/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:19:46,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:19:46,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:19:46,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:19:46,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:19:46,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:19:46,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:19:46,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:19:46,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:19:46,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:19:46,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:19:46,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:19:46,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:19:46,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:19:46,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:19:46,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:19:46,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:19:47,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:19:47,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:19:47,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:19:47,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:19:47,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:19:47,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:19:47,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:19:47,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:19:47,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:19:47,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:19:47,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:19:47,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:19:47,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:19:47,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:19:47,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:19:47,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:19:47,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:19:47,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:19:47,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:19:47,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:19:47,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:19:47,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:19:47,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:19:47,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:19:47,019 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:19:47,041 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:19:47,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:19:47,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:19:47,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:19:47,043 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:19:47,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:19:47,043 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:19:47,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:19:47,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:19:47,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:19:47,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:19:47,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:19:47,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:19:47,045 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:19:47,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:19:47,045 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:19:47,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:19:47,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:19:47,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:19:47,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:19:47,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:19:47,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:19:47,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:19:47,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:19:47,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:19:47,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:19:47,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:19:47,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:19:47,047 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:19:47,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:19:47,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:19:47,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:19:47,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:19:47,387 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:19:47,387 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:19:47,388 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-10-14 07:19:47,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d317fe22/fd93691e7eb14e798fe593e369845ec8/FLAG9b3345cff [2020-10-14 07:19:47,934 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:19:47,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-10-14 07:19:47,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d317fe22/fd93691e7eb14e798fe593e369845ec8/FLAG9b3345cff [2020-10-14 07:19:48,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d317fe22/fd93691e7eb14e798fe593e369845ec8 [2020-10-14 07:19:48,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:19:48,287 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:19:48,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:48,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:19:48,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:19:48,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:48,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35272ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48, skipping insertion in model container [2020-10-14 07:19:48,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:48,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:19:48,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:19:48,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:48,772 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:19:48,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:48,935 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:19:48,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48 WrapperNode [2020-10-14 07:19:48,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:48,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:19:48,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:19:48,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:19:48,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:48,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:48,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:48,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:49,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:49,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:49,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... [2020-10-14 07:19:49,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:19:49,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:19:49,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:19:49,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:19:49,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:19:49,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:19:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:19:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:19:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:19:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:19:49,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:19:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:19:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:19:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:19:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:49,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:49,105 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:19:49,105 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:19:49,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:19:49,105 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:19:49,105 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:19:49,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:19:49,106 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:19:49,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:19:49,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:19:49,106 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:19:49,106 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:19:49,106 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:19:49,106 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:19:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:19:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:19:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:19:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:19:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:19:49,107 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:19:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:19:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:19:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:49,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:19:49,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:19:49,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:19:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:19:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:19:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:19:49,109 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:19:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:19:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:19:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:19:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:19:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:19:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:19:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:19:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:19:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:19:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:19:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:19:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:19:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:19:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:19:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:19:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:19:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:19:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:19:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:19:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:19:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:19:49,113 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:19:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:19:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:19:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:19:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:19:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:19:49,114 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:19:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:19:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:19:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:19:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:19:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:19:49,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:19:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:19:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:19:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:19:49,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:19:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:19:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:19:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:19:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:19:49,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:19:50,172 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:19:50,172 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:19:50,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:50 BoogieIcfgContainer [2020-10-14 07:19:50,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:19:50,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:19:50,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:19:50,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:19:50,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:19:48" (1/3) ... [2020-10-14 07:19:50,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1826c398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:50, skipping insertion in model container [2020-10-14 07:19:50,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:48" (2/3) ... [2020-10-14 07:19:50,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1826c398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:50, skipping insertion in model container [2020-10-14 07:19:50,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:50" (3/3) ... [2020-10-14 07:19:50,185 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product37.cil.c [2020-10-14 07:19:50,195 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:19:50,203 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:19:50,216 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:19:50,238 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:19:50,238 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:19:50,239 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:19:50,239 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:19:50,239 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:19:50,239 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:19:50,239 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:19:50,239 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:19:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-10-14 07:19:50,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:19:50,269 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:50,271 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:19:50,271 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:50,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:50,277 INFO L82 PathProgramCache]: Analyzing trace with hash 1869542645, now seen corresponding path program 1 times [2020-10-14 07:19:50,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:50,286 