663 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:58:24,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:58:24,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:58:24,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:58:24,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:58:24,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:58:24,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:58:24,665 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:58:24,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:58:24,666 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:58:24,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:58:24,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:58:24,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:58:24,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:58:24,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:58:24,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:58:24,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:58:24,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:58:24,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:58:24,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:58:24,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:58:24,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:58:24,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:58:24,669 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 04:58:24,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:58:24,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:58:24,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:58:24,986 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:58:24,987 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:58:24,988 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.13.cil.c [2020-10-15 04:58:25,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd9f22652/06fd884cb8084d2782935764f04da110/FLAG2ff3d82e9 [2020-10-15 04:58:25,589 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:58:25,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.13.cil.c [2020-10-15 04:58:25,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd9f22652/06fd884cb8084d2782935764f04da110/FLAG2ff3d82e9 [2020-10-15 04:58:25,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dd9f22652/06fd884cb8084d2782935764f04da110 [2020-10-15 04:58:25,918 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:58:25,920 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:58:25,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:58:25,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:58:25,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:58:25,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:58:25" (1/1) ... [2020-10-15 04:58:25,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa107a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:25, skipping insertion in model container [2020-10-15 04:58:25,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:58:25" (1/1) ... [2020-10-15 04:58:25,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:58:26,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:58:26,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:58:26,356 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:58:26,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:58:26,635 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:58:26,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26 WrapperNode [2020-10-15 04:58:26,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:58:26,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:58:26,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:58:26,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:58:26,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (1/1) ... [2020-10-15 04:58:26,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (1/1) ... [2020-10-15 04:58:26,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (1/1) ... [2020-10-15 04:58:26,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (1/1) ... [2020-10-15 04:58:26,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (1/1) ... [2020-10-15 04:58:26,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (1/1) ... [2020-10-15 04:58:26,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (1/1) ... [2020-10-15 04:58:26,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:58:26,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:58:26,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:58:26,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:58:26,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (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 04:58:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:58:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:58:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-15 04:58:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-15 04:58:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-15 04:58:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-15 04:58:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-15 04:58:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-15 04:58:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-15 04:58:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-15 04:58:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-15 04:58:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-15 04:58:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-15 04:58:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-15 04:58:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-15 04:58:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-15 04:58:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-15 04:58:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-15 04:58:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-15 04:58:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-15 04:58:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-15 04:58:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-15 04:58:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-15 04:58:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-15 04:58:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-15 04:58:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-15 04:58:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-15 04:58:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-15 04:58:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-15 04:58:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-15 04:58:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-15 04:58:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-15 04:58:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-15 04:58:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-15 04:58:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-15 04:58:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-15 04:58:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-15 04:58:26,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-15 04:58:26,820 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-15 04:58:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-15 04:58:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-15 04:58:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-15 04:58:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-15 04:58:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-15 04:58:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:58:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:58:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:58:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-15 04:58:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-15 04:58:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-15 04:58:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-15 04:58:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-15 04:58:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-15 04:58:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-15 04:58:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-15 04:58:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-15 04:58:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-15 04:58:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-15 04:58:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-15 04:58:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-15 04:58:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-15 04:58:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-15 04:58:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-15 04:58:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-15 04:58:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-15 04:58:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-15 04:58:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-15 04:58:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-15 04:58:26,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-15 04:58:26,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-15 04:58:26,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-15 04:58:26,830 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-15 04:58:26,830 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-15 04:58:26,830 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-15 04:58:26,830 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-15 04:58:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-15 04:58:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-15 04:58:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-15 04:58:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-15 04:58:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-15 04:58:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-15 04:58:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-15 04:58:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-15 04:58:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-15 04:58:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-15 04:58:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-15 04:58:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-15 04:58:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-15 04:58:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-15 04:58:26,833 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:58:26,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:58:26,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:58:27,999 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:58:27,999 INFO L295 CfgBuilder]: Removed 17 assume(true) statements. [2020-10-15 04:58:28,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:58:28 BoogieIcfgContainer [2020-10-15 04:58:28,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:58:28,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:58:28,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:58:28,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:58:28,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:58:25" (1/3) ... [2020-10-15 04:58:28,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39eff046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:58:28, skipping insertion in model container [2020-10-15 04:58:28,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:58:26" (2/3) ... [2020-10-15 04:58:28,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39eff046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:58:28, skipping insertion in model container [2020-10-15 04:58:28,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:58:28" (3/3) ... [2020-10-15 04:58:28,024 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.13.cil.c [2020-10-15 04:58:28,034 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:58:28,054 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:58:28,069 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:58:28,105 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:58:28,105 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:58:28,106 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:58:28,106 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:58:28,106 