/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=BIGGEST --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_spec4_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:03:58,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:03:58,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:03:58,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:03:58,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:03:58,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:03:58,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:03:58,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:03:58,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:03:59,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:03:59,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:03:59,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:03:59,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:03:59,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:03:59,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:03:59,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:03:59,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:03:59,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:03:59,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:03:59,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:03:59,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:03:59,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:03:59,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:03:59,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:03:59,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:03:59,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:03:59,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:03:59,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:03:59,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:03:59,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:03:59,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:03:59,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:03:59,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:03:59,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:03:59,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:03:59,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:03:59,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:03:59,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:03:59,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:03:59,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:03:59,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:03:59,061 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 [2020-10-12 18:03:59,087 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:03:59,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:03:59,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:03:59,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:03:59,089 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:03:59,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:03:59,090 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:03:59,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:03:59,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:03:59,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:03:59,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:03:59,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:03:59,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:03:59,091 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:03:59,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:03:59,091 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:03:59,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:03:59,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:03:59,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:03:59,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:03:59,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:03:59,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:03:59,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:03:59,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:03:59,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:03:59,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:03:59,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:03:59,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:03:59,094 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:03:59,094 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:03:59,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:03:59,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:03:59,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:03:59,427 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:03:59,428 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:03:59,428 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2020-10-12 18:03:59,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/28171145b/687de830ba804361b95dc814db31b96e/FLAGcad25c9d0 [2020-10-12 18:04:00,013 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:04:00,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2020-10-12 18:04:00,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/28171145b/687de830ba804361b95dc814db31b96e/FLAGcad25c9d0 [2020-10-12 18:04:00,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/28171145b/687de830ba804361b95dc814db31b96e [2020-10-12 18:04:00,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:04:00,289 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:04:00,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:04:00,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:04:00,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:04:00,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:00,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@389f1ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00, skipping insertion in model container [2020-10-12 18:04:00,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:00,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:04:00,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:04:00,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:04:00,788 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:04:00,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:04:00,921 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:04:00,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00 WrapperNode [2020-10-12 18:04:00,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:04:00,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:04:00,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:04:00,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:04:00,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:00,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:00,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:00,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:01,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:01,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:01,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (1/1) ... [2020-10-12 18:04:01,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:04:01,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:04:01,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:04:01,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:04:01,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (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 [2020-10-12 18:04:01,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:04:01,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:04:01,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:04:01,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:04:01,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:04:01,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:04:01,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:04:01,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:04:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:04:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:04:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:04:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:04:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:04:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:04:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:04:01,115 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:04:01,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:04:01,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 18:04:01,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 18:04:01,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:04:01,117 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:04:01,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:04:01,118 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:04:01,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:04:01,120 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:04:01,120 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:04:01,120 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:04:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:04:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:04:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 18:04:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:04:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:04:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 18:04:01,121 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:04:01,122 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:04:01,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:04:01,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:04:01,122 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:04:01,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 18:04:01,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 18:04:01,124 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:04:01,124 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:04:01,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:04:01,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:04:01,125 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:04:01,126 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:04:01,126 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:04:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:04:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:04:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:04:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:04:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:04:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:04:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:04:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:04:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:04:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:04:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:04:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:04:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:04:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:04:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:04:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:04:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:04:01,130 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:04:01,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:04:01,130 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:04:01,130 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:04:01,130 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:04:01,131 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:04:01,131 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:04:01,132 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 18:04:01,133 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 18:04:01,133 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:04:01,133 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:04:01,133 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:04:01,133 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:04:01,134 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:04:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:04:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:04:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:04:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:04:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 18:04:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 18:04:01,135 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:04:01,136 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 18:04:01,136 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 18:04:01,136 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:04:01,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:04:01,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:04:01,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:04:02,181 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:04:02,182 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:04:02,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:04:02 BoogieIcfgContainer [2020-10-12 18:04:02,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:04:02,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:04:02,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:04:02,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:04:02,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:04:00" (1/3) ... [2020-10-12 18:04:02,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7796a6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:04:02, skipping insertion in model container [2020-10-12 18:04:02,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:04:00" (2/3) ... [2020-10-12 18:04:02,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7796a6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:04:02, skipping insertion in model container [2020-10-12 18:04:02,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:04:02" (3/3) ... [2020-10-12 18:04:02,196 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product58.cil.c [2020-10-12 18:04:02,207 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:04:02,216 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:04:02,230 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:04:02,256 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:04:02,256 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:04:02,257 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:04:02,257 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:04:02,257 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:04:02,257 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:04:02,258 