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [595395826] [2020-10-14 07:19:50,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:50,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:50,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:52,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:19:54,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:19:54,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3574 [2020-10-14 07:19:54,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:19:54,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-14 07:19:54,599 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:54,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:54,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 07:19:54,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:54,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:54,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:54,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:54,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:54,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:54,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:54,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:54,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:54,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:54,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:54,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:54,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:54,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:19:54,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:19:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:54,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:54,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:19:54,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:54,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:54,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:54,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:19:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:54,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:54,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:54,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:19:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:54,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:54,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:54,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:54,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:54,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:54,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:54,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:54,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:54,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:54,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:19:54,761 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [595395826] [2020-10-14 07:19:54,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:54,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:19:54,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763029026] [2020-10-14 07:19:54,770 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:19:54,770 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:54,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:19:54,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:19:54,787 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 4 states. [2020-10-14 07:19:56,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:19:56,093 INFO L93 Difference]: Finished difference Result 299 states and 383 transitions. [2020-10-14 07:19:56,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:19:56,095 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:19:56,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:19:56,110 INFO L225 Difference]: With dead ends: 299 [2020-10-14 07:19:56,110 INFO L226 Difference]: Without dead ends: 164 [2020-10-14 07:19:56,115 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:19:56,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-14 07:19:56,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 136. [2020-10-14 07:19:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-14 07:19:56,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-10-14 07:19:56,213 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-10-14 07:19:56,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:19:56,213 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-10-14 07:19:56,214 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:19:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-10-14 07:19:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-14 07:19:56,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:56,218 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:19:56,218 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:19:56,218 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:56,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:56,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1007263159, now seen corresponding path program 1 times [2020-10-14 07:19:56,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:56,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [381972621] [2020-10-14 07:19:56,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:57,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 07:19:59,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:19:59,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2792 [2020-10-14 07:19:59,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:59,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 07:19:59,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,343 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:59,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-14 07:19:59,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:19:59,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:19:59,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:59,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:19:59,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:59,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:19:59,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:59,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:19:59,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:59,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:19:59,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:59,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:19:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:19:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:59,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:59,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:59,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:19:59,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:59,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:19:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:59,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:19:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:59,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:59,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:59,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:59,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:59,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:59,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:59,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:59,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:59,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:59,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:59,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:59,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:19:59,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [381972621] [2020-10-14 07:19:59,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:59,505 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 07:19:59,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837186979] [2020-10-14 07:19:59,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 07:19:59,507 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:59,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 07:19:59,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:19:59,508 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 6 states. [2020-10-14 07:19:59,861 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:00,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:00,671 INFO L93 Difference]: Finished difference Result 272 states and 338 transitions. [2020-10-14 07:20:00,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 07:20:00,672 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-14 07:20:00,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:00,675 INFO L225 Difference]: With dead ends: 272 [2020-10-14 07:20:00,675 INFO L226 Difference]: Without dead ends: 164 [2020-10-14 07:20:00,677 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:00,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-14 07:20:00,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 136. [2020-10-14 07:20:00,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-14 07:20:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 158 transitions. [2020-10-14 07:20:00,723 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 158 transitions. Word has length 60 [2020-10-14 07:20:00,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:00,724 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 158 transitions. [2020-10-14 07:20:00,724 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 07:20:00,724 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 158 transitions. [2020-10-14 07:20:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-14 07:20:00,727 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:00,727 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:00,727 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:20:00,728 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:00,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:00,728 INFO L82 PathProgramCache]: Analyzing trace with hash -505906754, now seen corresponding path program 1 times [2020-10-14 07:20:00,728 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:00,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [613072614] [2020-10-14 07:20:00,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:00,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:00,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:02,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:03,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:03,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:05,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:05,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-14 07:20:05,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 07:20:05,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 07:20:05,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:05,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:20:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:05,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,014 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:06,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:06,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:20:06,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:06,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:06,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:06,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:06,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:06,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:06,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:06,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:06,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:06,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:06,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:06,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:20:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:06,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:06,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:20:06,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:06,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:06,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:20:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 07:20:06,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:06,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:06,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-14 07:20:06,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:06,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:06,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:06,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:06,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:06,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-14 07:20:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:06,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:06,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:06,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:06,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 07:20:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:06,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:06,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:06,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:06,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:06,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:06,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:06,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:06,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:06,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:06,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:06,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:06,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [613072614] [2020-10-14 07:20:06,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:06,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 07:20:06,162 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003037525] [2020-10-14 07:20:06,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 07:20:06,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:06,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 