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:58:28,106 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:58:28,106 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:58:28,106 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:58:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states. [2020-10-15 04:58:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-15 04:58:28,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:58:28,191 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:58:28,191 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:58:28,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:58:28,199 INFO L82 PathProgramCache]: Analyzing trace with hash 1739291581, now seen corresponding path program 1 times [2020-10-15 04:58:28,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:58:28,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [474566905] [2020-10-15 04:58:28,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:58:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:28,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:28,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:29,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:29,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:29,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:29,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:29,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:29,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:30,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:33,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:33,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-15 04:58:33,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 04:58:33,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-15 04:58:33,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:33,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:58:33,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:58:33,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-15 04:58:33,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 04:58:34,117 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 04:58:34,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:58:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:34,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:34,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:58:34,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:34,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-15 04:58:34,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:34,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:34,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:58:34,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:34,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:58:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:34,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:34,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:58:34,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:34,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:58:34,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:34,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:58:34,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:34,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:58:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:34,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:34,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:58:34,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:34,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:58:34,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:34,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:34,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:34,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:34,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:58:34,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:34,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:58:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:34,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:34,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:58:34,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:34,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 04:58:34,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:34,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:34,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:34,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:58:34,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:34,526 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-15 04:58:34,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:58:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:34,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:34,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 04:58:34,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:34,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-15 04:58:34,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:34,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:34,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:34,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:34,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:58:34,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:34,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 04:58:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:34,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:34,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:58:39,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:58:39,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 04:58:39,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-15 04:58:39,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-15 04:58:39,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:58:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:58:39,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:58:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:58:39,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:58:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:58:39,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:58:39,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:58:39,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 04:58:39,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:58:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:58:39,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:58:39,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:58:39,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:58:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:58:39,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:58:39,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:58:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:58:39,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:58:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:58:39,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:58:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:58:39,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:58:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:58:39,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:58:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:58:39,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:58:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:58:39,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:58:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:58:39,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:58:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:58:39,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:58:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:58:39,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:58:39,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:58:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:58:39,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:58:39,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:58:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:58:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:58:39,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-15 04:58:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 04:58:39,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-15 04:58:39,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:58:39,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 04:58:39,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:58:39,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:39,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-15 04:58:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:39,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:39,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:58:39,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:58:39,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:58:39,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:58:39,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:58:39,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:58:39,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:58:39,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:58:39,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:58:39,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:58:40,116 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 04:58:40,117 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [474566905] [2020-10-15 04:58:40,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:58:40,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:58:40,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484270422] [2020-10-15 04:58:40,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:58:40,127 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:58:40,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:58:40,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:58:40,146 INFO L87 Difference]: Start difference. First operand 499 states. Second operand 8 states. [2020-10-15 04:58:40,518 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 04:58:40,671 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:58:40,904 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:58:45,341 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 04:58:55,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:58:55,405 INFO L93 Difference]: Finished difference Result 2059 states and 3458 transitions. [2020-10-15 04:58:55,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 04:58:55,412 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-15 04:58:55,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:58:55,461 INFO L225 Difference]: With dead ends: 2059 [2020-10-15 04:58:55,462 INFO L226 Difference]: Without dead ends: 1568 [2020-10-15 04:58:55,478 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2020-10-15 04:58:55,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2020-10-15 04:58:55,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 974. [2020-10-15 04:58:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 974 states. [2020-10-15 04:58:55,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 974 states and 1442 transitions. [2020-10-15 04:58:55,881 INFO L78 Accepts]: Start accepts. Automaton has 974 states and 1442 transitions. Word has length 255 [2020-10-15 04:58:55,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:58:55,884 INFO L479 AbstractCegarLoop]: Abstraction has 974 states and 1442 transitions. [2020-10-15 04:58:55,885 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:58:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1442 transitions. [2020-10-15 04:58:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-15 04:58:55,900 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:58:55,901 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:58:55,901 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:58:55,902 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:58:55,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:58:55,902 