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:04:02,258 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:04:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2020-10-12 18:04:02,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 18:04:02,291 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:02,292 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:02,292 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:02,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:02,298 INFO L82 PathProgramCache]: Analyzing trace with hash -298144076, now seen corresponding path program 1 times [2020-10-12 18:04:02,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:02,308 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2123203289] [2020-10-12 18:04:02,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:02,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:02,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:03,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:04,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 18:04:07,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:04:07,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4415 [2020-10-12 18:04:07,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:04:07,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:07,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 18:04:07,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-12 18:04:07,432 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:07,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:07,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:07,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:07,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-12 18:04:07,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:07,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:07,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:07,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:07,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:07,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:07,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:07,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:07,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:07,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:07,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:07,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:07,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:07,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:07,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:07,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:07,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:07,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:07,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:07,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:07,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:07,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:07,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:07,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:07,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:07,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:07,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:07,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:07,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:07,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:07,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:07,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:07,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:07,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:07,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:07,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:04:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:07,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:07,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:07,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:07,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:07,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:07,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:07,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:07,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:04:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:07,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:07,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:07,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:07,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:07,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:07,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:07,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:07,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:07,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:07,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:04:07,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2123203289] [2020-10-12 18:04:07,629 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:04:07,629 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 18:04:07,630 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469179198] [2020-10-12 18:04:07,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 18:04:07,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:07,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 18:04:07,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 18:04:07,654 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 7 states. [2020-10-12 18:04:08,057 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:08,981 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:09,266 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:09,522 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:10,216 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:10,521 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:11,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:11,650 INFO L93 Difference]: Finished difference Result 430 states and 579 transitions. [2020-10-12 18:04:11,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 18:04:11,652 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 18:04:11,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:11,668 INFO L225 Difference]: With dead ends: 430 [2020-10-12 18:04:11,669 INFO L226 Difference]: Without dead ends: 261 [2020-10-12 18:04:11,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:04:11,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-10-12 18:04:11,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 227. [2020-10-12 18:04:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-12 18:04:11,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 280 transitions. [2020-10-12 18:04:11,832 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 280 transitions. Word has length 46 [2020-10-12 18:04:11,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:11,834 INFO L479 AbstractCegarLoop]: Abstraction has 227 states and 280 transitions. [2020-10-12 18:04:11,834 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 18:04:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 280 transitions. [2020-10-12 18:04:11,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-12 18:04:11,840 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:11,840 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:11,841 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:04:11,841 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:11,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:11,841 INFO L82 PathProgramCache]: Analyzing trace with hash 108135706, now seen corresponding path program 1 times [2020-10-12 18:04:11,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:11,842 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67198184] [2020-10-12 18:04:11,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:11,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:12,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:13,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:13,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-12 18:04:13,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:13,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1995 [2020-10-12 18:04:13,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 18:04:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-12 18:04:13,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,192 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:14,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-12 18:04:14,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:14,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:14,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:14,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:14,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:14,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:14,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:14,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:14,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:14,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:14,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:14,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:14,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:14,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 18:04:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:14,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:14,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-12 18:04:14,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:14,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 18:04:14,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:14,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:04:14,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 18:04:14,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:14,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 18:04:14,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:14,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:14,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 18:04:14,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:14,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 18:04:14,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:14,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 18:04:14,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:14,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:14,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:04:14,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:14,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:14,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:14,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 18:04:14,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:14,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:14,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:14,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:14,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-12 18:04:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:14,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:14,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:14,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:14,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:14,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-12 18:04:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:14,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:14,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:14,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:14,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:14,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:14,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:14,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:14,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:14,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:14,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:14,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:04:14,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67198184] [2020-10-12 18:04:14,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:04:14,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-12 18:04:14,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401747856] [2020-10-12 18:04:14,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 18:04:14,705 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:14,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 18:04:14,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-10-12 18:04:14,707 INFO L87 Difference]: Start difference. First operand 227 states and 280 transitions. Second operand 11 states. [2020-10-12 18:04:15,109 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:16,069 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-10-12 18:04:16,412 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:16,745 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:17,068 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:17,343 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 18:04:17,594 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:17,843 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:18,255 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:18,572 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:18,834 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:20,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:20,512 INFO L93 Difference]: Finished difference Result 663 states and 945 transitions. [2020-10-12 18:04:20,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-12 18:04:20,514 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 95 [2020-10-12 18:04:20,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:20,524 INFO L225 Difference]: With dead ends: 663 [2020-10-12 18:04:20,524 INFO L226 Difference]: Without dead ends: 460 [2020-10-12 18:04:20,529 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2020-10-12 18:04:20,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2020-10-12 18:04:20,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 379. [2020-10-12 18:04:20,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2020-10-12 18:04:20,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 470 transitions. [2020-10-12 18:04:20,621 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 470 transitions. Word has length 95 [2020-10-12 18:04:20,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:20,621 INFO L479 AbstractCegarLoop]: Abstraction has 379 states and 470 transitions. [2020-10-12 18:04:20,621 