/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:03:49,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:03:49,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:03:49,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:03:49,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:03:49,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:03:49,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:03:49,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:03:49,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:03:49,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:03:49,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:03:49,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:03:49,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:03:49,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:03:49,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:03:49,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:03:49,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:03:49,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:03:49,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:03:49,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:03:49,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:03:49,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:03:49,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:03:49,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:03:49,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:03:49,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:03:49,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:03:49,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:03:49,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:03:49,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:03:49,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:03:49,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:03:49,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:03:49,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:03:49,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:03:49,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:03:49,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:03:49,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:03:49,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:03:49,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:03:49,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:03:49,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 06:03:49,667 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:03:49,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:03:49,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:03:49,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:03:49,669 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:03:49,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:03:49,670 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:03:49,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:03:49,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:03:49,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:03:49,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:03:49,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:03:49,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:03:49,671 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:03:49,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:03:49,671 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:03:49,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:03:49,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:03:49,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:03:49,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:03:49,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:03:49,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:03:49,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:03:49,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:03:49,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:03:49,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:03:49,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:03:49,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:03:49,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:03:49,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:03:50,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:03:50,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:03:50,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:03:50,058 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:03:50,059 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:03:50,060 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product25.cil.c [2020-10-14 06:03:50,123 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9e736cd0c/98f58ac26ccb4b6195f96f39ee3fc24a/FLAG9bd30428e [2020-10-14 06:03:50,760 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:03:50,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product25.cil.c [2020-10-14 06:03:50,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9e736cd0c/98f58ac26ccb4b6195f96f39ee3fc24a/FLAG9bd30428e [2020-10-14 06:03:50,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9e736cd0c/98f58ac26ccb4b6195f96f39ee3fc24a [2020-10-14 06:03:50,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:03:50,983 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:03:50,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:03:50,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:03:50,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:03:50,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:03:50" (1/1) ... [2020-10-14 06:03:50,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f504857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:50, skipping insertion in model container [2020-10-14 06:03:50,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:03:50" (1/1) ... [2020-10-14 06:03:51,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:03:51,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:03:51,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:03:51,834 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:03:52,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:03:52,078 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:03:52,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52 WrapperNode [2020-10-14 06:03:52,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:03:52,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:03:52,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:03:52,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:03:52,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... [2020-10-14 06:03:52,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... [2020-10-14 06:03:52,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... [2020-10-14 06:03:52,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... [2020-10-14 06:03:52,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... [2020-10-14 06:03:52,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... [2020-10-14 06:03:52,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... [2020-10-14 06:03:52,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:03:52,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:03:52,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:03:52,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:03:52,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:03:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:03:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:03:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:03:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:03:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:03:52,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:03:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:03:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:03:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:03:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-14 06:03:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-14 06:03:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-14 06:03:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-14 06:03:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-14 06:03:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-14 06:03:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-14 06:03:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-14 06:03:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:03:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:03:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:03:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:03:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:03:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-14 06:03:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-14 06:03:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-14 06:03:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-14 06:03:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-14 06:03:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-14 06:03:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-14 06:03:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-14 06:03:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:03:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-14 06:03:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-14 06:03:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-14 06:03:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:03:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-14 06:03:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:03:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:03:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:03:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-14 06:03:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-14 06:03:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:03:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-14 06:03:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-14 06:03:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-14 06:03:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-14 06:03:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-14 06:03:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-14 06:03:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-14 06:03:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-14 06:03:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-14 06:03:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-14 06:03:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-14 06:03:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-14 06:03:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-14 06:03:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-14 06:03:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-14 06:03:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-14 06:03:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-14 06:03:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-14 06:03:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-14 06:03:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-14 06:03:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-14 06:03:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-14 06:03:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-14 06:03:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:03:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-14 06:03:52,374 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-14 06:03:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-14 06:03:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-14 06:03:52,376 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-14 06:03:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-14 06:03:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-14 06:03:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:03:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:03:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:03:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:03:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:03:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:03:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:03:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:03:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:03:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:03:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:03:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:03:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:03:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:03:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:03:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:03:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:03:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:03:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:03:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-14 06:03:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-14 06:03:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-14 06:03:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-14 06:03:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-14 06:03:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-14 06:03:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-14 06:03:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-14 06:03:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:03:52,382 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:03:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:03:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:03:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:03:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-14 06:03:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-14 06:03:52,383 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-14 06:03:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-14 06:03:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-14 06:03:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-14 06:03:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-14 06:03:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-14 