07:20:06,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 07:20:06,163 INFO L87 Difference]: Start difference. First operand 136 states and 158 transitions. Second operand 6 states. [2020-10-14 07:20:06,632 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:07,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:07,436 INFO L93 Difference]: Finished difference Result 259 states and 321 transitions. [2020-10-14 07:20:07,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:20:07,436 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-10-14 07:20:07,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:07,440 INFO L225 Difference]: With dead ends: 259 [2020-10-14 07:20:07,441 INFO L226 Difference]: Without dead ends: 169 [2020-10-14 07:20:07,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:20:07,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-10-14 07:20:07,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 127. [2020-10-14 07:20:07,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-10-14 07:20:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-10-14 07:20:07,481 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 73 [2020-10-14 07:20:07,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:07,481 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-10-14 07:20:07,481 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 07:20:07,482 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-10-14 07:20:07,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-14 07:20:07,484 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:07,484 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:07,484 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:20:07,485 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:07,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:07,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1588822882, now seen corresponding path program 1 times [2020-10-14 07:20:07,485 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:07,486 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [375632837] [2020-10-14 07:20:07,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:07,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:07,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:07,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:09,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:09,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:10,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:10,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 117 [2020-10-14 07:20:10,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 07:20:10,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3379 [2020-10-14 07:20:10,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:10,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:10,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:10,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-14 07:20:10,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:10,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:11,122 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:11,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:11,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:20:11,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:11,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:11,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:11,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:11,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:11,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:11,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:11,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:11,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:11,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:11,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:11,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:11,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:11,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:11,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:11,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:11,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 07:20:11,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:20:11,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:11,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 07:20:11,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:11,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:11,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:11,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:11,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 07:20:11,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:20:11,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:11,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:11,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:11,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:11,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:11,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:11,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-14 07:20:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:11,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:11,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:11,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 07:20:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:11,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:11,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:11,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:11,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:11,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:11,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [375632837] [2020-10-14 07:20:11,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:11,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:20:11,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339824828] [2020-10-14 07:20:11,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:20:11,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:11,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:20:11,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:20:11,283 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 7 states. [2020-10-14 07:20:11,648 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:12,920 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:13,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:13,429 INFO L93 Difference]: Finished difference Result 352 states and 438 transitions. [2020-10-14 07:20:13,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 07:20:13,429 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2020-10-14 07:20:13,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:13,434 INFO L225 Difference]: With dead ends: 352 [2020-10-14 07:20:13,434 INFO L226 Difference]: Without dead ends: 253 [2020-10-14 07:20:13,436 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-14 07:20:13,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2020-10-14 07:20:13,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 210. [2020-10-14 07:20:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-14 07:20:13,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 241 transitions. [2020-10-14 07:20:13,484 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 241 transitions. Word has length 77 [2020-10-14 07:20:13,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:13,485 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 241 transitions. [2020-10-14 07:20:13,485 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:20:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 241 transitions. [2020-10-14 07:20:13,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-14 07:20:13,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:13,487 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:13,487 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:20:13,487 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:13,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:13,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1801013738, now seen corresponding path program 1 times [2020-10-14 07:20:13,488 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:13,488 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1374571720] [2020-10-14 07:20:13,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:15,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:15,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:15,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-14 07:20:15,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:20:15,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2295 [2020-10-14 07:20:15,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:15,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:20:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-14 07:20:15,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-14 07:20:15,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:16,093 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:16,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:16,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 07:20:16,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:16,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:16,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:16,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:16,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:16,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:16,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:16,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:16,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:16,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:16,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:16,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:16,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:16,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:16,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:16,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-14 07:20:16,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:16,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 07:20:16,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:16,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:20:16,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-14 07:20:16,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:16,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:16,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:16,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:16,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:16,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:16,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:16,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 07:20:16,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:16,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:16,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:16,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:16,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:16,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:16,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:16,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:16,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:16,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:16,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 07:20:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:16,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:16,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:16,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:16,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:16,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 07:20:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:16,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:16,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:16,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:16,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:16,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:16,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:16,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:16,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:16,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:16,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:16,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:16,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:20:16,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1374571720] [2020-10-14 07:20:16,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:16,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:20:16,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271273865] [2020-10-14 07:20:16,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:20:16,279 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:16,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:20:16,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:20:16,279 INFO L87 Difference]: Start difference. First operand 210 states and 241 transitions. Second operand 9 states. [2020-10-14 07:20:16,878 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:17,711 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-14 07:20:18,360 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:18,660 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:19,081 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:19,308 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:19,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:19,881 INFO L93 Difference]: Finished difference Result 434 states and 528 transitions. [2020-10-14 07:20:19,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 07:20:19,882 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2020-10-14 07:20:19,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:19,885 INFO L225 Difference]: With dead ends: 434 [2020-10-14 07:20:19,885 INFO L226 Difference]: Without dead ends: 252 [2020-10-14 07:20:19,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2020-10-14 07:20:19,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-10-14 07:20:19,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 209. [2020-10-14 07:20:19,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-10-14 