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 18:04:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 470 transitions. [2020-10-12 18:04:20,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-12 18:04:20,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:20,628 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:20,629 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 18:04:20,629 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:20,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:20,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1615984520, now seen corresponding path program 1 times [2020-10-12 18:04:20,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:20,633 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1370083815] [2020-10-12 18:04:20,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:20,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:20,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:20,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:20,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:20,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:25,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:25,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-12 18:04:25,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:04:25,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-12 18:04:25,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 18:04:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-12 18:04:25,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,007 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:26,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-12 18:04:26,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:26,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:26,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:26,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:26,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:26,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:26,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:26,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:26,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:26,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:26,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:26,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:26,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:26,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:04:26,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 18:04:26,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:26,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:26,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:04:26,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:26,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:26,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:26,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:26,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-12 18:04:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:26,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:26,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-12 18:04:26,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:26,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 18:04:26,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:26,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:04:26,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 18:04:26,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:26,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 18:04:26,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:26,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:26,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:04:26,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:26,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 18:04:26,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:26,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:26,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:26,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 18:04:26,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:26,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:26,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:26,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 18:04:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:26,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 18:04:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:26,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 18:04:26,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1370083815] [2020-10-12 18:04:26,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:26,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 18:04:26,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781373043] [2020-10-12 18:04:26,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 18:04:26,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:26,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 18:04:26,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:04:26,474 INFO L87 Difference]: Start difference. First operand 379 states and 470 transitions. Second operand 13 states. [2020-10-12 18:04:26,868 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:27,538 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:28,165 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:28,442 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:04:28,733 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:29,005 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:29,390 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:29,654 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:04:29,972 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:30,233 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:31,580 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:31,823 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:32,085 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:32,334 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:33,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:33,409 INFO L93 Difference]: Finished difference Result 1105 states and 1542 transitions. [2020-10-12 18:04:33,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-12 18:04:33,410 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 118 [2020-10-12 18:04:33,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:33,417 INFO L225 Difference]: With dead ends: 1105 [2020-10-12 18:04:33,417 INFO L226 Difference]: Without dead ends: 719 [2020-10-12 18:04:33,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=240, Invalid=882, Unknown=0, NotChecked=0, Total=1122 [2020-10-12 18:04:33,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2020-10-12 18:04:33,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 620. [2020-10-12 18:04:33,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2020-10-12 18:04:33,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 749 transitions. [2020-10-12 18:04:33,543 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 749 transitions. Word has length 118 [2020-10-12 18:04:33,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:33,543 INFO L479 AbstractCegarLoop]: Abstraction has 620 states and 749 transitions. [2020-10-12 18:04:33,544 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 18:04:33,544 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 749 transitions. [2020-10-12 18:04:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-12 18:04:33,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:33,546 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:33,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 18:04:33,546 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:33,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:33,547 INFO L82 PathProgramCache]: Analyzing trace with hash -2072003935, now seen corresponding path program 1 times [2020-10-12 18:04:33,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:33,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [43919985] [2020-10-12 18:04:33,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:33,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:33,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:34,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:34,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-12 18:04:34,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:34,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1324 [2020-10-12 18:04:34,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:34,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 18:04:34,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:34,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-12 18:04:34,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,174 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:35,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:35,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-12 18:04:35,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:35,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:35,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:35,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:35,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:35,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:35,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:35,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:35,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:35,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:35,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:35,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:35,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:35,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:35,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:35,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:35,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:35,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:35,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:35,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:35,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 18:04:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:35,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:35,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-12 18:04:35,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:35,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 18:04:35,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:04:35,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:35,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:35,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:35,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:35,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:35,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:35,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:35,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:35,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:35,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:35,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:35,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:35,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:35,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:35,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-12 18:04:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:35,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:35,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:35,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:35,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:35,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-12 18:04:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:35,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:35,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:35,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:35,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:35,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:35,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:35,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:35,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:35,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:35,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:04:35,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [43919985] [2020-10-12 18:04:35,490 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:04:35,490 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-12 18:04:35,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848895759] [2020-10-12 18:04:35,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 18:04:35,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:35,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 18:04:35,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-10-12 18:04:35,492 INFO L87 Difference]: Start difference. First operand 620 states and 749 transitions. Second operand 11 states. [2020-10-12 18:04:35,953 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:36,532 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:37,121 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-12 18:04:37,405 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:04:37,643 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:04:38,108 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-12 18:04:38,387 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:04:38,627 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:04:39,664 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:39,908 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:41,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:41,569 INFO L93 Difference]: Finished difference Result 1474 states and 2057 transitions. [2020-10-12 18:04:41,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-12 18:04:41,569 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 99 [2020-10-12 18:04:41,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:41,580 INFO L225 Difference]: With dead ends: 1474 [2020-10-12 18:04:41,581 INFO L226 Difference]: Without dead ends: 937 [2020-10-12 18:04:41,584 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=166, Invalid=646, Unknown=0, NotChecked=0, Total=812 [2020-10-12 18:04:41,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2020-10-12 18:04:41,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 789. [2020-10-12 18:04:41,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-10-12 18:04:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1007 