/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:39:24,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:39:24,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:39:24,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:39:24,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:39:24,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:39:24,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:39:24,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:39:24,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:39:24,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:39:24,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:39:24,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:39:24,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:39:24,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:39:24,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:39:24,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:39:24,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:39:24,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:39:24,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:39:24,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:39:24,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:39:24,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:39:24,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:39:24,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:39:24,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:39:24,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:39:24,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:39:24,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:39:24,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:39:24,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:39:24,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:39:24,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:39:24,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:39:24,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:39:24,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:39:24,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:39:24,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:39:24,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:39:24,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:39:24,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:39:24,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:39:24,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 00:39:24,130 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:39:24,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:39:24,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:39:24,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:39:24,132 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:39:24,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:39:24,132 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:39:24,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:39:24,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:39:24,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:39:24,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:39:24,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:39:24,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:39:24,134 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:39:24,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:39:24,134 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:39:24,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:39:24,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:39:24,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:39:24,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:39:24,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:39:24,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:39:24,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:39:24,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:39:24,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:39:24,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:39:24,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:39:24,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:39:24,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:39:24,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:39:24,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:39:24,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:39:24,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:39:24,455 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:39:24,456 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:39:24,457 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_productSimulator.cil.c [2020-10-15 00:39:24,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c99884442/12e2a043f4be4af6926d6dc1bad04efd/FLAGdc5301e54 [2020-10-15 00:39:25,194 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:39:25,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_productSimulator.cil.c [2020-10-15 00:39:25,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c99884442/12e2a043f4be4af6926d6dc1bad04efd/FLAGdc5301e54 [2020-10-15 00:39:25,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c99884442/12e2a043f4be4af6926d6dc1bad04efd [2020-10-15 00:39:25,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:39:25,381 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:39:25,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:39:25,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:39:25,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:39:25,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:39:25" (1/1) ... [2020-10-15 00:39:25,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726a206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:25, skipping insertion in model container [2020-10-15 00:39:25,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:39:25" (1/1) ... [2020-10-15 00:39:25,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:39:25,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:39:26,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:39:26,184 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:39:26,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:39:26,519 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:39:26,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26 WrapperNode [2020-10-15 00:39:26,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:39:26,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:39:26,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:39:26,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:39:26,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... [2020-10-15 00:39:26,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... [2020-10-15 00:39:26,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... [2020-10-15 00:39:26,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... [2020-10-15 00:39:26,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... [2020-10-15 00:39:26,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... [2020-10-15 00:39:26,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... [2020-10-15 00:39:26,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:39:26,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:39:26,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:39:26,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:39:26,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:39:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:39:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:39:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:39:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:39:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:39:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:39:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:39:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:39:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:39:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:39:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:39:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:39:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:39:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:39:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:39:26,836 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:39:26,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:39:26,836 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:39:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:39:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:39:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:39:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:39:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__before__overloaded [2020-10-15 00:39:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked__role__overloaded [2020-10-15 00:39:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:39:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__before__weight [2020-10-15 00:39:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__role__weight [2020-10-15 00:39:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:39:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__weight [2020-10-15 00:39:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__weight [2020-10-15 00:39:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__before__empty [2020-10-15 00:39:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__role__empty [2020-10-15 00:39:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:39:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:39:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:39:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:39:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:39:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:39:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:39:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:39:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:39:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:39:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-15 00:39:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-15 00:39:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__before__executivefloor [2020-10-15 00:39:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__role__executivefloor [2020-10-15 00:39:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:39:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:39:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:39:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-15 00:39:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-15 00:39:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-15 00:39:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-15 00:39:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:39:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:39:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:39:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__before__overloaded [2020-10-15 00:39:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__role__overloaded [2020-10-15 00:39:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:39:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__before__overloaded [2020-10-15 00:39:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__role__overloaded [2020-10-15 00:39:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:39:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:39:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-15 00:39:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-15 00:39:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:39:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:39:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:39:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:39:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:39:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:39:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:39:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:39:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:39:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:39:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:39:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:39:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:39:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:39:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:39:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:39:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:39:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:39:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-15 00:39:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-15 00:39:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:39:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:39:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:39:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:39:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:39:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:39:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:39:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:39:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:39:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:39:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:39:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:39:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:39:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:39:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:39:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:39:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:39:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:39:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:39:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:39:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:39:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:39:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:39:26,858 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:39:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:39:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:39:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:39:26,862 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:39:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:39:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:39:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:39:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:39:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:39:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:39:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:39:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-15 00:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-15 00:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__before__overloaded [2020-10-15 00:39:26,865 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked__role__overloaded [2020-10-15 00:39:26,866 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__before__weight [2020-10-15 00:39:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__role__weight [2020-10-15 00:39:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__weight [2020-10-15 00:39:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__weight [2020-10-15 00:39:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__before__empty [2020-10-15 00:39:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__role__empty [2020-10-15 00:39:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:39:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:39:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:39:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:39:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:39:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__twothirdsfull [2020-10-15 00:39:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__twothirdsfull [2020-10-15 00:39:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__before__executivefloor [2020-10-15 00:39:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__role__executivefloor [2020-10-15 00:39:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:39:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:39:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__twothirdsfull [2020-10-15 00:39:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__twothirdsfull [2020-10-15 00:39:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__before__executivefloor [2020-10-15 00:39:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__role__executivefloor [2020-10-15 00:39:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:39:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:39:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:39:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__before__overloaded [2020-10-15 00:39:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__role__overloaded [2020-10-15 00:39:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-15 00:39:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-15 00:39:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure printState__before__overloaded [2020-10-15 00:39:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure printState__role__overloaded [2020-10-15 00:39:26,877 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:39:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:39:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:39:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:39:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:39:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:39:26,878 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:39:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:39:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:39:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:39:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:39:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:39:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:39:26,879 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:39:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:39:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:39:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:39:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:39:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:39:26,880 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:39:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:39:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:39:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:39:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:39:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:39:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:39:26,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:39:29,604 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:39:29,604 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:39:29,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:39:29 BoogieIcfgContainer [2020-10-15 00:39:29,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:39:29,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:39:29,627 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:39:29,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:39:29,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:39:25" (1/3) ... [2020-10-15 00:39:29,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc705d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:39:29, skipping insertion in model container [2020-10-15 00:39:29,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:39:26" (2/3) ... [2020-10-15 00:39:29,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc705d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:39:29, skipping insertion in model container [2020-10-15 00:39:29,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:39:29" (3/3) ... [2020-10-15 00:39:29,637 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_productSimulator.cil.c [2020-10-15 00:39:29,650 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:39:29,665 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:39:29,685 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:39:29,729 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:39:29,729 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:39:29,729 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:39:29,729 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:39:29,729 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:39:29,729 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:39:29,730 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:39:29,730 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:39:29,788 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states. [2020-10-15 00:39:29,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-15 00:39:29,819 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:39:29,820 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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] [2020-10-15 00:39:29,821 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:39:29,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:39:29,828 INFO L82 PathProgramCache]: Analyzing trace with hash -895643454, now seen corresponding path program 1 times [2020-10-15 00:39:29,838 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:39:29,839 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [312705566] [2020-10-15 00:39:29,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:39:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:30,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:30,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:31,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:32,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:35,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:35,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-15 00:39:35,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:39:35,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 00:39:35,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:35,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:35,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:39:35,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 00:39:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 00:39:35,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 00:39:36,728 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:39:36,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:39:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:36,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 00:39:36,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:39:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:36,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:36,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:39:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:39:36,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:39:36,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:36,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:39:36,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:39:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:36,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:36,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:39:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:36,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:36,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 00:39:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:36,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:36,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:39:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:36,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:36,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 00:39:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:39:36,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:39:36,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:36,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 00:39:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:36,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:36,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:36,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:39:36,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:36,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:36,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:36,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:36,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:36,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:36,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:36,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,135 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-15 00:39:37,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-15 00:39:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:39:37,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 00:39:37,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:39:37,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,326 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-15 00:39:37,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:37,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 00:39:37,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:39:37,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 00:39:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:39:37,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:39:37,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 388 [2020-10-15 00:39:37,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:39:37,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:39:37,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:39:37,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:37,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:37,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:37,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:39:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:39:37,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:39:37,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:37,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:37,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:39:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:39:37,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:37,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:37,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:37,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 00:39:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 00:39:37,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 00:39:37,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:39:37,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 00:39:37,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:39:37,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:39:37,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:37,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:37,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:37,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:37,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:37,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:39:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:37,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:37,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:37,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:37,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:37,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:39:37,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:37,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:37,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:39:37,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:37,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:39:37,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:38,192 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:39:38,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 00:39:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:38,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:38,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:38,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:39:38,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:38,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:39:38,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:38,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:38,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:38,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 00:39:38,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:38,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:38,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:39:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:38,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:38,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:38,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:38,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:38,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:38,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:38,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:38,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:38,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:39:38,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:38,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:38,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 