06:03:52,384 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-14 06:03:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:03:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-14 06:03:52,385 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-14 06:03:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-14 06:03:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:03:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-14 06:03:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-14 06:03:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-14 06:03:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-14 06:03:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-14 06:03:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:03:52,390 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-14 06:03:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:03:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:03:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:03:52,393 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:03:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-14 06:03:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-14 06:03:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-14 06:03:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:03:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-14 06:03:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-14 06:03:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-14 06:03:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-14 06:03:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-14 06:03:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-14 06:03:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-14 06:03:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-14 06:03:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-14 06:03:52,404 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-14 06:03:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-14 06:03:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-14 06:03:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-14 06:03:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-14 06:03:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-14 06:03:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-14 06:03:52,405 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-14 06:03:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-14 06:03:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-14 06:03:52,406 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-14 06:03:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-14 06:03:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-14 06:03:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-14 06:03:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-14 06:03:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:03:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:03:52,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:03:54,707 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:03:54,707 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-14 06:03:54,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:03:54 BoogieIcfgContainer [2020-10-14 06:03:54,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:03:54,719 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:03:54,719 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:03:54,723 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:03:54,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:03:50" (1/3) ... [2020-10-14 06:03:54,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647f9e88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:03:54, skipping insertion in model container [2020-10-14 06:03:54,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:03:52" (2/3) ... [2020-10-14 06:03:54,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647f9e88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:03:54, skipping insertion in model container [2020-10-14 06:03:54,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:03:54" (3/3) ... [2020-10-14 06:03:54,727 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product25.cil.c [2020-10-14 06:03:54,740 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:03:54,750 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:03:54,767 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:03:54,799 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:03:54,799 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:03:54,799 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:03:54,800 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:03:54,800 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:03:54,800 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:03:54,800 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:03:54,800 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:03:54,839 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states. [2020-10-14 06:03:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-14 06:03:54,860 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:03:54,862 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:03:54,862 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:03:54,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:03:54,870 INFO L82 PathProgramCache]: Analyzing trace with hash 9789385, now seen corresponding path program 1 times [2020-10-14 06:03:54,880 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:03:54,881 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [717451099] [2020-10-14 06:03:54,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:03:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:03:55,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:55,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:56,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:57,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:59,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:03:59,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:00,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:00,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:00,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 169 [2020-10-14 06:04:00,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:04:00,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-14 06:04:00,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:00,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:04:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-14 06:04:00,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:04:00,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:04:01,532 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:04:01,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:04:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:01,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:01,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:01,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:01,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:01,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-14 06:04:01,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:01,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:01,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:01,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:01,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:01,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:01,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:01,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:01,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:01,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:01,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:01,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:01,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:01,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:01,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:01,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:04:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:01,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:01,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:01,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:01,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:01,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:01,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:01,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:01,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:01,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:01,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:01,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:01,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:04:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:01,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:01,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:01,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:01,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:01,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:01,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:01,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:01,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:01,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:01,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:01,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:01,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:04:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:01,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:01,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:01,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:01,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:01,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:01,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:01,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:01,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:01,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:01,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:01,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:01,816 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:04:01,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:04:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:01,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:01,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:01,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:04:01,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:01,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 06:04:01,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:01,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:01,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:01,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:01,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:01,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,008 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-14 06:04:02,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:02,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 06:04:02,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:04:02,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:04:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:04:02,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:04:02,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 436 [2020-10-14 06:04:02,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:02,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:02,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:04:02,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:04:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:04:02,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 06:04:02,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:04:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:02,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:04:02,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 06:04:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:04:02,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:04:02,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:02,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:02,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:02,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:02,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:04:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:04:02,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 06:04:02,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:04:02,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 06:04:02,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:02,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:02,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 06:04:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:04:02,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:04:02,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:04:02,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 06:04:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:04:02,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:04:02,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:04:02,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:02,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 06:04:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:02,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:02,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:02,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:02,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:02,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:04:02,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:02,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:04:02,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:02,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:04:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:04:02,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [717451099] [2020-10-14 06:04:02,796 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:04:02,797 