transitions. [2020-10-12 18:04:41,762 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1007 transitions. Word has length 99 [2020-10-12 18:04:41,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:41,764 INFO L479 AbstractCegarLoop]: Abstraction has 789 states and 1007 transitions. [2020-10-12 18:04:41,764 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 18:04:41,764 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1007 transitions. [2020-10-12 18:04:41,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-12 18:04:41,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:41,769 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:41,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 18:04:41,769 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:41,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:41,770 INFO L82 PathProgramCache]: Analyzing trace with hash -602633714, now seen corresponding path program 1 times [2020-10-12 18:04:41,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:41,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1737949474] [2020-10-12 18:04:41,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:41,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:41,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:42,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:42,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:42,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:42,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:42,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:43,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:43,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:44,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:46,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:46,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-12 18:04:46,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 18:04:46,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-12 18:04:46,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-10-12 18:04:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 211 [2020-10-12 18:04:46,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,078 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:47,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-12 18:04:47,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:47,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:47,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:47,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:47,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:47,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:47,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:47,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:47,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:47,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:47,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:47,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:47,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:04:47,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:47,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:04:47,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:47,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:47,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:47,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 18:04:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:04:47,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:47,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:47,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:47,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:04:47,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:47,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:47,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:47,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:47,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-12 18:04:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 18:04:47,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:47,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 18:04:47,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:47,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:47,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 18:04:47,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:47,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 18:04:47,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 18:04:47,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:04:47,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:47,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:47,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:47,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:47,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:47,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:47,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:04:47,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:47,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:47,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 18:04:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:47,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:47,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:47,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:47,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:47,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:47,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:47,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 18:04:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:47,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:47,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:47,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:47,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 18:04:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:47,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:47,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:47,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:47,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-12 18:04:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:47,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:47,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:47,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:47,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:47,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:47,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:47,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 26 proven. 11 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-12 18:04:47,637 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1737949474] [2020-10-12 18:04:47,637 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:47,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-12 18:04:47,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201980460] [2020-10-12 18:04:47,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-12 18:04:47,639 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:47,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-12 18:04:47,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-10-12 18:04:47,640 INFO L87 Difference]: Start difference. First operand 789 states and 1007 transitions. Second operand 15 states. [2020-10-12 18:04:48,238 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:49,315 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 186 [2020-10-12 18:04:49,743 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:50,037 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:50,290 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:51,023 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 188 [2020-10-12 18:04:51,738 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-12 18:04:52,434 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-12 18:04:53,505 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:53,760 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:54,050 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:54,307 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:54,986 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:55,907 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187 [2020-10-12 18:04:56,590 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-12 18:05:00,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:00,132 INFO L93 Difference]: Finished difference Result 2154 states and 3114 transitions. [2020-10-12 18:05:00,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-12 18:05:00,132 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 160 [2020-10-12 18:05:00,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:00,144 INFO L225 Difference]: With dead ends: 2154 [2020-10-12 18:05:00,144 INFO L226 Difference]: Without dead ends: 1422 [2020-10-12 18:05:00,150 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 58 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=529, Invalid=1921, Unknown=0, NotChecked=0, Total=2450 [2020-10-12 18:05:00,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2020-10-12 18:05:00,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 1181. [2020-10-12 18:05:00,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1181 states. [2020-10-12 18:05:00,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1181 states and 1573 transitions. [2020-10-12 18:05:00,382 INFO L78 Accepts]: Start accepts. Automaton has 1181 states and 1573 transitions. Word has length 160 [2020-10-12 18:05:00,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:00,383 INFO L479 AbstractCegarLoop]: Abstraction has 1181 states and 1573 transitions. [2020-10-12 18:05:00,383 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-12 18:05:00,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1573 transitions. [2020-10-12 18:05:00,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-12 18:05:00,387 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:00,387 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:05:00,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 18:05:00,388 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:00,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:00,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1505306363, now seen corresponding path program 1 times [2020-10-12 18:05:00,388 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:00,389 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [530619606] [2020-10-12 18:05:00,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:00,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:00,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:00,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:00,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:01,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:01,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:02,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:02,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-12 18:05:02,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:05:02,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2185 [2020-10-12 18:05:02,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:05:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:02,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-12 18:05:02,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:02,904 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:05:02,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:02,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:02,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:02,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:02,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:02,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-12 18:05:02,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:02,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:05:02,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:02,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:02,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:02,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:02,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:02,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:02,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:02,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:02,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:02,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:02,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:02,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:02,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:05:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:02,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:02,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:02,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:02,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:02,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:02,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:02,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:02,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:02,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:02,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:02,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:02,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:02,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:02,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:02,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:02,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:02,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:05:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:02,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:02,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:02,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:02,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:02,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:02,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:02,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:02,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:02,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:02,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:05:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:03,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:03,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:03,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:05:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 