INFO L82 PathProgramCache]: Analyzing trace with hash -643084132, now seen corresponding path program 1 times [2020-10-15 04:58:55,903 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:58:55,903 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1255018701] [2020-10-15 04:58:55,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:58:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:58:55,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:58:56,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:00,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:00,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-15 04:59:00,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 04:59:00,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-15 04:59:00,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:00,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:00,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:59:00,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:59:00,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-15 04:59:00,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:01,305 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 04:59:01,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:59:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:01,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:01,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:59:01,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:01,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-15 04:59:01,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:01,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:59:01,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:01,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:59:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:01,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:01,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:59:01,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:01,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:59:01,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:01,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:01,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:01,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:01,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:59:01,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:01,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:59:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:01,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:01,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:59:01,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:01,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:59:01,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:01,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:01,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:01,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:01,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:59:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:01,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:59:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:01,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:01,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:59:01,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:01,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:59:01,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:01,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:59:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:01,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:59:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:01,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:01,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 04:59:01,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:01,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 04:59:01,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:01,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:01,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:59:01,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:01,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 04:59:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:01,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:01,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:59:06,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:59:06,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 04:59:06,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-15 04:59:06,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-15 04:59:06,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:06,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:59:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:06,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:06,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:06,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:06,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:59:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:06,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:06,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:06,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:59:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:06,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:06,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:06,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:06,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:59:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:06,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:06,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:06,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:59:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:59:06,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:59:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:59:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:59:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:59:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:59:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:59:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:59:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:59:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:59:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:06,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:06,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:06,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:06,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:59:06,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-15 04:59:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 04:59:06,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:59:06,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:06,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 04:59:06,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:06,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-15 04:59:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:06,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:06,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:06,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:59:06,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:06,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:06,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:06,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:59:06,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:06,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:06,890 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 04:59:06,891 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1255018701] [2020-10-15 04:59:06,891 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:59:06,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:59:06,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018258000] [2020-10-15 04:59:06,893 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:59:06,894 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:59:06,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:59:06,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:59:06,894 INFO L87 Difference]: Start difference. First operand 974 states and 1442 transitions. Second operand 8 states. [2020-10-15 04:59:07,284 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 04:59:07,472 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:59:07,725 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:59:11,292 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:59:12,007 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 04:59:22,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:59:22,383 INFO L93 Difference]: Finished difference Result 4007 states and 6310 transitions. [2020-10-15 04:59:22,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:59:22,389 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-15 04:59:22,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:59:22,411 INFO L225 Difference]: With dead ends: 4007 [2020-10-15 04:59:22,412 INFO L226 Difference]: Without dead ends: 3065 [2020-10-15 04:59:22,418 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:59:22,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3065 states. [2020-10-15 04:59:22,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3065 to 1938. [2020-10-15 04:59:22,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1938 states. [2020-10-15 04:59:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1938 states and 2882 transitions. [2020-10-15 04:59:22,715 INFO L78 Accepts]: Start accepts. Automaton has 1938 states and 2882 transitions. Word has length 255 [2020-10-15 04:59:22,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:59:22,716 INFO L479 AbstractCegarLoop]: Abstraction has 1938 states and 2882 transitions. [2020-10-15 04:59:22,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:59:22,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2882 transitions. [2020-10-15 04:59:22,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-15 04:59:22,720 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:59:22,721 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:59:22,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:59:22,721 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:59:22,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:59:22,722 INFO L82 PathProgramCache]: Analyzing trace with hash 121746653, now seen corresponding path program 1 times [2020-10-15 04:59:22,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:59:22,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [130634203] [2020-10-15 04:59:22,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:59:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:22,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:22,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:22,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:22,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:23,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:23,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:23,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:23,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:23,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:23,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:25,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:27,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:27,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-15 04:59:27,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 04:59:27,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 04:59:27,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:27,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:27,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:59:27,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:59:27,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-15 