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 06:04:02,798 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15332676] [2020-10-14 06:04:02,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 06:04:02,805 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:04:02,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 06:04:02,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:04:02,827 INFO L87 Difference]: Start difference. First operand 778 states. Second operand 11 states. [2020-10-14 06:04:07,623 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:04:07,860 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-14 06:04:08,026 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-14 06:04:10,734 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-14 06:04:13,773 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:04:27,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:04:27,291 INFO L93 Difference]: Finished difference Result 1596 states and 2816 transitions. [2020-10-14 06:04:27,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 06:04:27,293 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 115 [2020-10-14 06:04:27,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:04:27,334 INFO L225 Difference]: With dead ends: 1596 [2020-10-14 06:04:27,334 INFO L226 Difference]: Without dead ends: 974 [2020-10-14 06:04:27,349 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2020-10-14 06:04:27,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2020-10-14 06:04:27,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 621. [2020-10-14 06:04:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 621 states. [2020-10-14 06:04:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 994 transitions. [2020-10-14 06:04:27,657 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 994 transitions. Word has length 115 [2020-10-14 06:04:27,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:04:27,658 INFO L479 AbstractCegarLoop]: Abstraction has 621 states and 994 transitions. [2020-10-14 06:04:27,658 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 06:04:27,659 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 994 transitions. [2020-10-14 06:04:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-14 06:04:27,666 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:04:27,667 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:04:27,667 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:04:27,667 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:04:27,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:04:27,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1504726903, now seen corresponding path program 1 times [2020-10-14 06:04:27,668 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:04:27,668 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1632822637] [2020-10-14 06:04:27,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:04:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:27,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:27,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:28,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:28,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:29,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:30,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:30,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:32,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:32,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 178 [2020-10-14 06:04:32,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 06:04:32,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-14 06:04:32,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:32,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 06:04:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-14 06:04:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-14 06:04:32,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:33,597 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:04:33,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:04:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:33,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:33,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:33,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:33,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:33,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 06:04:33,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:33,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:33,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:33,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:33,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:33,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:33,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:33,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:33,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:33,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:33,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:33,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:33,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:33,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:33,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:33,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:33,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:33,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:33,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:04:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:33,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:33,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:33,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:33,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:33,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:33,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:33,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:33,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:33,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:33,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:33,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:33,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:04:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:33,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:33,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:33,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:33,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:33,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:33,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:33,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:33,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:33,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:33,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:33,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:04:33,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:04:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:33,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:33,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:33,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:04:33,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:33,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:04:33,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:33,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:33,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:33,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:33,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:33,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:33,834 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:04:33,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:04:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:33,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:33,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:33,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:04:33,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:33,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 06:04:33,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:33,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:33,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:04:33,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:33,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:04:33,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:33,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:33,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:34,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 06:04:34,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:04:34,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:04:34,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:04:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:04:34,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:04:34,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 315 [2020-10-14 06:04:34,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:04:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 06:04:34,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:34,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:34,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:34,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:04:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:04:34,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:04:34,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:04:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:34,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:34,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 06:04:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:04:34,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:04:34,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 06:04:34,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:04:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 06:04:34,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:34,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:34,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:04:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:34,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:34,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:04:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-14 06:04:34,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:04:34,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 06:04:34,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:04:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 06:04:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 06:04:34,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:04:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:34,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:04:34,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:04:34,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:04:34,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-14 06:04:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:04:34,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:04:34,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:04:34,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:04:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:04:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:04:34,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 06:04:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:04:34,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:34,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 06:04:34,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 06:04:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:04:34,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:04:34,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:04:34,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 06:04:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:04:34,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:04:34,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:04:34,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:04:34,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:04:34,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:04:34,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:04:34,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:04:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:04:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:04:34,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:04:34,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:04:34,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:04:34,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1632822637] [2020-10-14 06:04:34,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:04:34,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 06:04:34,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681018731] [2020-10-14 06:04:34,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 06:04:34,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:04:34,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 06:04:34,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-14 06:04:34,720 INFO L87 Difference]: Start difference. First operand 621 states and 994 transitions. Second operand 12 states. [2020-10-14 06:04:36,079 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-14 06:04:37,082 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-14 06:04:38,362 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-14 06:04:39,602 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:04:40,335 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-14 06:04:41,109 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-14 06:04:44,163 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:04:46,169 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-14 06:04:47,322 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:04:47,996 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:04:48,297 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-14 06:04:49,195 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-14 06:04:51,288 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:04:52,177 