07:20:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 238 transitions. [2020-10-14 07:20:19,931 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 238 transitions. Word has length 91 [2020-10-14 07:20:19,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:19,932 INFO L479 AbstractCegarLoop]: Abstraction has 209 states and 238 transitions. [2020-10-14 07:20:19,932 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:20:19,932 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 238 transitions. [2020-10-14 07:20:19,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 07:20:19,933 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:19,934 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:19,934 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:20:19,934 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:19,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:19,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1999801536, now seen corresponding path program 1 times [2020-10-14 07:20:19,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:19,935 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1617286496] [2020-10-14 07:20:19,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 07:20:20,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 262 [2020-10-14 07:20:20,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:20,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-14 07:20:20,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:20,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,502 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:20,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:20:20,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:20,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:20,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:20,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:20,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:20,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:20,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:20,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:20:20,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:20,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:20:20,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:20,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:20,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:20:20,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:20,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:20:20,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:20,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:20,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 07:20:20,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:20,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:20:20,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:20,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:20,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:20,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:20,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:20,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:20:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:20,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:20:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:20,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:20,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:20,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:20,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:20,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:20,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:20,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:20,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:20,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:20,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:20,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:20,725 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1617286496] [2020-10-14 07:20:20,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:20,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:20:20,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989556603] [2020-10-14 07:20:20,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:20:20,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:20,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:20:20,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:20:20,727 INFO L87 Difference]: Start difference. First operand 209 states and 238 transitions. Second operand 9 states. [2020-10-14 07:20:21,624 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:21,852 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:22,083 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:22,320 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:23,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:23,012 INFO L93 Difference]: Finished difference Result 432 states and 522 transitions. [2020-10-14 07:20:23,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:20:23,016 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2020-10-14 07:20:23,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:23,018 INFO L225 Difference]: With dead ends: 432 [2020-10-14 07:20:23,018 INFO L226 Difference]: Without dead ends: 251 [2020-10-14 07:20:23,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:20:23,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-10-14 07:20:23,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 214. [2020-10-14 07:20:23,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-10-14 07:20:23,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 243 transitions. [2020-10-14 07:20:23,059 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 243 transitions. Word has length 92 [2020-10-14 07:20:23,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:23,059 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 243 transitions. [2020-10-14 07:20:23,059 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:20:23,059 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 243 transitions. [2020-10-14 07:20:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 07:20:23,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:23,060 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:23,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:20:23,061 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:23,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:23,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1298201662, now seen corresponding path program 1 times [2020-10-14 07:20:23,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:23,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1659214497] [2020-10-14 07:20:23,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 07:20:23,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-14 07:20:23,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:23,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 07:20:23,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:23,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,445 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:23,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:23,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:20:23,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:23,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:23,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:23,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:23,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:23,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:23,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:23,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:23,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:23,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:23,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:23,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:23,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:23,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:23,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:23,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:23,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:23,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:20:23,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:23,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:20:23,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:23,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:23,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:20:23,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:23,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:20:23,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:23,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:23,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:23,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:23,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:23,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:20:23,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:23,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:23,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:23,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:23,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:23,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:23,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:23,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:23,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:23,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:23,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:23,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:20:23,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:20:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:23,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:23,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:23,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:20:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:23,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:23,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:23,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:23,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:23,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:23,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:23,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:23,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:23,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:23,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:23,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:23,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:23,660 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1659214497] [2020-10-14 07:20:23,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:23,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:20:23,661 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329653377] [2020-10-14 07:20:23,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:23,662 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:23,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:23,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:23,663 INFO L87 Difference]: Start difference. First operand 214 states and 243 transitions. Second operand 8 states. [2020-10-14 07:20:24,797 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:25,027 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:25,273 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:25,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:25,891 INFO L93 Difference]: Finished difference Result 444 states and 542 transitions. [2020-10-14 07:20:25,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:20:25,892 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-10-14 07:20:25,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:25,894 INFO L225 Difference]: With dead ends: 444 [2020-10-14 07:20:25,894 INFO L226 Difference]: Without dead ends: 258 [2020-10-14 07:20:25,895 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:25,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-10-14 07:20:25,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 218. [2020-10-14 07:20:25,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-14 07:20:25,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 247 transitions. [2020-10-14 07:20:25,933 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 247 transitions. Word has length 92 [2020-10-14 07:20:25,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:25,933 INFO L479 AbstractCegarLoop]: Abstraction has 218 states and 247 transitions. [2020-10-14 07:20:25,934 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:25,934 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 247 transitions. [2020-10-14 07:20:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 07:20:25,935 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:25,935 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:25,935 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:20:25,936 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:25,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:25,936 INFO L82 PathProgramCache]: Analyzing trace with hash 427279235, now seen corresponding path program 1 times [2020-10-14 07:20:25,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:25,936 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1073443881] [2020-10-14 07:20:25,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:25,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-14 07:20:26,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 376 [2020-10-14 07:20:26,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:20:26,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:26,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-14 07:20:26,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,539 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:26,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 