04:59:27,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:28,058 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 04:59:28,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:59:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:28,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:28,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:59:28,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:28,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 04:59:28,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:28,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:28,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:28,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:28,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:59:28,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:28,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:59:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:28,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:28,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:59:28,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:28,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:59:28,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:28,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:59:28,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:28,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:59:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:28,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:28,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:59:28,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:28,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:28,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:28,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:28,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:28,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:28,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:59:28,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:28,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:59:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:28,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:28,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 04:59:28,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:28,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:59:28,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:28,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:28,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:28,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:28,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:59:28,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:28,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 04:59:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:28,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:28,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 04:59:28,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:28,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 04:59:28,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:28,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:28,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:28,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:28,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 04:59:28,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:28,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 04:59:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:28,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:28,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:29,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 04:59:33,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 04:59:33,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 04:59:33,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:59:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-15 04:59:33,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:59:33,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:59:33,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:33,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:33,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:59:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:33,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:59:33,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:33,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:59:33,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:33,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:59:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:59:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:59:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:59:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:59:33,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:59:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:59:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:59:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:59:33,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:59:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:59:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:59:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:59:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 04:59:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:59:33,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:59:33,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-15 04:59:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 04:59:33,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:59:33,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 04:59:33,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-15 04:59:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:33,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:33,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:33,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:59:33,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:33,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:59:33,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:33,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:33,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:59:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:59:33,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:59:33,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:33,567 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 04:59:33,568 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [130634203] [2020-10-15 04:59:33,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:59:33,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-15 04:59:33,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969673540] [2020-10-15 04:59:33,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 04:59:33,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:59:33,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 04:59:33,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 04:59:33,571 INFO L87 Difference]: Start difference. First operand 1938 states and 2882 transitions. Second operand 11 states. [2020-10-15 04:59:33,829 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 04:59:33,965 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:59:35,514 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-15 04:59:35,793 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-15 04:59:35,945 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:59:36,228 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-15 04:59:36,384 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 04:59:36,652 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-15 04:59:40,727 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 04:59:43,844 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-15 04:59:44,432 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-15 04:59:45,114 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-15 04:59:45,319 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 04:59:45,768 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-15 04:59:53,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:59:53,923 INFO L93 Difference]: Finished difference Result 8295 states and 13317 transitions. [2020-10-15 04:59:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 04:59:53,924 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 255 [2020-10-15 04:59:53,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:59:53,963 INFO L225 Difference]: With dead ends: 8295 [2020-10-15 04:59:53,963 INFO L226 Difference]: Without dead ends: 6389 [2020-10-15 04:59:53,977 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=211, Invalid=659, Unknown=0, NotChecked=0, Total=870 [2020-10-15 04:59:53,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6389 states. [2020-10-15 04:59:54,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6389 to 3898. [2020-10-15 04:59:54,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3898 states. [2020-10-15 04:59:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 3898 states and 5796 transitions. [2020-10-15 04:59:54,602 INFO L78 Accepts]: Start accepts. Automaton has 3898 states and 5796 transitions. Word has length 255 [2020-10-15 04:59:54,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:59:54,602 INFO L479 AbstractCegarLoop]: Abstraction has 3898 states and 5796 transitions. [2020-10-15 04:59:54,602 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 04:59:54,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3898 states and 5796 transitions. [2020-10-15 04:59:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-15 04:59:54,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:59:54,612 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:59:54,613 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:59:54,613 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:59:54,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:59:54,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1482592924, now seen corresponding path program 1 times [2020-10-15 04:59:54,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:59:54,614 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1540587341] [2020-10-15 04:59:54,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:59:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:54,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:54,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:55,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:59,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:59,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-15 04:59:59,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 04:59:59,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-15 04:59:59,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:59,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:59,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:59:59,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:59:59,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 159 [2020-10-15 04:59:59,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:59,939 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 04:59:59,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:59:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:59,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:59:59,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:59:59,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:59:59,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:59:59,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:59:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:59:59,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:00,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 05:00:00,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:00,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 05:00:00,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:00,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:00,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:00,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:00,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 