00:39:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:39:38,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:39:38,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:39:38,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:39:38,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:39:38,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:39:38,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:39:38,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:39:38,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:39:38,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:39:38,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:39:38,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:39:38,322 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-15 00:39:38,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [312705566] [2020-10-15 00:39:38,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:39:38,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 00:39:38,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591141583] [2020-10-15 00:39:38,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 00:39:38,333 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:39:38,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 00:39:38,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-10-15 00:39:38,353 INFO L87 Difference]: Start difference. First operand 949 states. Second operand 15 states. [2020-10-15 00:39:40,222 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:39:40,511 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:39:40,823 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-15 00:39:41,465 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-15 00:39:42,026 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:39:43,036 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:39:44,958 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:39:46,133 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:39:46,460 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-15 00:39:46,782 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-15 00:39:47,734 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 00:39:48,211 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-15 00:39:52,508 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:39:53,010 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:39:54,725 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:39:54,975 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:39:56,452 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:39:57,488 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:39:57,715 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:39:58,418 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:39:58,700 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-15 00:39:59,785 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-15 00:40:00,062 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-15 00:40:01,111 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 00:40:01,541 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-15 00:40:02,123 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:40:02,409 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:40:02,895 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:40:03,228 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:41:11,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:41:11,010 INFO L93 Difference]: Finished difference Result 3997 states and 7143 transitions. [2020-10-15 00:41:11,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-15 00:41:11,012 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 127 [2020-10-15 00:41:11,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:41:11,127 INFO L225 Difference]: With dead ends: 3997 [2020-10-15 00:41:11,127 INFO L226 Difference]: Without dead ends: 3209 [2020-10-15 00:41:11,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 971 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=671, Invalid=2409, Unknown=0, NotChecked=0, Total=3080 [2020-10-15 00:41:11,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3209 states. [2020-10-15 00:41:11,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3209 to 2627. [2020-10-15 00:41:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2627 states. [2020-10-15 00:41:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 2627 states and 4402 transitions. [2020-10-15 00:41:11,964 INFO L78 Accepts]: Start accepts. Automaton has 2627 states and 4402 transitions. Word has length 127 [2020-10-15 00:41:11,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:41:11,965 INFO L479 AbstractCegarLoop]: Abstraction has 2627 states and 4402 transitions. [2020-10-15 00:41:11,965 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 00:41:11,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 4402 transitions. [2020-10-15 00:41:11,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-15 00:41:11,972 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:41:11,972 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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] [2020-10-15 00:41:11,973 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:41:11,973 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:41:11,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:41:11,973 INFO L82 PathProgramCache]: Analyzing trace with hash -640379454, now seen corresponding path program 1 times [2020-10-15 00:41:11,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:41:11,974 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1707325557] [2020-10-15 00:41:11,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:41:12,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:12,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:12,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:12,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:13,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:15,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:16,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:17,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:17,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-15 00:41:17,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:41:17,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5171 [2020-10-15 00:41:17,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:17,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:17,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-15 00:41:17,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 00:41:17,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 00:41:17,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:18,307 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:41:18,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:41:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-15 00:41:18,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:41:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:41:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:41:18,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:41:18,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:18,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:41:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:41:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:41:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 00:41:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:41:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 00:41:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:41:18,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 00:41:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:41:18,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:18,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:18,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,682 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-15 00:41:18,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-15 00:41:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:41:18,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 00:41:18,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:41:18,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:41:18,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:18,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:41:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:18,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:18,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:18,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:41:18,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:18,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:18,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:41:18,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:18,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:41:18,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:18,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 00:41:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:18,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:18,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:41:19,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:41:19,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 267 [2020-10-15 00:41:19,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:41:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:41:19,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:19,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:41:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:41:19,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:19,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:19,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:19,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:19,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:41:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:41:19,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:41:19,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:19,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:19,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:19,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:41:19,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:41:19,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:19,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:19,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:19,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:19,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:19,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 00:41:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 00:41:19,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:41:19,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-15 00:41:19,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:41:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 00:41:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 00:41:19,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:19,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:41:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:19,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:41:19,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:41:19,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:19,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:41:19,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:19,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:41:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:19,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:41:19,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:41:19,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:19,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:41:19,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:19,638 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:41:19,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 00:41:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:41:19,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:41:19,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:19,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 00:41:19,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:19,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:19,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:41:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:19,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:19,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:19,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:41:19,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:19,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:41:19,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 00:41:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:41:19,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:41:19,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:41:19,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:41:19,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:41:19,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:41:19,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:41:19,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:41:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:41:19,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:41:19,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:41:19,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:41:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-15 00:41:19,733 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1707325557] [2020-10-15 00:41:19,733 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:41:19,733 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-15 00:41:19,734 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841632220] [2020-10-15 00:41:19,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 00:41:19,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:41:19,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 00:41:19,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-15 00:41:19,736 INFO L87 Difference]: Start difference. First operand 2627 states and 4402 transitions. Second operand 15 states. [2020-10-15 00:41:21,263 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-15 00:41:21,550 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-15 00:41:21,895 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-15 00:41:22,534 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-15 00:41:23,011 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:41:24,083 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:41:25,906 