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-14 06:04:55,617 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:04:57,572 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-14 06:04:57,811 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:05:12,836 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:05:28,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:05:28,690 INFO L93 Difference]: Finished difference Result 3283 states and 5937 transitions. [2020-10-14 06:05:28,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-14 06:05:28,691 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 122 [2020-10-14 06:05:28,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:05:28,720 INFO L225 Difference]: With dead ends: 3283 [2020-10-14 06:05:28,720 INFO L226 Difference]: Without dead ends: 2696 [2020-10-14 06:05:28,729 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=613, Invalid=1937, Unknown=0, NotChecked=0, Total=2550 [2020-10-14 06:05:28,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2696 states. [2020-10-14 06:05:29,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2696 to 1709. [2020-10-14 06:05:29,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1709 states. [2020-10-14 06:05:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1709 states and 2737 transitions. [2020-10-14 06:05:29,142 INFO L78 Accepts]: Start accepts. Automaton has 1709 states and 2737 transitions. Word has length 122 [2020-10-14 06:05:29,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:05:29,143 INFO L479 AbstractCegarLoop]: Abstraction has 1709 states and 2737 transitions. [2020-10-14 06:05:29,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 06:05:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2737 transitions. [2020-10-14 06:05:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-10-14 06:05:29,150 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:05:29,150 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:05:29,151 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:05:29,151 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:05:29,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:05:29,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1387401252, now seen corresponding path program 1 times [2020-10-14 06:05:29,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:05:29,152 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [606399055] [2020-10-14 06:05:29,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:05:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:29,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:29,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:29,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:29,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:30,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:33,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:33,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:34,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:34,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:34,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-14 06:05:34,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 06:05:34,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-10-14 06:05:34,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:34,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:34,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 06:05:34,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-14 06:05:34,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-14 06:05:34,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:34,991 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:05:34,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:05:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:35,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 06:05:35,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:05:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:35,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:35,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:05:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:35,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:35,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:35,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:05:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:35,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:05:35,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:05:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:05:35,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:05:35,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,249 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:05:35,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:05:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:05:35,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 06:05:35,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:35,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:35,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 06:05:35,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:35,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:05:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:05:35,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:05:35,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 215 [2020-10-14 06:05:35,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:35,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:35,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:35,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:05:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:05:35,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:05:35,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:35,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:05:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:35,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:35,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:35,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:35,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 06:05:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:05:35,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 06:05:35,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:05:35,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 06:05:35,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:05:35,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:35,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:35,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 06:05:35,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:05:35,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:05:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:35,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:05:35,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:05:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:05:35,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:05:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-14 06:05:35,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:05:35,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 06:05:35,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:05:35,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 06:05:35,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 06:05:35,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:35,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:05:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:35,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:35,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:35,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 06:05:35,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:35,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:05:35,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:35,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:05:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 06:05:35,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:36,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:05:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:36,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:36,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:36,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:36,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:05:36,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:05:36,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:05:36,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:36,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:36,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:05:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 06:05:36,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:36,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 06:05:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:36,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:36,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:36,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:05:36,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:36,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:05:36,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:36,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:36,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:36,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 06:05:36,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:36,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:36,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:05:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:36,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:36,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:36,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:36,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:36,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:05:36,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:36,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:36,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:36,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:05:36,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:36,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:36,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 06:05:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:36,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:36,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:36,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:36,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:05:36,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:05:36,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:05:36,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:36,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:36,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:36,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:05:36,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:36,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:36,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-14 06:05:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:05:36,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:05:36,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:05:36,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:05:36,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:05:36,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:05:36,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:05:36,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:05:36,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:05:36,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:05:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:05:36,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:05:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:05:36,222 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [606399055] [2020-10-14 06:05:36,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:05:36,223 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-14 06:05:36,223 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762693619] [2020-10-14 06:05:36,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 06:05:36,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:05:36,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 06:05:36,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-14 06:05:36,225 INFO L87 Difference]: Start difference. First operand 1709 states and 2737 transitions. Second operand 15 states. [2020-10-14 06:05:38,012 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:05:39,714 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:05:40,402 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-10-14 06:05:40,590 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-14 06:05:41,819 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-14 06:05:42,536 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:05:43,504 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-14 06:05:46,993 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-14 06:05:48,510 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-14 06:05:48,691 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-14 06:05:48,862 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-14 06:05:49,864 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-14 06:05:51,142 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:05:51,883 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-14 06:05:52,630 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:05:52,921 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-14 06:05:55,901 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-14 06:05:58,026 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-14 06:05:59,912 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-14 06:06:04,970 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:06:05,264 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-14 06:06:17,708 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-14 06:06:18,077 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 151 [2020-10-14 06:06:18,418 