05:00:00,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:00,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 05:00:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:00,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:00,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 05:00:00,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:00,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 05:00:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:00,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:00,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 05:00:00,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:00,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 05:00:00,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:00,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:00,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:00,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:00,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 05:00:00,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:00,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 05:00:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:00,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:00,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:00:00,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:00,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 05:00:00,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:00,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:00,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:00,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:00,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 05:00:00,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:00,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 05:00:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:00,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:00,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 05:00:05,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-15 05:00:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 05:00:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:05,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 05:00:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:05,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 05:00:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:05,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 05:00:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 05:00:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:05,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 05:00:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-15 05:00:05,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 05:00:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:05,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 05:00:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 05:00:05,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 05:00:05,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 05:00:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:05,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:05,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 05:00:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 05:00:05,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:05,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 05:00:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:05,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:05,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 05:00:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 05:00:05,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:05,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 05:00:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 05:00:05,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:05,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 05:00:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:05,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:05,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-15 05:00:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:00:05,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 05:00:05,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 05:00:05,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-15 05:00:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:05,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 05:00:05,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:05,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:05,376 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 05:00:05,376 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1540587341] [2020-10-15 05:00:05,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 05:00:05,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 05:00:05,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086377752] [2020-10-15 05:00:05,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 05:00:05,378 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 05:00:05,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 05:00:05,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 05:00:05,378 INFO L87 Difference]: Start difference. First operand 3898 states and 5796 transitions. Second operand 8 states. [2020-10-15 05:00:05,648 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:00:05,779 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:00:05,959 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:00:09,618 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:00:10,329 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:00:20,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 05:00:20,703 INFO L93 Difference]: Finished difference Result 15875 states and 25233 transitions. [2020-10-15 05:00:20,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 05:00:20,709 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-15 05:00:20,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 05:00:20,791 INFO L225 Difference]: With dead ends: 15875 [2020-10-15 05:00:20,792 INFO L226 Difference]: Without dead ends: 12009 [2020-10-15 05:00:20,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 05:00:20,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12009 states. [2020-10-15 05:00:22,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12009 to 7762. [2020-10-15 05:00:22,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7762 states. [2020-10-15 05:00:22,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7762 states to 7762 states and 11566 transitions. [2020-10-15 05:00:22,784 INFO L78 Accepts]: Start accepts. Automaton has 7762 states and 11566 transitions. Word has length 255 [2020-10-15 05:00:22,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 05:00:22,785 INFO L479 AbstractCegarLoop]: Abstraction has 7762 states and 11566 transitions. [2020-10-15 05:00:22,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 05:00:22,785 INFO L276 IsEmpty]: Start isEmpty. Operand 7762 states and 11566 transitions. [2020-10-15 05:00:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-15 05:00:22,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 05:00:22,790 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:00:22,790 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 05:00:22,791 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 05:00:22,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 05:00:22,791 INFO L82 PathProgramCache]: Analyzing trace with hash -2141000965, now seen corresponding path program 1 times [2020-10-15 05:00:22,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 05:00:22,791 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [337964774] [2020-10-15 05:00:22,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 05:00:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:22,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:22,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:22,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:22,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:22,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:23,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:23,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:23,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:23,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:23,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:27,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:27,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-15 05:00:27,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 05:00:27,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 05:00:27,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:27,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:27,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 05:00:27,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 05:00:27,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-15 05:00:27,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:28,108 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 05:00:28,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 05:00:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:28,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:28,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 05:00:28,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:28,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 05:00:28,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:28,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:28,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:28,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:28,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 05:00:28,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:28,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 05:00:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:28,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:28,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 05:00:28,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:28,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 05:00:28,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:28,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:28,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 05:00:28,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:28,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 05:00:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:28,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:28,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 05:00:28,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:28,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:28,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:28,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:28,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:28,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:28,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 05:00:28,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:28,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 05:00:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:28,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:28,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 05:00:28,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:28,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 05:00:28,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:28,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:28,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:28,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:28,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 05:00:28,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:28,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 05:00:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:28,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:28,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 