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:41:26,991 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:41:27,512 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2020-10-15 00:41:28,024 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 179 [2020-10-15 00:41:28,856 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-15 00:41:29,268 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-15 00:41:33,834 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-15 00:41:34,329 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:41:35,236 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-15 00:41:36,279 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-15 00:41:36,579 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2020-10-15 00:41:38,259 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-15 00:41:38,672 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:41:46,398 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:41:47,363 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:41:48,094 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-15 00:41:49,139 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:41:49,480 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-15 00:41:49,794 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2020-10-15 00:41:54,983 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:41:55,343 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:42:25,755 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:42:50,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:42:50,307 INFO L93 Difference]: Finished difference Result 9758 states and 17430 transitions. [2020-10-15 00:42:50,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-15 00:42:50,308 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 127 [2020-10-15 00:42:50,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:42:50,393 INFO L225 Difference]: With dead ends: 9758 [2020-10-15 00:42:50,393 INFO L226 Difference]: Without dead ends: 7186 [2020-10-15 00:42:50,422 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 943 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=670, Invalid=2300, Unknown=0, NotChecked=0, Total=2970 [2020-10-15 00:42:50,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7186 states. [2020-10-15 00:42:51,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7186 to 5727. [2020-10-15 00:42:51,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5727 states. [2020-10-15 00:42:51,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5727 states to 5727 states and 9605 transitions. [2020-10-15 00:42:51,881 INFO L78 Accepts]: Start accepts. Automaton has 5727 states and 9605 transitions. Word has length 127 [2020-10-15 00:42:51,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:42:51,882 INFO L479 AbstractCegarLoop]: Abstraction has 5727 states and 9605 transitions. [2020-10-15 00:42:51,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 00:42:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 5727 states and 9605 transitions. [2020-10-15 00:42:51,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-15 00:42:51,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:42:51,885 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 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] [2020-10-15 00:42:51,885 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:42:51,885 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:42:51,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:42:51,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1628672065, now seen corresponding path program 1 times [2020-10-15 00:42:51,886 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:42:51,886 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1729746562] [2020-10-15 00:42:51,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:42:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:52,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:52,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:52,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:53,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:54,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:56,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:56,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 192 [2020-10-15 00:42:56,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:42:56,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-15 00:42:56,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:56,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:56,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 00:42:56,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:42:56,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 168 [2020-10-15 00:42:56,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:58,022 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:42:58,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:42:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-15 00:42:58,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:58,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:42:58,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:58,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:42:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:42:58,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:42:58,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:58,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 00:42:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:42:58,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 00:42:58,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:58,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 00:42:58,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:58,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:42:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:42:58,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:58,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:58,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:58,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:42:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:42:58,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:58,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:58,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:58,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-15 00:42:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:42:58,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:58,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:58,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:58,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 00:42:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:42:58,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:58,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:58,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:42:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:42:58,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:58,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:58,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:58,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 00:42:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:42:58,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:42:58,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:58,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:42:58,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:58,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 00:42:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:42:58,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:42:58,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:42:58,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:58,606 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-15 00:42:58,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-15 00:42:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 00:42:58,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 00:42:58,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:58,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:42:58,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:58,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:42:58,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:58,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:58,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:58,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:42:58,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:58,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:58,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:58,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:58,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:58,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:58,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 00:42:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:58,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:58,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:42:59,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:42:59,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 262 [2020-10-15 00:42:59,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:59,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:42:59,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:59,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:42:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:42:59,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:42:59,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:59,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:42:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:42:59,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:42:59,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:59,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:59,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:59,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:42:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:42:59,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:42:59,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:59,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:59,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:59,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-15 00:42:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:42:59,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 00:42:59,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:59,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 00:42:59,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:59,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:42:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:59,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:42:59,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:59,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:59,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:59,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:42:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:59,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:42:59,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:59,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:59,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:59,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:42:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:42:59,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:42:59,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:59,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:59,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:59,429 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:42:59,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-15 00:42:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:42:59,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 00:42:59,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:42:59,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:42:59,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 00:42:59,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:59,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:42:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:59,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:42:59,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:42:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:42:59,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:42:59,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:42:59,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-15 00:42:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:42:59,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:42:59,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:42:59,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:42:59,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:42:59,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:42:59,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:42:59,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:42:59,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:42:59,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:42:59,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:42:59,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:42:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-15 00:42:59,638 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1729746562] [2020-10-15 00:42:59,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:42:59,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 00:42:59,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128311287] [2020-10-15 00:42:59,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 00:42:59,640 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:42:59,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 00:42:59,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-15 00:42:59,641 INFO L87 Difference]: Start difference. First operand 5727 states and 9605 transitions. Second operand 13 states. [2020-10-15 00:43:01,115 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:43:01,403 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-15 00:43:01,674 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-15 00:43:02,190 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-15 00:43:02,569 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-15 00:43:03,998 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-15 00:43:04,669 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-10-15 00:43:08,774 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-15 00:43:11,633 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:43:13,075 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 133