07:20:26,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:26,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:26,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:26,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:26,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:26,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:26,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:26,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:26,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:26,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:20:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:26,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:26,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:26,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:26,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:26,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 07:20:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:26,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:20:26,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:20:26,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 07:20:26,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:26,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:26,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:20:26,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:26,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:26,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:20:26,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:26,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:26,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:26,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:20:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:26,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:26,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:26,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:26,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 07:20:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:26,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:26,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:26,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:26,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:26,769 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1073443881] [2020-10-14 07:20:26,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:26,769 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:20:26,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888128126] [2020-10-14 07:20:26,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:26,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:26,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:26,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:26,774 INFO L87 Difference]: Start difference. First operand 218 states and 247 transitions. Second operand 8 states. [2020-10-14 07:20:27,320 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:27,977 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:29,498 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:30,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:30,388 INFO L93 Difference]: Finished difference Result 747 states and 944 transitions. [2020-10-14 07:20:30,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 07:20:30,388 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-10-14 07:20:30,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:30,393 INFO L225 Difference]: With dead ends: 747 [2020-10-14 07:20:30,394 INFO L226 Difference]: Without dead ends: 557 [2020-10-14 07:20:30,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-14 07:20:30,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2020-10-14 07:20:30,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 516. [2020-10-14 07:20:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-14 07:20:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 611 transitions. [2020-10-14 07:20:30,505 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 611 transitions. Word has length 92 [2020-10-14 07:20:30,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:30,506 INFO L479 AbstractCegarLoop]: Abstraction has 516 states and 611 transitions. [2020-10-14 07:20:30,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 611 transitions. [2020-10-14 07:20:30,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-14 07:20:30,507 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:30,508 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:30,508 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:20:30,508 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:30,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:30,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1298280163, now seen corresponding path program 1 times [2020-10-14 07:20:30,509 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:30,509 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [554683826] [2020-10-14 07:20:30,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-14 07:20:31,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:31,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 961 [2020-10-14 07:20:31,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:20:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:20:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-14 07:20:31,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:31,812 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:31,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:31,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:31,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:20:31,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:31,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:31,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:31,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:31,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:31,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:31,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:31,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:31,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:31,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:31,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:31,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:31,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:31,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:31,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:31,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:31,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:31,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:31,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:31,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:31,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:31,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:31,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:31,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:31,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:31,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:20:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:31,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:31,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:31,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:31,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:31,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:20:31,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:31,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:31,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:20:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:31,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:31,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:31,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:31,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:20:31,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:31,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:20:31,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:31,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:31,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:32,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:32,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:32,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:32,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:20:32,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:32,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:32,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:32,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:32,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:20:32,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:32,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:32,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:32,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:32,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:32,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:32,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:32,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:32,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:32,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:32,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:32,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:20:32,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:32,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:32,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:32,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:32,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:32,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:32,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:32,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:32,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:32,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:32,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:32,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:20:32,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:32,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:32,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:32,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:32,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:32,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:32,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:32,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:32,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:32,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:32,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:32,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:32,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 07:20:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:32,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:32,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:32,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:32,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:32,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:32,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:32,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:32,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:32,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:32,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:32,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:32,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 07:20:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:32,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:32,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:32,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:32,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:32,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:32,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:32,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:32,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:32,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:32,099 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [554683826] [2020-10-14 07:20:32,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:32,100 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 07:20:32,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59043624] [2020-10-14 07:20:32,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:20:32,101 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:32,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:20:32,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:32,102 INFO L87 Difference]: Start difference. First operand 516 states and 611 transitions. Second operand 12 states. [2020-10-14 07:20:32,635 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:33,452 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:34,018 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:34,305 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:34,536 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:34,788 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:35,030 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:36,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:36,240 INFO L93 Difference]: Finished difference Result 1011 states and 1250 transitions. [2020-10-14 07:20:36,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:20:36,241 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 96 [2020-10-14 07:20:36,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:36,248 INFO L225 Difference]: With dead ends: 1011 [2020-10-14 07:20:36,248 INFO L226 Difference]: Without dead ends: 593 [2020-10-14 07:20:36,251 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-14 07:20:36,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2020-10-14 07:20:36,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 517. [2020-10-14 07:20:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2020-10-14 07:20:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 610 transitions. [2020-10-14 07:20:36,385 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 610 transitions. Word has length 96 [2020-10-14 07:20:36,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:36,387 INFO L479 AbstractCegarLoop]: Abstraction has 517 states and 610 transitions. [2020-10-14 07:20:36,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:20:36,387 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 610 transitions. [2020-10-14 07:20:36,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-14 07:20:36,391 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:36,391 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:36,392 