05:00:28,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:28,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 05:00:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:28,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:28,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:30,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 05:00:33,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 05:00:33,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 05:00:33,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:33,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-15 05:00:33,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 05:00:33,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 05:00:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:33,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 05:00:33,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 05:00:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 05:00:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 05:00:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 05:00:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 05:00:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 05:00:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 05:00:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 05:00:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:33,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 05:00:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:33,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 05:00:33,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 05:00:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:33,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:33,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:33,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 05:00:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:33,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:33,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:33,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 05:00:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:33,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 05:00:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:33,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:33,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:00:33,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-15 05:00:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:00:33,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 05:00:33,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 05:00:33,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-15 05:00:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:33,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:33,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:33,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 05:00:33,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:33,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:00:33,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:33,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:00:33,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 05:00:33,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:00:33,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:33,483 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 05:00:33,483 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [337964774] [2020-10-15 05:00:33,483 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 05:00:33,484 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 05:00:33,484 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572311770] [2020-10-15 05:00:33,484 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 05:00:33,485 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 05:00:33,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 05:00:33,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 05:00:33,485 INFO L87 Difference]: Start difference. First operand 7762 states and 11566 transitions. Second operand 8 states. [2020-10-15 05:00:33,747 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:00:33,895 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:00:34,087 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:00:37,175 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:00:37,695 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:00:47,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 05:00:47,695 INFO L93 Difference]: Finished difference Result 31467 states and 50495 transitions. [2020-10-15 05:00:47,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 05:00:47,696 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-15 05:00:47,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 05:00:47,802 INFO L225 Difference]: With dead ends: 31467 [2020-10-15 05:00:47,802 INFO L226 Difference]: Without dead ends: 23737 [2020-10-15 05:00:47,853 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 05:00:47,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23737 states. [2020-10-15 05:00:49,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23737 to 15458. [2020-10-15 05:00:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15458 states. [2020-10-15 05:00:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15458 states to 15458 states and 23096 transitions. [2020-10-15 05:00:49,876 INFO L78 Accepts]: Start accepts. Automaton has 15458 states and 23096 transitions. Word has length 255 [2020-10-15 05:00:49,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 05:00:49,877 INFO L479 AbstractCegarLoop]: Abstraction has 15458 states and 23096 transitions. [2020-10-15 05:00:49,877 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 05:00:49,877 INFO L276 IsEmpty]: Start isEmpty. Operand 15458 states and 23096 transitions. [2020-10-15 05:00:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-15 05:00:49,880 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 05:00:49,880 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:00:49,880 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 05:00:49,881 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 05:00:49,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 05:00:49,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1707207962, now seen corresponding path program 1 times [2020-10-15 05:00:49,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 05:00:49,881 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [279569753] [2020-10-15 05:00:49,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 05:00:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:49,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:50,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:52,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:54,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:54,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-15 05:00:54,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 05:00:54,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-15 05:00:54,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:54,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:54,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 05:00:54,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 05:00:54,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 203 [2020-10-15 05:00:54,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:55,189 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 05:00:55,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 05:00:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:55,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:55,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 05:00:55,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:55,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 05:00:55,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:55,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:55,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 05:00:55,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:55,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 05:00:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:55,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:55,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 05:00:55,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:55,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 05:00:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:55,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:55,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:55,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 05:00:55,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:55,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 05:00:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:55,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:55,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 05:00:55,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:55,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 05:00:55,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:55,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:55,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:55,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:55,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 05:00:55,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:55,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 05:00:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:55,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:00:55,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:00:55,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:00:55,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 05:00:55,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:00:55,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:00:55,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:00:55,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:00:55,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 05:00:55,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:00:55,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 05:00:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:00:55,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:55,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:00:57,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 05:01:00,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 05:01:00,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 05:01:00,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:00,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-15 05:01:00,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 05:01:00,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 05:01:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:01:00,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 05:01:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 05:01:00,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 05:01:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 05:01:00,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 05:01:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 05:01:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 05:01:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 05:01:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 05:01:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 05:01:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 05:01:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 05:01:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:01:00,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:00,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 05:01:00,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 05:01:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 05:01:00,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:00,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:01:00,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 