18:05:03,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 18:05:03,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:03,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-12 18:05:03,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:05:03,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 18:05:03,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:05:03,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:03,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:05:03,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:03,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:05:03,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:03,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:05:03,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:03,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:05:03,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:03,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:03,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:03,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 18:05:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:03,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:03,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:03,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 18:05:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:05:03,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:05:03,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:03,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 18:05:03,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 18:05:03,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:03,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:03,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:03,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:03,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-12 18:05:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:03,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:03,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-12 18:05:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-12 18:05:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:03,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:03,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:03,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:03,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:03,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:03,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:03,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:03,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:03,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:03,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 18:05:03,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [530619606] [2020-10-12 18:05:03,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:05:03,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 18:05:03,181 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023295728] [2020-10-12 18:05:03,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 18:05:03,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:03,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 18:05:03,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-12 18:05:03,182 INFO L87 Difference]: Start difference. First operand 1181 states and 1573 transitions. Second operand 8 states. [2020-10-12 18:05:03,456 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:05:05,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:05,155 INFO L93 Difference]: Finished difference Result 2397 states and 3345 transitions. [2020-10-12 18:05:05,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 18:05:05,156 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 145 [2020-10-12 18:05:05,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:05,165 INFO L225 Difference]: With dead ends: 2397 [2020-10-12 18:05:05,165 INFO L226 Difference]: Without dead ends: 1240 [2020-10-12 18:05:05,172 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-12 18:05:05,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2020-10-12 18:05:05,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1062. [2020-10-12 18:05:05,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1062 states. [2020-10-12 18:05:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 1062 states and 1383 transitions. [2020-10-12 18:05:05,402 INFO L78 Accepts]: Start accepts. Automaton has 1062 states and 1383 transitions. Word has length 145 [2020-10-12 18:05:05,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:05,404 INFO L479 AbstractCegarLoop]: Abstraction has 1062 states and 1383 transitions. [2020-10-12 18:05:05,404 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 18:05:05,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1383 transitions. [2020-10-12 18:05:05,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-10-12 18:05:05,413 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:05,414 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 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] [2020-10-12 18:05:05,414 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 18:05:05,414 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:05,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:05,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1464421187, now seen corresponding path program 1 times [2020-10-12 18:05:05,415 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:05,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1967940780] [2020-10-12 18:05:05,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:05,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:05,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:05,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:05,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:05,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:06,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 343 [2020-10-12 18:05:10,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 18:05:10,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-12 18:05:10,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-12 18:05:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:10,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 228 [2020-10-12 18:05:10,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,713 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:05:10,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:10,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 18:05:10,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:05:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:10,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:10,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:10,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:05:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:10,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:10,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:10,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:10,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:10,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:10,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:10,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:10,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:10,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:05:10,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:05:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:10,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:10,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:10,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:10,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:10,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:05:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:10,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:10,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:10,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:10,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:05:10,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:05:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-12 18:05:10,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 18:05:10,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 18:05:10,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:10,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 18:05:10,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:10,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-12 18:05:10,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:05:10,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:10,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 18:05:10,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:10,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 18:05:10,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:05:10,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 18:05:10,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:10,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:10,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:10,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:10,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:05:10,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:10,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:10,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:10,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:10,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:10,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 18:05:10,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:10,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:05:11,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:11,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:11,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 18:05:11,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-12 18:05:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:11,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:11,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 18:05:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-12 18:05:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 18:05:11,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:05:11,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 18:05:11,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:11,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:11,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 18:05:11,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:05:11,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:05:11,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:11,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 18:05:11,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:05:11,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:11,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:05:11,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:11,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:05:11,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:05:11,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:11,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 18:05:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:11,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:11,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:11,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:11,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 18:05:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 18:05:11,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:05:11,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-12 18:05:11,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 18:05:11,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:11,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 18:05:11,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:11,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:05:11,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:05:11,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 18:05:11,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 18:05:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 18:05:11,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:05:11,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:05:11,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:11,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:05:11,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:11,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:05:11,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:05:11,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:05:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 18:05:11,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:11,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:05:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:11,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:11,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:11,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:11,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-12 18:05:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:11,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-12 18:05:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:05:11,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:11,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:05:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:05:11,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:11,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:11,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-12 18:05:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:11,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-12 18:05:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:11,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:11,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:11,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:11,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:11,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:11,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:11,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:11,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:11,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:11,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:11,532 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 36 proven. 