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:20:36,392 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:36,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:36,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1033047505, now seen corresponding path program 1 times [2020-10-14 07:20:36,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:36,393 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491028811] [2020-10-14 07:20:36,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:36,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:36,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:36,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:36,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:38,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-14 07:20:39,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:20:39,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3008 [2020-10-14 07:20:39,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:20:39,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-14 07:20:39,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-14 07:20:39,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:39,722 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:39,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:39,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 07:20:39,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:39,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:39,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:39,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:39,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:39,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:39,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:39,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:39,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:39,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:39,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:39,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:39,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:20:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 07:20:39,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:20:39,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:39,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-14 07:20:39,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:39,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:39,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:39,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:39,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:39,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:20:39,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 07:20:39,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:39,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:20:39,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:39,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:20:39,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:39,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:39,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:39,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:39,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:39,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:39,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:39,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:39,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:39,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:39,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:39,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:20:39,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:39,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:39,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:39,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:39,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:39,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:39,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:39,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:39,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:39,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:39,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 07:20:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:40,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:20:40,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:40,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:40,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:20:40,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:40,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:40,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:40,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 07:20:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:40,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:40,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:40,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:40,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-14 07:20:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 07:20:40,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:20:40,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 07:20:40,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:20:40,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:40,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:40,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:40,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:40,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:40,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:40,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:40,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:20:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:40,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:40,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:40,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:40,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:40,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:40,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:40,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:40,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-14 07:20:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:40,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:40,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:40,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-14 07:20:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:40,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:40,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:40,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:40,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:40,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:40,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:40,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:40,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:40,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:40,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:40,210 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-14 07:20:40,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491028811] [2020-10-14 07:20:40,211 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:20:40,211 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:20:40,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105623085] [2020-10-14 07:20:40,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:20:40,213 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:40,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:20:40,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:40,214 INFO L87 Difference]: Start difference. First operand 517 states and 610 transitions. Second operand 12 states. [2020-10-14 07:20:41,611 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:20:42,229 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:42,511 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:43,114 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:43,404 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:44,116 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:44,348 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:44,596 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:45,113 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-10-14 07:20:45,613 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:45,966 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:46,516 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:20:47,152 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:47,611 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:20:48,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:48,142 INFO L93 Difference]: Finished difference Result 1121 states and 1362 transitions. [2020-10-14 07:20:48,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-14 07:20:48,142 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 155 [2020-10-14 07:20:48,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:48,143 INFO L225 Difference]: With dead ends: 1121 [2020-10-14 07:20:48,143 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:20:48,148 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=452, Invalid=1440, Unknown=0, NotChecked=0, Total=1892 [2020-10-14 07:20:48,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:20:48,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:20:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:20:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:20:48,149 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2020-10-14 07:20:48,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:48,149 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:20:48,149 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:20:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:20:48,150 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:20:48,150 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:20:48,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:20:48,368 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2020-10-14 07:20:48,657 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2020-10-14 07:20:50,166 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-10-14 07:20:52,762 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 242 [2020-10-14 07:20:53,693 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 245 [2020-10-14 07:20:54,174 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 228 [2020-10-14 07:20:55,088 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 22 [2020-10-14 07:20:55,253 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-14 07:20:55,419 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 23 [2020-10-14 07:20:56,039 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 26 [2020-10-14 07:20:56,301 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 24 [2020-10-14 07:20:56,439 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-14 07:20:56,992 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-14 07:20:57,659 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 38 [2020-10-14 07:20:57,818 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-14 07:20:58,379 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-14 07:20:58,552 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-14 07:20:58,750 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:59,823 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 191 DAG size of output: 56 [2020-10-14 07:21:01,182 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 194 DAG size of output: 46 [2020-10-14 07:21:01,335 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-14 07:21:01,540 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-14 07:21:02,792 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 185 DAG size of output: 37 [2020-10-14 07:21:03,007 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 20 [2020-10-14 07:21:03,173 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-14 07:21:04,448 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 174 DAG size of output: 36 [2020-10-14 07:21:05,249 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 41 [2020-10-14 07:21:06,515 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 185 DAG size of output: 36 [2020-10-14 07:21:06,662 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-14 07:21:07,241 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 22 [2020-10-14 07:21:07,570 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-14 07:21:08,350 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-14 07:21:08,521 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-14 07:21:08,729 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-14 07:21:08,915 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-14 07:21:09,084 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-14 07:21:09,796 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 38 [2020-10-14 07:21:10,128 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-14 07:21:10,641 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 43 [2020-10-14 07:21:10,785 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-14 07:21:11,545 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 51 [2020-10-14 07:21:11,711 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2020-10-14 07:21:12,416 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 38 [2020-10-14 07:21:12,589 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-14 07:21:12,738 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-14 07:21:12,935 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-14 07:21:13,478 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-14 07:21:13,984 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2020-10-14 07:21:14,522 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-14 07:21:14,720 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-14 07:21:14,902 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-14 07:21:15,173 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-14 07:21:15,178 INFO L268 CegarLoopResult]: For program point L670(lines 670 674) no Hoare annotation was computed. [2020-10-14 07:21:15,179 INFO L268 CegarLoopResult]: For program point L670-1(lines 670 674) no Hoare annotation was computed. [2020-10-14 07:21:15,179 INFO L268 