05:01:00,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:00,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:01:00,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:00,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:00,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:01:00,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-15 05:01:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:01:00,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 05:01:00,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 05:01:00,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-15 05:01:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:00,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:00,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:00,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:00,549 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 05:01:00,550 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [279569753] [2020-10-15 05:01:00,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 05:01:00,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 05:01:00,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128248953] [2020-10-15 05:01:00,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 05:01:00,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 05:01:00,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 05:01:00,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 05:01:00,552 INFO L87 Difference]: Start difference. First operand 15458 states and 23096 transitions. Second operand 8 states. [2020-10-15 05:01:00,825 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:01:00,948 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:01:01,115 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:01:04,930 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:01:05,456 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:01:20,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 05:01:20,206 INFO L93 Difference]: Finished difference Result 62379 states and 101513 transitions. [2020-10-15 05:01:20,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 05:01:20,207 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-15 05:01:20,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 05:01:20,407 INFO L225 Difference]: With dead ends: 62379 [2020-10-15 05:01:20,408 INFO L226 Difference]: Without dead ends: 46953 [2020-10-15 05:01:20,500 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 05:01:20,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46953 states. [2020-10-15 05:01:26,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46953 to 30786. [2020-10-15 05:01:26,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30786 states. [2020-10-15 05:01:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30786 states to 30786 states and 46190 transitions. [2020-10-15 05:01:26,094 INFO L78 Accepts]: Start accepts. Automaton has 30786 states and 46190 transitions. Word has length 255 [2020-10-15 05:01:26,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 05:01:26,095 INFO L479 AbstractCegarLoop]: Abstraction has 30786 states and 46190 transitions. [2020-10-15 05:01:26,095 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 05:01:26,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30786 states and 46190 transitions. [2020-10-15 05:01:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-15 05:01:26,098 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 05:01:26,098 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:01:26,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 05:01:26,099 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 05:01:26,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 05:01:26,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1669761273, now seen corresponding path program 1 times [2020-10-15 05:01:26,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 05:01:26,099 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [966872301] [2020-10-15 05:01:26,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 05:01:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:26,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:26,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:28,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:31,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 311 [2020-10-15 05:01:31,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 05:01:31,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-15 05:01:31,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:31,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 05:01:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 05:01:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 214 [2020-10-15 05:01:31,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:31,401 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 05:01:31,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 05:01:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:31,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:31,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 05:01:31,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:31,590 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-15 05:01:31,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 05:01:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:31,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:31,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 05:01:31,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:31,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 05:01:31,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:31,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:31,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:31,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:31,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 05:01:31,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:31,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 05:01:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:31,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:31,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 05:01:31,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:31,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:31,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:31,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:31,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:31,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 05:01:31,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:31,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 05:01:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:31,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:31,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 05:01:31,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:31,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 05:01:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:31,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:31,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:01:31,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:31,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 05:01:31,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:31,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:31,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:31,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:31,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-15 05:01:31,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:31,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 05:01:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:31,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:31,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:33,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 162 [2020-10-15 05:01:36,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 05:01:36,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 05:01:36,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-15 05:01:36,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 05:01:36,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 05:01:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 05:01:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 05:01:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 05:01:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 05:01:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 05:01:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 05:01:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 05:01:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 05:01:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 05:01:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 05:01:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 05:01:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 05:01:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:01:36,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:36,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 05:01:36,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 05:01:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 05:01:36,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 05:01:36,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 05:01:36,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 05:01:36,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 05:01:36,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-15 05:01:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 05:01:36,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-15 05:01:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 05:01:36,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 05:01:36,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 05:01:36,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 05:01:36,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 05:01:36,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 05:01:36,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 05:01:36,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 05:01:36,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 05:01:36,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 05:01:36,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 05:01:36,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 05:01:36,888 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 05:01:36,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [966872301] [2020-10-15 05:01:36,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 05:01:36,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 05:01:36,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206914016] [2020-10-15 05:01:36,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 05:01:36,889 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 05:01:36,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 05:01:36,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 05:01:36,890 INFO L87 Difference]: Start difference. First operand 30786 states and 46190 transitions. Second operand 8 states. [2020-10-15 05:01:37,156 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:01:37,285 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:01:37,467 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 05:01:41,366 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-15 05:02:00,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 05:02:00,109 INFO L93 Difference]: Finished difference Result 123659 states and 205455 transitions. [2020-10-15 05:02:00,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 05:02:00,110 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 255 [2020-10-15 05:02:00,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 05:02:00,507 INFO L225 Difference]: With dead ends: 123659 [2020-10-15 05:02:00,508 INFO L226 Difference]: Without dead ends: 92905 [2020-10-15 05:02:00,709 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 05:02:01,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92905 states.