42 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-10-12 18:05:11,532 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1967940780] [2020-10-12 18:05:11,533 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:05:11,533 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-12 18:05:11,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129877979] [2020-10-12 18:05:11,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-12 18:05:11,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:11,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-12 18:05:11,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2020-10-12 18:05:11,534 INFO L87 Difference]: Start difference. First operand 1062 states and 1383 transitions. Second operand 20 states. [2020-10-12 18:05:12,127 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-10-12 18:05:12,849 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:05:13,615 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:05:13,893 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:05:14,198 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:05:14,521 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:05:15,868 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:05:16,391 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-12 18:05:16,896 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-12 18:05:17,378 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-12 18:05:18,302 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 18:05:18,601 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:05:18,858 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:05:19,100 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:05:19,569 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2020-10-12 18:05:21,683 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-10-12 18:05:25,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:25,545 INFO L93 Difference]: Finished difference Result 2550 states and 3731 transitions. [2020-10-12 18:05:25,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-12 18:05:25,546 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 243 [2020-10-12 18:05:25,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:25,557 INFO L225 Difference]: With dead ends: 2550 [2020-10-12 18:05:25,557 INFO L226 Difference]: Without dead ends: 1484 [2020-10-12 18:05:25,567 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 98 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 963 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=567, Invalid=3093, Unknown=0, NotChecked=0, Total=3660 [2020-10-12 18:05:25,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2020-10-12 18:05:25,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1217. [2020-10-12 18:05:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1217 states. [2020-10-12 18:05:25,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1520 transitions. [2020-10-12 18:05:25,808 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1520 transitions. Word has length 243 [2020-10-12 18:05:25,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:25,808 INFO L479 AbstractCegarLoop]: Abstraction has 1217 states and 1520 transitions. [2020-10-12 18:05:25,808 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-12 18:05:25,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1520 transitions. [2020-10-12 18:05:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-10-12 18:05:25,822 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:05:25,822 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 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, 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] [2020-10-12 18:05:25,822 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 18:05:25,822 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:05:25,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:05:25,823 INFO L82 PathProgramCache]: Analyzing trace with hash -272119536, now seen corresponding path program 1 times [2020-10-12 18:05:25,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:05:25,831 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529853608] [2020-10-12 18:05:25,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:05:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:25,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:25,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:25,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:26,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:26,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:28,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:30,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:30,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 365 [2020-10-12 18:05:30,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:05:30,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-12 18:05:30,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 18:05:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 112 [2020-10-12 18:05:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-12 18:05:30,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,122 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:05:31,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:05:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:31,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:05:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:31,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:05:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:31,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:05:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:05:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-12 18:05:31,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:05:31,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 18:05:31,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-12 18:05:31,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:05:31,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:05:31,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-12 18:05:31,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:05:31,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:05:31,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:05:31,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:31,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-12 18:05:31,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:05:31,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:05:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 18:05:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:31,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:31,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-12 18:05:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 18:05:31,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 18:05:31,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-12 18:05:31,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:05:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 18:05:31,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:05:31,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:05:31,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-12 18:05:31,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 18:05:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:31,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 18:05:31,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 18:05:31,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 18:05:31,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:31,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:05:31,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-12 18:05:31,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:05:31,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:05:31,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 18:05:31,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:05:31,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:05:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:05:31,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:05:31,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-12 18:05:31,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 18:05:31,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:31,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:05:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 18:05:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:31,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:31,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:05:31,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:31,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-12 18:05:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 18:05:31,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:05:31,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-12 18:05:31,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:31,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 18:05:31,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:31,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:05:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:05:31,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 18:05:31,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:05:31,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 18:05:31,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:05:31,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:05:31,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:05:31,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:05:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:05:31,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:05:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:05:31,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:05:31,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 18:05:31,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:31,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:05:31,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:05:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:05:31,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:05:31,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 18:05:31,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-12 18:05:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:31,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-12 18:05:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:05:31,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:05:31,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 18:05:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:05:31,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:05:31,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:05:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:05:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:05:31,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:05:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:05:31,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:05:31,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-12 18:05:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:05:31,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:31,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:05:31,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-12 18:05:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:05:31,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:05:31,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:05:31,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:05:31,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:05:31,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:05:31,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:05:31,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:05:31,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:05:31,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:05:31,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:05:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 45 proven. 37 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-10-12 18:05:31,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529853608] [2020-10-12 18:05:31,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:05:31,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 18:05:31,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805585387] [2020-10-12 18:05:31,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 18:05:31,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:05:31,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 18:05:31,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:05:31,970 INFO L87 Difference]: Start difference. First operand 1217 states and 1520 transitions. Second operand 13 states. [2020-10-12 18:05:32,751 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:05:33,895 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:05:34,684 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:05:34,956 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:05:35,208 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:05:35,443 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:05:35,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:05:35,927 INFO L93 Difference]: Finished difference Result 1550 states and 1930 transitions. [2020-10-12 18:05:35,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-12 18:05:35,927 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 259 [2020-10-12 18:05:35,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:05:35,928 INFO L225 Difference]: With dead ends: 1550 [2020-10-12 18:05:35,928 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:05:35,934 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 102 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=139, Invalid=511, Unknown=0, NotChecked=0, Total=650 [2020-10-12 18:05:35,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:05:35,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:05:35,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:05:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:05:35,935 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 259 [2020-10-12 18:05:35,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:05:35,935 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:05:35,935 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 18:05:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:05:35,935 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:05:35,936 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 18:05:35,938 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:05:36,173 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 