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-10-14 07:21:15,179 INFO L268 CegarLoopResult]: For program point L664-2(lines 664 685) no Hoare annotation was computed. [2020-10-14 07:21:15,179 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 639 694) no Hoare annotation was computed. [2020-10-14 07:21:15,180 INFO L268 CegarLoopResult]: For program point L686(lines 663 687) no Hoare annotation was computed. [2020-10-14 07:21:15,180 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 639 694) no Hoare annotation was computed. [2020-10-14 07:21:15,180 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 639 694) no Hoare annotation was computed. [2020-10-14 07:21:15,180 INFO L268 CegarLoopResult]: For program point L727(lines 727 731) no Hoare annotation was computed. [2020-10-14 07:21:15,180 INFO L268 CegarLoopResult]: For program point L727-1(lines 727 731) no Hoare annotation was computed. [2020-10-14 07:21:15,180 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 695 754) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 746) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 695 754) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L268 CegarLoopResult]: For program point L747(lines 720 748) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 695 754) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L268 CegarLoopResult]: For program point L740(line 740) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L268 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-10-14 07:21:15,181 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 570 576) the Hoare annotation is: true [2020-10-14 07:21:15,182 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 570 576) no Hoare annotation was computed. [2020-10-14 07:21:15,182 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 577 585) no Hoare annotation was computed. [2020-10-14 07:21:15,182 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 577 585) the Hoare annotation is: true [2020-10-14 07:21:15,182 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 577 585) no Hoare annotation was computed. [2020-10-14 07:21:15,182 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 144 151) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~pumpRunning~0 0)) (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0))) [2020-10-14 07:21:15,182 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 144 151) no Hoare annotation was computed. [2020-10-14 07:21:15,182 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 144 151) no Hoare annotation was computed. [2020-10-14 07:21:15,183 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 152 161) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (not (= 2 ~waterLevel~0))) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse7 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or (not (= ~waterLevel~0 1)) .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0 .cse5 .cse1) (or .cse6 .cse7 .cse5 .cse1 (not (<= ~waterLevel~0 1))) (or .cse3 .cse0 .cse1 .cse2) (or .cse6 .cse3 .cse4 .cse7 .cse1))) [2020-10-14 07:21:15,183 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-14 07:21:15,183 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 152 161) no Hoare annotation was computed. [2020-10-14 07:21:15,183 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 152 161) no Hoare annotation was computed. [2020-10-14 07:21:15,183 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse2 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4) (or .cse3 (not (<= ~waterLevel~0 2)) .cse0 .cse5) (or .cse2 .cse0 .cse5 .cse4) (or .cse2 .cse3 .cse0 .cse1))) [2020-10-14 07:21:15,184 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 162 190) the Hoare annotation is: true [2020-10-14 07:21:15,184 INFO L268 CegarLoopResult]: For program point L175(lines 175 181) no Hoare annotation was computed. [2020-10-14 07:21:15,184 INFO L268 CegarLoopResult]: For program point L174(lines 174 184) no Hoare annotation was computed. [2020-10-14 07:21:15,184 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-14 07:21:15,184 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 162 190) no Hoare annotation was computed. [2020-10-14 07:21:15,184 INFO L268 CegarLoopResult]: For program point L172-1(line 172) no Hoare annotation was computed. [2020-10-14 07:21:15,185 INFO L268 CegarLoopResult]: For program point L170(lines 170 187) no Hoare annotation was computed. [2020-10-14 07:21:15,185 INFO L268 CegarLoopResult]: For program point L170-1(lines 162 190) no Hoare annotation was computed. [2020-10-14 07:21:15,185 INFO L271 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: true [2020-10-14 07:21:15,185 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-10-14 07:21:15,185 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 271 293) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,185 INFO L264 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,186 INFO L264 CegarLoopResult]: At program point L283-1(line 283) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,186 INFO L268 CegarLoopResult]: For program point L281(lines 281 288) no Hoare annotation was computed. [2020-10-14 07:21:15,186 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 271 293) no Hoare annotation was computed. [2020-10-14 07:21:15,186 INFO L268 CegarLoopResult]: For program point L281-1(lines 281 288) no Hoare annotation was computed. [2020-10-14 07:21:15,186 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-10-14 07:21:15,186 INFO L264 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,186 INFO L264 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,187 INFO L264 CegarLoopResult]: At program point L277-1(line 277) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,187 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 271 293) no Hoare annotation was computed. [2020-10-14 07:21:15,187 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 225 248) no Hoare annotation was computed. [2020-10-14 07:21:15,187 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 225 248) no Hoare annotation was computed. [2020-10-14 07:21:15,187 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 225 248) no Hoare annotation was computed. [2020-10-14 07:21:15,187 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-10-14 07:21:15,187 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-10-14 07:21:15,187 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L240(line 240) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-10-14 07:21:15,188 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 422 430) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 422 430) the Hoare annotation is: true [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 422 430) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point L438(lines 438 446) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point L438-2(lines 438 446) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 431 466) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-14 07:21:15,189 INFO L268 CegarLoopResult]: For program point L461-1(line 461) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 431 466) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 431 466) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point L450(lines 450 458) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 563 569) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 563 569) the Hoare annotation is: true [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 593 638) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 593 638) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 593 638) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point L926(lines 926 933) no Hoare annotation was computed. [2020-10-14 07:21:15,190 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 906 951) no Hoare annotation was computed. [2020-10-14 07:21:15,191 INFO L268 CegarLoopResult]: For program point L920(lines 920 940) no Hoare annotation was computed. [2020-10-14 07:21:15,191 INFO L268 CegarLoopResult]: For program point L920-1(lines 920 940) no Hoare annotation was computed. [2020-10-14 07:21:15,191 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 906 951) no Hoare annotation was computed. [2020-10-14 07:21:15,191 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 906 951) no Hoare annotation was computed. [2020-10-14 07:21:15,191 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 257 267) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,191 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 257 267) no Hoare annotation was computed. [2020-10-14 07:21:15,191 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 257 267) no Hoare annotation was computed. [2020-10-14 07:21:15,191 INFO L264 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-14 07:21:15,192 INFO L271 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: true [2020-10-14 07:21:15,192 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 411 421) the Hoare annotation is: true [2020-10-14 07:21:15,192 INFO L268 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-10-14 07:21:15,192 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 411 421) no Hoare annotation was computed. [2020-10-14 07:21:15,192 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 411 421) no Hoare annotation was computed. [2020-10-14 07:21:15,192 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 403 410) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= 1 ~switchedOnBeforeTS~0))) [2020-10-14 07:21:15,192 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 403 410) no Hoare annotation was computed. [2020-10-14 07:21:15,192 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 403 410) no Hoare annotation was computed. [2020-10-14 07:21:15,192 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2020-10-14 07:21:15,192 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2020-10-14 07:21:15,193 INFO L268 CegarLoopResult]: For program point L130(lines 130 136) no Hoare annotation was computed. [2020-10-14 07:21:15,193 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2020-10-14 07:21:15,193 INFO L264 CegarLoopResult]: At program point L384(line 384) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:21:15,193 INFO L264 CegarLoopResult]: At program point L380(line 380) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:21:15,193 INFO L268 CegarLoopResult]: For program point L378(lines 378 386) no Hoare annotation was computed. [2020-10-14 07:21:15,193 INFO L264 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:21:15,194 INFO L268 CegarLoopResult]: For program point L376-1(line 376) no Hoare annotation was computed. [2020-10-14 07:21:15,194 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 370 394) no Hoare annotation was computed. [2020-10-14 07:21:15,194 INFO L268 CegarLoopResult]: For program point L374(lines 374 391) no Hoare annotation was computed. [2020-10-14 07:21:15,194 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 370 394) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:21:15,194 INFO L264 CegarLoopResult]: At program point L389(line 389) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-14 07:21:15,194 INFO L268 CegarLoopResult]: For program point L389-1(lines 370 394) no Hoare annotation was computed. [2020-10-14 07:21:15,194 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 336 342) no Hoare annotation was computed. [2020-10-14 07:21:15,195 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 336 342) the Hoare annotation is: true [2020-10-14 07:21:15,195 INFO L264 CegarLoopResult]: At program point testENTRY(lines 487 550) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:21:15,195 INFO L264 CegarLoopResult]: At program point L543(lines 496 544) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:21:15,195 INFO L268 CegarLoopResult]: For program point testFINAL(lines 487 550) no Hoare annotation was computed. [2020-10-14 07:21:15,195 INFO L268 CegarLoopResult]: For program point L533(lines 533 537) no Hoare annotation was computed. [2020-10-14 07:21:15,195 INFO L264 CegarLoopResult]: At program point L533-2(lines 527 538) the Hoare annotation is: (let ((.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse4 .cse6) (and .cse5 .cse7 .cse1 .cse6) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (and .cse7 .cse1 .cse2 .cse4 .cse6))) [2020-10-14 07:21:15,195 INFO L268 CegarLoopResult]: For program point L498(lines 497 542) no Hoare annotation was computed. [2020-10-14 07:21:15,196 INFO L268 CegarLoopResult]: For program point L527(lines 527 538) no Hoare annotation was computed. [2020-10-14 07:21:15,196 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse3 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse5 .cse1 .cse2 .cse4 .cse6) (and .cse5 .cse7 .cse1 .cse6) (not (= |old(~pumpRunning~0)| 0)) (not .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (and .cse7 .cse1 .cse2 .cse4 .cse6))) [2020-10-14 07:21:15,196 INFO L268 CegarLoopResult]: For program point L517(lines 517 523) no Hoare annotation was computed. [2020-10-14 07:21:15,196 INFO L268 CegarLoopResult]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2020-10-14 07:21:15,196 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (let ((.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse3 .cse0 .cse1 .cse2 .cse4) (and .cse3 .cse5 .cse0 .cse4) (not .cse1) (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse5 .cse0 .cse1 .cse2 .cse4))) [2020-10-14 07:21:15,196 INFO L264 CegarLoopResult]: At program point L540(lines 497 542) the Hoare annotation is: (let ((.