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2020-10-14 06:06:21,753 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-14 06:06:25,078 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:06:40,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:06:40,790 INFO L93 Difference]: Finished difference Result 6982 states and 12681 transitions. [2020-10-14 06:06:40,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-10-14 06:06:40,791 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 128 [2020-10-14 06:06:40,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:06:40,838 INFO L225 Difference]: With dead ends: 6982 [2020-10-14 06:06:40,839 INFO L226 Difference]: Without dead ends: 5307 [2020-10-14 06:06:40,858 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1309 ImplicationChecksByTransitivity, 14.4s TimeCoverageRelationStatistics Valid=822, Invalid=3210, Unknown=0, NotChecked=0, Total=4032 [2020-10-14 06:06:40,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5307 states. [2020-10-14 06:06:41,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5307 to 3317. [2020-10-14 06:06:41,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3317 states. [2020-10-14 06:06:41,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 3317 states and 5322 transitions. [2020-10-14 06:06:41,643 INFO L78 Accepts]: Start accepts. Automaton has 3317 states and 5322 transitions. Word has length 128 [2020-10-14 06:06:41,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:06:41,646 INFO L479 AbstractCegarLoop]: Abstraction has 3317 states and 5322 transitions. [2020-10-14 06:06:41,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 06:06:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 5322 transitions. [2020-10-14 06:06:41,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-14 06:06:41,651 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:06:41,651 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:06:41,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:06:41,652 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:06:41,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:06:41,653 INFO L82 PathProgramCache]: Analyzing trace with hash -2395705, now seen corresponding path program 1 times [2020-10-14 06:06:41,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:06:41,653 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1137452130] [2020-10-14 06:06:41,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:06:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:41,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:41,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:42,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:42,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:42,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:43,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:46,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:46,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-14 06:06:46,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 06:06:46,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-14 06:06:46,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:46,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:46,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 06:06:46,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-14 06:06:46,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-14 06:06:46,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:47,823 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-14 06:06:47,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:06:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:47,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:47,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:47,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:47,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:47,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 06:06:47,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:47,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:47,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:47,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:47,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:47,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:47,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:06:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:47,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:47,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:47,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:06:47,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:47,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:47,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:47,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:47,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:47,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:47,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:47,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:06:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:47,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:47,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:47,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:06:47,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:47,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:47,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:47,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:47,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:47,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:47,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:47,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:47,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:06:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:47,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:47,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:47,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:47,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:47,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:47,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:47,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:47,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:47,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:47,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:47,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:47,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:06:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:47,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:47,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:47,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:06:47,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:47,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:47,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:47,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:47,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:47,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:47,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:47,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:48,158 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-14 06:06:48,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 06:06:48,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:06:48,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 06:06:48,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:06:48,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:06:48,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:48,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:48,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 06:06:48,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:06:48,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:06:48,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 06:06:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-14 06:06:48,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:06:48,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 259 [2020-10-14 06:06:48,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:06:48,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-14 06:06:48,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:06:48,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:48,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-14 06:06:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:06:48,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 06:06:48,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:48,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 06:06:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:06:48,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:48,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:48,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 06:06:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:06:48,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:06:48,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:06:48,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 06:06:48,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:48,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:48,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:06:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:48,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:48,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 06:06:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-14 06:06:48,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 06:06:48,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 06:06:48,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:06:48,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 06:06:48,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 06:06:48,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 06:06:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:06:48,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:48,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 06:06:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 06:06:48,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:06:48,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:06:48,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 06:06:48,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:48,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 06:06:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 06:06:48,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:06:48,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 06:06:48,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:48,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:06:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:48,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:06:48,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:06:48,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:06:48,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 06:06:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 06:06:48,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:06:48,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:06:48,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 06:06:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 06:06:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:06:48,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:06:48,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:06:48,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:06:48,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:06:48,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:06:48,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:06:48,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:06:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:06:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:06:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:06:48,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:06:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 06:06:48,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1137452130] [2020-10-14 06:06:48,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:06:48,947 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-14 06:06:48,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214357670] [2020-10-14 06:06:48,948 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 06:06:48,948 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:06:48,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 06:06:48,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-14 06:06:48,949 INFO L87 Difference]: Start difference. First operand 3317 states and 5322 transitions. Second operand 13 states. [2020-10-14 06:06:50,433 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:06:51,434 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2020-10-14 06:06:52,631 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-14 06:06:53,524 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-14 06:06:54,276 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:06:55,026 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-14 06:06:59,092 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-14 06:07:00,966 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-14 06:07:01,651 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:07:02,989 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-14 06:07:03,774 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-14 06:07:04,611 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-14 06:07:05,856 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-14 06:07:10,088 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:07:11,290 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 383 [2020-10-14 06:07:11,998 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2020-10-14 06:07:12,753 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:07:14,783 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-14 06:07:18,889 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-14 06:07:21,773 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-14 06:07:22,044 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 151