227 [2020-10-12 18:05:36,570 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 227 [2020-10-12 18:05:36,753 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 225 [2020-10-12 18:05:39,306 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 37 [2020-10-12 18:05:40,054 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 293 DAG size of output: 37 [2020-10-12 18:05:40,234 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 214 [2020-10-12 18:05:41,392 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 253 [2020-10-12 18:05:43,808 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 206 [2020-10-12 18:05:44,285 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 236 [2020-10-12 18:05:45,794 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 245 [2020-10-12 18:05:46,260 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 206 [2020-10-12 18:05:46,698 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 236 [2020-10-12 18:05:48,151 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 245 [2020-10-12 18:05:49,622 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-12 18:05:49,824 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 18:05:50,185 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:50,537 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:51,855 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 190 DAG size of output: 35 [2020-10-12 18:05:52,038 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-12 18:05:52,653 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 19 [2020-10-12 18:05:53,081 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-10-12 18:05:54,161 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-12 18:05:54,370 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:05:54,837 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:55,223 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:55,456 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-12 18:05:55,710 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 28 [2020-10-12 18:05:57,010 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 186 DAG size of output: 30 [2020-10-12 18:05:57,447 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 24 [2020-10-12 18:05:58,502 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-10-12 18:05:58,956 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-10-12 18:05:59,397 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2020-10-12 18:06:00,093 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 26 [2020-10-12 18:06:00,235 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-12 18:06:00,805 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 19 [2020-10-12 18:06:01,866 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 185 DAG size of output: 32 [2020-10-12 18:06:02,104 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-10-12 18:06:02,873 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 38 [2020-10-12 18:06:03,439 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:06:03,808 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:06:04,224 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:06:04,939 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 38 [2020-10-12 18:06:05,334 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-10-12 18:06:05,449 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-12 18:06:05,833 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:06:06,140 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-12 18:06:06,623 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-12 18:06:06,844 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 24 [2020-10-12 18:06:07,160 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 13 [2020-10-12 18:06:08,405 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 160 DAG size of output: 30 [2020-10-12 18:06:08,823 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-10-12 18:06:10,053 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 160 DAG size of output: 30 [2020-10-12 18:06:11,017 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-12 18:06:11,253 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2020-10-12 18:06:11,259 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-12 18:06:11,259 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-12 18:06:11,259 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-12 18:06:11,259 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-12 18:06:11,259 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:06:11,259 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-12 18:06:11,259 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:06:11,260 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-12 18:06:11,261 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 674 680) the Hoare annotation is: true [2020-10-12 18:06:11,261 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 674 680) no Hoare annotation was computed. [2020-10-12 18:06:11,261 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 681 689) no Hoare annotation was computed. [2020-10-12 18:06:11,261 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 681 689) the Hoare annotation is: true [2020-10-12 18:06:11,261 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 681 689) no Hoare annotation was computed. [2020-10-12 18:06:11,261 INFO L268 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2020-10-12 18:06:11,261 INFO L268 CegarLoopResult]: For program point L417-1(lines 409 433) no Hoare annotation was computed. [2020-10-12 18:06:11,261 INFO L271 CegarLoopResult]: At program point L415(line 415) the Hoare annotation is: true [2020-10-12 18:06:11,262 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 409 433) the Hoare annotation is: true [2020-10-12 18:06:11,262 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-10-12 18:06:11,262 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 409 433) no Hoare annotation was computed. [2020-10-12 18:06:11,262 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~waterLevel~0 1)) .cse2 .cse0) (or .cse2 .cse0 .cse1))) [2020-10-12 18:06:11,262 INFO L268 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-10-12 18:06:11,262 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~waterLevel~0 1)) .cse2 .cse0) (or .cse2 .cse0 .cse1))) [2020-10-12 18:06:11,263 INFO L268 CegarLoopResult]: For program point L419-1(line 419) no Hoare annotation was computed. [2020-10-12 18:06:11,263 INFO L268 CegarLoopResult]: For program point L642-1(lines 642 649) no Hoare annotation was computed. [2020-10-12 18:06:11,263 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-10-12 18:06:11,263 INFO L264 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,263 INFO L264 CegarLoopResult]: At program point L638(line 638) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,263 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 632 654) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,264 INFO L264 CegarLoopResult]: At program point L638-1(line 638) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,264 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 632 654) no Hoare annotation was computed. [2020-10-12 18:06:11,264 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 632 654) no Hoare annotation was computed. [2020-10-12 18:06:11,264 INFO L264 CegarLoopResult]: At program point L644(line 644) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,264 INFO L264 CegarLoopResult]: At program point L644-1(line 644) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,264 INFO L268 CegarLoopResult]: For program point L642(lines 642 649) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 587 610) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 587 610) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 587 610) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L603(line 603) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L601(line 601) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L600(line 600) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-12 18:06:11,265 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 825 833) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 825 833) the Hoare annotation is: true [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 825 833) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L271 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: true [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point L898-2(lines 898 902) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point L896-1(line 896) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 889 907) the Hoare annotation is: true [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 889 907) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-10-12 18:06:11,266 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 889 907) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point L853(lines 853 861) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point L853-2(lines 853 861) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 834 869) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 834 869) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 834 869) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 667 673) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 667 673) the Hoare annotation is: true [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:06:11,267 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 619 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,268 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 619 628) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 619 628) no Hoare annotation was computed. [2020-10-12 18:06:11,268 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 814 824) the Hoare annotation is: true [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 814 824) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 814 824) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L271 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: true [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point L819-1(line 819) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 806 813) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 806 813) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 806 813) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2020-10-12 18:06:11,269 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2020-10-12 18:06:11,269 INFO L264 CegarLoopResult]: At program point L769(line 769) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (not (<= 1 |old(~pumpRunning~0)|)) .cse0))) [2020-10-12 18:06:11,270 INFO L264 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))) (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:06:11,270 INFO L268 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-10-12 18:06:11,270 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (= ~waterLevel~0 1)) (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:06:11,270 INFO L268 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-10-12 18:06:11,270 INFO L268 CegarLoopResult]: For program point L759(lines 759 776) no Hoare annotation was computed. [2020-10-12 18:06:11,270 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 755 779) no Hoare annotation was computed. [2020-10-12 18:06:11,270 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 755 779) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-12 18:06:11,270 INFO L264 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or (not (= ~waterLevel~0 1)) (not (<= 1 |old(~pumpRunning~0)|)) .cse1))) [2020-10-12 18:06:11,270 INFO L268 CegarLoopResult]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2020-10-12 18:06:11,270 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2020-10-12 18:06:11,270 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2020-10-12 18:06:11,270 INFO L268 CegarLoopResult]: For program point L929(lines 929 933) no Hoare annotation was computed. [2020-10-12 18:06:11,271 INFO L264 CegarLoopResult]: At program point testENTRY(lines 917 982) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:06:11,271 INFO L268 CegarLoopResult]: For program point testFINAL(lines 917 982) no Hoare annotation was computed. [2020-10-12 18:06:11,271 INFO L264 CegarLoopResult]: At program point L975(lines 926 976) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 2 ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= ~waterLevel~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse1) (and .cse2 .cse0 .cse1) (and (<= 1 ~pumpRunning~0) .cse2 .cse0) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 18:06:11,271 INFO L268 CegarLoopResult]: For program point L965(lines 965 969) no Hoare annotation was computed. [2020-10-12 18:06:11,271 INFO L264 CegarLoopResult]: At program point L965-2(lines 957 970) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 18:06:11,271 INFO L268 CegarLoopResult]: For program point L928(lines 927 974) no Hoare annotation was computed. [2020-10-12 18:06:11,271 INFO L264 CegarLoopResult]: At program point L959(line 959) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 18:06:11,271 INFO L268 CegarLoopResult]: For program point L957(lines 957 970) no Hoare annotation was computed. [2020-10-12 18:06:11,271 INFO L264 CegarLoopResult]: At program point L949(line 949) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 18:06:11,271 INFO L268 CegarLoopResult]: For program point L947(lines 947 953) no Hoare annotation was computed. [2020-10-12 18:06:11,271 INFO L268 CegarLoopResult]: For program point L947-1(lines 947 953) no Hoare annotation was computed. [2020-10-12 18:06:11,271 INFO L264 CegarLoopResult]: At program point L972(lines 927 974) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 18:06:11,272 INFO L264 CegarLoopResult]: At program point L939(line 939) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse1 .cse2))) [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point L937(lines 937 943) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point L937-1(lines 937 943) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point testEXIT(lines 917 982) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 780 787) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 780 787) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 780 787) no Hoare annotation was computed. [2020-10-12 18:06:11,272 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 544 552) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 544 552) the Hoare annotation is: true [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 544 552) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L506(lines 506 514) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:06:11,273 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 657 666) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 657 666) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 657 666) no Hoare annotation was computed. [2020-10-12 18:06:11,274 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:06:11,275 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.