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse3 .cse0 .cse1 .cse2 .cse4) (and .cse3 .cse5 .cse0 .cse4) (not .cse1) (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse5 .cse0 .cse1 .cse2 .cse4))) [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point L507(lines 507 513) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point testEXIT(lines 487 550) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 860 905) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 860 905) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 860 905) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-10-14 07:21:15,197 INFO L268 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 894) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 553 562) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 553 562) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 553 562) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 757 859) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-10-14 07:21:15,198 INFO L268 CegarLoopResult]: For program point L845(lines 845 856) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L808(lines 808 812) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 757 859) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L806-2(lines 806 826) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L827(lines 805 828) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L786(lines 786 802) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 757 859) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L846(lines 846 853) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L807(lines 806 826) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point L803(lines 803 844) no Hoare annotation was computed. [2020-10-14 07:21:15,199 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:15,200 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-14 07:21:15,200 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:15,200 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 395 402) no Hoare annotation was computed. [2020-10-14 07:21:15,200 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 395 402) no Hoare annotation was computed. [2020-10-14 07:21:15,200 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 395 402) the Hoare annotation is: (or (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-14 07:21:15,200 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-10-14 07:21:15,200 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-10-14 07:21:15,200 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-10-14 07:21:15,200 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point L476(lines 476 480) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L271 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: true [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point L474-1(line 474) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse4 (not (= 2 ~waterLevel~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= ~waterLevel~0 1))) (or (not (<= 1 ~pumpRunning~0)) .cse1 .cse4 .cse3) (or (not (= ~waterLevel~0 1)) .cse5 .cse1 .cse3) (or .cse0 .cse5 .cse6 .cse1 .cse3) (or .cse5 .cse1 .cse4 .cse3) (or .cse5 .cse6 .cse1 .cse2 .cse3))) [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:21:15,201 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:15,202 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-10-14 07:21:15,202 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-10-14 07:21:15,202 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-10-14 07:21:15,202 INFO L264 CegarLoopResult]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and (= 2 ~waterLevel~0) .cse0 .cse1) (not (<= 1 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 2)) .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) .cse3 .cse4 .cse2 .cse5) (or (not (< 1 |old(~waterLevel~0)|)) .cse6 .cse2 .cse7) (or .cse6 .cse2 .cse7 .cse5) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse7) (or .cse3 .cse4 .cse2 .cse7))) [2020-10-14 07:21:15,202 INFO L268 CegarLoopResult]: For program point L316(lines 312 334) no Hoare annotation was computed. [2020-10-14 07:21:15,202 INFO L268 CegarLoopResult]: For program point L314(lines 312 334) no Hoare annotation was computed. [2020-10-14 07:21:15,202 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 309 335) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (and .cse10 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0)) (.cse9 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse8 (and .cse10 .cse0 .cse1)) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and (= 2 ~waterLevel~0) .cse0 .cse1) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse6 .cse7) (or .cse5 .cse8 .cse9 .cse3 .cse6) (or .cse4 (not (<= |old(~waterLevel~0)| 1)) .cse9 .cse3 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse8 .cse3 .cse6) (or .cse2 .cse8 .cse3 .cse6)))) [2020-10-14 07:21:15,202 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 309 335) no Hoare annotation was computed. [2020-10-14 07:21:15,202 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 309 335) no Hoare annotation was computed. [2020-10-14 07:21:15,203 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse11 (= ~pumpRunning~0 0))) (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (and .cse5 .cse6 .cse11)) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and .cse5 .cse6 .cse7) .cse8 .cse3 .cse4 .cse9) (or (<= ~waterLevel~0 1) .cse1 .cse2 .cse3 .cse9) (or (not (<= 1 |old(~pumpRunning~0)|)) (and .cse6 .cse7 (<= ~waterLevel~0 2)) .cse10 .cse3) (or .cse8 .cse2 .cse3 (and .cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) .cse9) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3 .cse4) (or (and (= 2 ~waterLevel~0) .cse6 .cse11) .cse10 .cse3 .cse4)))) [2020-10-14 07:21:15,203 INFO L264 CegarLoopResult]: At program point L323(lines 323 329) the Hoare annotation is: (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= ~pumpRunning~0 0))) (let ((.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (and .cse11 .cse2 .cse0)) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse10 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse13 (= 2 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~systemActive~0))) (.cse9 (not (= |old(~pumpRunning~0)| 0)))) (and (let ((.cse1 (<= ~waterLevel~0 2))) (or (not (<= 1 |old(~pumpRunning~0)|)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1) (and .cse2 .cse3 .cse1) .cse4 .cse5)) (or .cse6 .cse7 .cse8 .cse5 .cse9) (or (<= ~waterLevel~0 1) .cse7 .cse8 .cse5 .cse10) (or .cse6 (not (= |old(~waterLevel~0)| 1)) .cse5 .cse9) (or (and .cse11 .cse2 .cse3) .cse12 (and .cse11 .cse13 .cse14) .cse5 .cse9 .cse10) (or .cse12 (and .cse14 .cse0) .cse8 .cse5 (and .cse3 .cse14) .cse10) (or (and .cse13 .cse2 .cse0) (and (<= 1 ~pumpRunning~0) .cse13) .cse4 .cse5 .cse9)))) [2020-10-14 07:21:15,203 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 194 223) no Hoare annotation was computed. [2020-10-14 07:21:15,203 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 194 223) the Hoare annotation is: true [2020-10-14 07:21:15,203 INFO L271 CegarLoopResult]: At program point L219(lines 194 223) the Hoare annotation is: true [2020-10-14 07:21:15,203 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-14 07:21:15,203 INFO L268 CegarLoopResult]: For program point L208(lines 208 212) no Hoare annotation was computed. [2020-10-14 07:21:15,203 INFO L271 CegarLoopResult]: At program point L208-1(lines 208 212) the Hoare annotation is: true [2020-10-14 07:21:15,203 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-14 07:21:15,203 INFO L271 CegarLoopResult]: At program point L204-2(lines 204 218) the Hoare annotation is: true [2020-10-14 07:21:15,204 INFO L271 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: true [2020-10-14 07:21:15,204 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-10-14 07:21:15,204 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 1 ~switchedOnBeforeTS~0)))) (and (or .cse0 (= 2 ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) .cse1 .cse2) (or .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2))) [2020-10-14 07:21:15,204 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-10-14 07:21:15,204 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-10-14 07:21:15,204 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 249 255) no Hoare annotation was computed. [2020-10-14 07:21:15,204 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 249 255) the Hoare annotation is: true [2020-10-14 07:21:15,204 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:15,204 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-14 07:21:15,204 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:21:15,205 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:15,205 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 344 368) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:21:15,205 INFO L268 CegarLoopResult]: For program point L352(lines 352 360) no Hoare annotation was computed. [2020-10-14 07:21:15,205 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-14 07:21:15,205 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-14 07:21:15,205 INFO L268 CegarLoopResult]: For program point L348(lines 348 365) no Hoare annotation was computed. [2020-10-14 07:21:15,205 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 344 368) no Hoare annotation was computed. [2020-10-14 07:21:15,205 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (<= 1 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:21:15,205 INFO L268 CegarLoopResult]: For program point L363-1(lines 344 368) no Hoare annotation was computed. [2020-10-14 07:21:15,205 INFO L264 CegarLoopResult]: At program point L358(line 358) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-14 07:21:15,206 INFO L264 CegarLoopResult]: At program point L354(line 354) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0)) (and (= 2 ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse0 .cse1 .cse2 (not (<= 1 ~switchedOnBeforeTS~0))))) [2020-10-14 07:21:15,206 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-10-14 07:21:15,206 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-10-14 07:21:15,206 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (<= 1 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 1)) .cse3) (or (not (<= 1 ~pumpRunning~0)) .cse4 .cse5 .cse3) (or .cse6 .cse0 .cse1 .cse3 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5 .cse3) (or .cse6 .cse1 .cse2 .cse3 .cse7))) [2020-10-14 07:21:15,206 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 295 302) no Hoare annotation was computed. [2020-10-14 07:21:15,206 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 299) no Hoare annotation was computed. [2020-10-14 07:21:15,206 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 295 302) the Hoare annotation is: true [2020-10-14 07:21:15,206 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 295 302) no Hoare annotation was computed. [2020-10-14 07:21:15,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:21:15 BoogieIcfgContainer [2020-10-14 07:21:15,233 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:21:15,234 INFO L168 Benchmark]: Toolchain (without parser) took 86947.47 ms. Allocated memory was 147.8 MB in the beginning and 1.0 GB in the end (delta: 864.6 MB). Free memory was 102.9 MB in the beginning and 833.8 MB in the end (delta: -730.9 MB). Peak memory consumption was 868.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:15,235 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 07:21:15,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.84 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.9 MB in the beginning and 172.5 MB in the end (delta: -69.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:15,236 INFO L168 Benchmark]: Boogie Preprocessor took 101.73 ms. Allocated memory is still 204.5 MB. Free memory was 172.5 MB in the beginning and 167.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:15,237 INFO L168 Benchmark]: RCFGBuilder took 1138.82 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 167.7 MB in the beginning and 191.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 79.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:15,238 INFO L168 Benchmark]: TraceAbstraction took 85054.27 ms. Allocated memory was 233.8 MB in the beginning and 1.0 GB in the end (delta: 778.6 MB). Free memory was 191.2 MB in the beginning and 833.8 MB in the end (delta: -642.6 MB). Peak memory consumption was 870.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:15,241 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.84 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.9 MB in the beginning and 172.5 MB in the end (delta: -69.7 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.73 ms. Allocated memory is still 204.5 MB. Free memory was 172.5 MB in the beginning and 167.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1138.82 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 167.7 MB in the beginning and 191.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 79.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 85054.27 ms. Allocated memory was 233.8 MB in the beginning and 1.0 GB in the end (delta: 778.6 MB). Free memory was 191.2 MB in the beginning and 833.8 MB in the end (delta: -642.6 MB). Peak memory consumption was 870.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 299]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: ((((((!(\old(waterLevel) == 1) || (((((waterLevel == 1 && splverifierCounter <= 0) && 1 == systemActive) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && pumpRunning == 0) && \old(methaneLevelCritical) == methaneLevelCritical)) || ((((1 <= switchedOnBeforeTS && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0) && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS && pumpRunning == switchedOnBeforeTS) && splverifierCounter <= 0) && waterLevel <= 2)) || !(1 == systemActive)) || ((1 <= pumpRunning && 2 == waterLevel) && splverifierCounter <= 0)) || !(\old(pumpRunning) == 0)) || ((((pumpRunning == switchedOnBeforeTS && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0) && waterLevel <= 2) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.9s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 29.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1432 SDtfs, 2839 SDslu, 1533 SDs, 0 SdLazy, 6143 SolverSat, 1879 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 500 GetRequests, 340 SyntacticMatches, 1 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 829 ImplicationChecksByTransitivity, 13.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=517occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 378 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 1146 PreInvPairs, 1252 NumberOfFragments, 2450 HoareAnnotationTreeSize, 1146 FomulaSimplifications, 41061079 FormulaSimplificationTreeSizeReduction, 6.3s HoareSimplificationTime, 61 FomulaSimplificationsInter, 382404 FormulaSimplificationTreeSizeReductionInter, 20.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 26.6s InterpolantComputationTime, 887 NumberOfCodeBlocks, 887 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 877 ConstructedInterpolants, 0 QuantifiedInterpolants, 293031 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 61/69 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...