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)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 18:06:11,275 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:06:11,275 INFO L264 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-12 18:06:11,275 INFO L268 CegarLoopResult]: For program point L800-1(lines 789 805) no Hoare annotation was computed. [2020-10-12 18:06:11,275 INFO L268 CegarLoopResult]: For program point L796(lines 796 802) no Hoare annotation was computed. [2020-10-12 18:06:11,276 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 789 805) no Hoare annotation was computed. [2020-10-12 18:06:11,276 INFO L264 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-12 18:06:11,276 INFO L268 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-10-12 18:06:11,276 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 789 805) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-12 18:06:11,276 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 521 529) the Hoare annotation is: true [2020-10-12 18:06:11,276 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2020-10-12 18:06:11,276 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2020-10-12 18:06:11,276 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 870 888) no Hoare annotation was computed. [2020-10-12 18:06:11,277 INFO L268 CegarLoopResult]: For program point L879(lines 879 883) no Hoare annotation was computed. [2020-10-12 18:06:11,277 INFO L271 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: true [2020-10-12 18:06:11,277 INFO L268 CegarLoopResult]: For program point L879-2(lines 879 883) no Hoare annotation was computed. [2020-10-12 18:06:11,277 INFO L268 CegarLoopResult]: For program point L877-1(line 877) no Hoare annotation was computed. [2020-10-12 18:06:11,277 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 870 888) the Hoare annotation is: true [2020-10-12 18:06:11,277 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 870 888) no Hoare annotation was computed. [2020-10-12 18:06:11,277 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:06:11,277 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:06:11,278 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:06:11,278 INFO L268 CegarLoopResult]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2020-10-12 18:06:11,278 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or (not (= ~waterLevel~0 1)) .cse3 .cse0 .cse2) (or .cse3 .cse0 .cse1 .cse2))) [2020-10-12 18:06:11,278 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2020-10-12 18:06:11,278 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2020-10-12 18:06:11,278 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2020-10-12 18:06:11,278 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2020-10-12 18:06:11,279 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 0))) (or (not (= |old(~waterLevel~0)| 1)) .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse2 .cse0 .cse1))) [2020-10-12 18:06:11,279 INFO L268 CegarLoopResult]: For program point L701(lines 700 719) no Hoare annotation was computed. [2020-10-12 18:06:11,279 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and (= 2 ~waterLevel~0) .cse5)) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 .cse1 .cse4 .cse2) (or .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2020-10-12 18:06:11,279 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2020-10-12 18:06:11,279 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2020-10-12 18:06:11,279 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 .cse3 .cse1 .cse2) (or (and (= ~waterLevel~0 1) .cse4) (not (<= 1 |old(~pumpRunning~0)|)) .cse3 .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2020-10-12 18:06:11,279 INFO L264 CegarLoopResult]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0))) (let ((.cse3 (= 2 ~waterLevel~0))) (or (and (<= 1 ~pumpRunning~0) .cse3) .cse4 .cse1 .cse2 (and .cse3 .cse5))) (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2020-10-12 18:06:11,280 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-12 18:06:11,280 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 556 585) no Hoare annotation was computed. [2020-10-12 18:06:11,280 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 556 585) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and (= 2 ~waterLevel~0) .cse5)) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 .cse1 .cse4 .cse2) (or .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2020-10-12 18:06:11,280 INFO L268 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2020-10-12 18:06:11,280 INFO L264 CegarLoopResult]: At program point L570-1(lines 570 574) the Hoare annotation is: (let ((.cse8 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and .cse8 .cse9 (<= ~waterLevel~0 0))) (.cse1 (and (= ~waterLevel~0 1) .cse9)) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= |old(~waterLevel~0)| 0))) (let ((.cse5 (= 2 ~waterLevel~0))) (or .cse4 (and (<= 1 ~pumpRunning~0) .cse5) .cse1 .cse6 .cse2 .cse3 (and .cse5 .cse7))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse4 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse6 .cse2)))) [2020-10-12 18:06:11,280 INFO L268 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-12 18:06:11,281 INFO L264 CegarLoopResult]: At program point L566-2(lines 566 580) the Hoare annotation is: (let ((.cse8 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and .cse8 .cse9 (<= ~waterLevel~0 0))) (.cse1 (and (= ~waterLevel~0 1) .cse9)) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= |old(~waterLevel~0)| 0))) (let ((.cse5 (= 2 ~waterLevel~0))) (or .cse4 (and (<= 1 ~pumpRunning~0) .cse5) .cse1 .cse6 .cse2 .cse3 (and .cse5 .cse7))) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse3) (or .cse4 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse6 .cse2)))) [2020-10-12 18:06:11,281 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and (= 2 ~waterLevel~0) .cse5)) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (<= |old(~waterLevel~0)| 0))) (or .cse0 .cse1 .cse4 .cse2) (or .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2020-10-12 18:06:11,281 INFO L268 CegarLoopResult]: For program point L562-1(line 562) no Hoare annotation was computed. [2020-10-12 18:06:11,281 INFO L271 CegarLoopResult]: At program point L581(lines 556 585) the Hoare annotation is: true [2020-10-12 18:06:11,281 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: (or (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) (not (= 1 ~systemActive~0))) [2020-10-12 18:06:11,281 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2020-10-12 18:06:11,281 INFO L268 CegarLoopResult]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2020-10-12 18:06:11,281 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 611 617) no Hoare annotation was computed. [2020-10-12 18:06:11,282 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 611 617) the Hoare annotation is: true [2020-10-12 18:06:11,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:06:11,282 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-12 18:06:11,282 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:06:11,282 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:06:11,282 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 908 915) no Hoare annotation was computed. [2020-10-12 18:06:11,282 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 908 915) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= |old(~systemActive~0)| ~systemActive~0)) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 (not (<= 1 ~pumpRunning~0)) .cse3))) [2020-10-12 18:06:11,282 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 908 915) no Hoare annotation was computed. [2020-10-12 18:06:11,283 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-10-12 18:06:11,283 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-12 18:06:11,283 INFO L264 CegarLoopResult]: At program point L735(line 735) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))))) [2020-10-12 18:06:11,283 INFO L268 CegarLoopResult]: For program point L735-1(line 735) no Hoare annotation was computed. [2020-10-12 18:06:11,283 INFO L268 CegarLoopResult]: For program point L733(lines 733 750) no Hoare annotation was computed. [2020-10-12 18:06:11,283 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2020-10-12 18:06:11,284 INFO L264 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:06:11,284 INFO L268 CegarLoopResult]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2020-10-12 18:06:11,284 INFO L264 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:06:11,284 INFO L264 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment__wrappee__highWaterSensor_~tmp~5)) (not (= 2 ~waterLevel~0))))) [2020-10-12 18:06:11,284 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2020-10-12 18:06:11,284 INFO L268 CegarLoopResult]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2020-10-12 18:06:11,284 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~pumpRunning~0)) (= 2 ~waterLevel~0) .cse0 .cse1) (or (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse0 .cse1) (or (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1)) .cse2 .cse1))) [2020-10-12 18:06:11,285 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 435 442) no Hoare annotation was computed. [2020-10-12 18:06:11,285 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2020-10-12 18:06:11,285 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 435 442) the Hoare annotation is: true [2020-10-12 18:06:11,285 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 435 442) no Hoare annotation was computed. [2020-10-12 18:06:11,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:06:11 BoogieIcfgContainer [2020-10-12 18:06:11,308 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:06:11,309 INFO L168 Benchmark]: Toolchain (without parser) took 131019.99 ms. Allocated memory was 140.5 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 102.8 MB in the beginning and 560.1 MB in the end (delta: -457.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:06:11,310 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-12 18:06:11,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.08 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.6 MB in the beginning and 168.8 MB in the end (delta: -66.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2020-10-12 18:06:11,311 INFO L168 Benchmark]: Boogie Preprocessor took 123.13 ms. Allocated memory is still 204.5 MB. Free memory was 168.8 MB in the beginning and 164.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-12 18:06:11,311 INFO L168 Benchmark]: RCFGBuilder took 1141.47 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 164.7 MB in the beginning and 189.9 MB in the end (delta: -25.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. [2020-10-12 18:06:11,312 INFO L168 Benchmark]: TraceAbstraction took 129118.83 ms. Allocated memory was 237.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 189.9 MB in the beginning and 560.1 MB in the end (delta: -370.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-12 18:06:11,315 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 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 632.08 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 102.6 MB in the beginning and 168.8 MB in the end (delta: -66.2 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.13 ms. Allocated memory is still 204.5 MB. Free memory was 168.8 MB in the beginning and 164.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1141.47 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 164.7 MB in the beginning and 189.9 MB in the end (delta: -25.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 129118.83 ms. Allocated memory was 237.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 189.9 MB in the beginning and 560.1 MB in the end (delta: -370.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: 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: 926]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && waterLevel <= 0)) || !(\old(waterLevel) == 1)) || (waterLevel == 1 && pumpRunning == 0)) || ((2 == waterLevel && 1 == systemActive) && pumpRunning == 0)) || ((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((2 == waterLevel && 1 == systemActive) && pumpRunning == 0)) || ((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (((((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || (waterLevel == 1 && pumpRunning == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 0)) && ((((((((1 == systemActive && pumpRunning == 0) && waterLevel <= 0) || (1 <= pumpRunning && 2 == waterLevel)) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(waterLevel) == 2)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (2 == waterLevel && pumpRunning == \old(pumpRunning)))) && (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0))) && ((((((1 == systemActive && pumpRunning == 0) && waterLevel <= 0) || (waterLevel == 1 && pumpRunning == 0)) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) || !(1 == systemActive)) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 93.6s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 55.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 35.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1510 SDtfs, 4604 SDslu, 3439 SDs, 0 SdLazy, 15691 SolverSat, 3848 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 683 GetRequests, 441 SyntacticMatches, 9 SemanticMatches, 233 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2297 ImplicationChecksByTransitivity, 26.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1217occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 1048 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 2962 PreInvPairs, 3919 NumberOfFragments, 2088 HoareAnnotationTreeSize, 2962 FomulaSimplifications, 34825253 FormulaSimplificationTreeSizeReduction, 13.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 44010 FormulaSimplificationTreeSizeReductionInter, 22.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 36.0s InterpolantComputationTime, 1165 NumberOfCodeBlocks, 1165 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1157 ConstructedInterpolants, 0 QuantifiedInterpolants, 588415 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 395/489 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...