/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SHALLOWEST --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:27:59,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:27:59,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:27:59,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:27:59,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:27:59,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:27:59,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:27:59,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:27:59,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:27:59,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:27:59,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:27:59,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:27:59,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:27:59,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:27:59,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:27:59,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:27:59,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:27:59,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:27:59,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:27:59,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:27:59,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:27:59,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:27:59,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:27:59,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:27:59,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:27:59,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:27:59,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:27:59,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:27:59,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:27:59,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:27:59,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:27:59,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:27:59,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:27:59,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:27:59,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:27:59,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:27:59,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:27:59,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:27:59,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:27:59,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:27:59,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:27:59,459 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 [2020-10-27 03:27:59,510 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:27:59,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:27:59,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:27:59,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:27:59,516 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:27:59,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:27:59,516 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:27:59,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:27:59,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:27:59,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:27:59,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:27:59,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:27:59,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:27:59,519 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:27:59,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:27:59,519 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:27:59,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:27:59,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:27:59,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:27:59,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:27:59,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:27:59,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:27:59,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:27:59,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:27:59,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:27:59,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:27:59,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:27:59,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:27:59,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:27:59,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:27:59,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:27:59,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:28:00,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:28:00,001 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:28:00,002 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:28:00,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2020-10-27 03:28:00,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01f2ff207/921c95b9e6a9423c92960d7bbc348d43/FLAG8dec3fd79 [2020-10-27 03:28:00,862 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:28:00,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2020-10-27 03:28:00,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01f2ff207/921c95b9e6a9423c92960d7bbc348d43/FLAG8dec3fd79 [2020-10-27 03:28:01,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/01f2ff207/921c95b9e6a9423c92960d7bbc348d43 [2020-10-27 03:28:01,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:28:01,104 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:28:01,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:28:01,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:28:01,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:28:01,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e25dae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01, skipping insertion in model container [2020-10-27 03:28:01,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:28:01,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:28:01,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:28:01,551 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:28:01,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:28:01,753 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:28:01,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01 WrapperNode [2020-10-27 03:28:01,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:28:01,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:28:01,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:28:01,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:28:01,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (1/1) ... [2020-10-27 03:28:01,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:28:01,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:28:01,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:28:01,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:28:01,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (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 [2020-10-27 03:28:01,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:28:01,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:28:01,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:28:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:28:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:28:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:28:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:28:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:28:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:28:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:28:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:28:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:28:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:28:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:28:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:28:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:28:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:28:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:28:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:28:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:28:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:28:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:28:02,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:28:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:28:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:28:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:28:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:28:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:28:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:28:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:28:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:28:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:28:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:28:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:28:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:28:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:28:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:28:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:28:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:28:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:28:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:28:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:28:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:28:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:28:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:28:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:28:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:28:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:28:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:28:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:28:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:28:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:28:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:28:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:28:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:28:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:28:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:28:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:28:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:28:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:28:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:28:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:28:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:28:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:28:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:28:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:28:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:28:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:28:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:28:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:28:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:28:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:28:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:28:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:28:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:28:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:28:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:28:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:28:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:28:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:28:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:28:03,313 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:28:03,313 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:28:03,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:28:03 BoogieIcfgContainer [2020-10-27 03:28:03,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:28:03,318 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:28:03,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:28:03,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:28:03,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:28:01" (1/3) ... [2020-10-27 03:28:03,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fe29ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:28:03, skipping insertion in model container [2020-10-27 03:28:03,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:28:01" (2/3) ... [2020-10-27 03:28:03,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fe29ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:28:03, skipping insertion in model container [2020-10-27 03:28:03,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:28:03" (3/3) ... [2020-10-27 03:28:03,329 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product39.cil.c [2020-10-27 03:28:03,341 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:28:03,348 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:28:03,362 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:28:03,393 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:28:03,393 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:28:03,393 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:28:03,393 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:28:03,394 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:28:03,394 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:28:03,394 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:28:03,394 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:28:03,418 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-10-27 03:28:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:28:03,428 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:03,429 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] [2020-10-27 03:28:03,430 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:03,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:03,437 INFO L82 PathProgramCache]: Analyzing trace with hash 351659091, now seen corresponding path program 1 times [2020-10-27 03:28:03,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:03,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [156001178] [2020-10-27 03:28:03,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:03,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:03,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:04,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:06,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:08,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:08,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:28:08,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:28:08,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 03:28:08,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:08,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:28:08,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:08,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-27 03:28:08,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-27 03:28:09,237 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:09,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:09,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-27 03:28:09,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:09,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:09,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:28:09,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:09,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:09,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:09,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:09,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:28:09,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:09,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:09,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:09,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:09,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:28:09,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:09,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:09,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:09,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:09,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:09,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:09,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:09,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:09,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:09,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:28:09,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:09,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:28:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:09,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:09,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:09,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:28:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:09,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:09,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:09,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:09,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:09,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:09,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:09,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:09,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:09,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:09,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:28:09,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [156001178] [2020-10-27 03:28:09,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:09,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 03:28:09,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344207279] [2020-10-27 03:28:09,582 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 03:28:09,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:09,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 03:28:09,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:28:09,601 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 5 states. [2020-10-27 03:28:10,105 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:12,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:12,559 INFO L93 Difference]: Finished difference Result 435 states and 577 transitions. [2020-10-27 03:28:12,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 03:28:12,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-27 03:28:12,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:12,577 INFO L225 Difference]: With dead ends: 435 [2020-10-27 03:28:12,577 INFO L226 Difference]: Without dead ends: 287 [2020-10-27 03:28:12,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:28:12,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2020-10-27 03:28:12,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 235. [2020-10-27 03:28:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2020-10-27 03:28:12,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 286 transitions. [2020-10-27 03:28:12,749 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 286 transitions. Word has length 52 [2020-10-27 03:28:12,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:12,750 INFO L481 AbstractCegarLoop]: Abstraction has 235 states and 286 transitions. [2020-10-27 03:28:12,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 03:28:12,750 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 286 transitions. [2020-10-27 03:28:12,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-27 03:28:12,763 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:12,763 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] [2020-10-27 03:28:12,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:28:12,764 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:12,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:12,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1274417464, now seen corresponding path program 1 times [2020-10-27 03:28:12,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:12,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [590782876] [2020-10-27 03:28:12,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:12,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:13,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:13,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:13,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:15,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:17,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:17,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-27 03:28:17,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:28:17,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 03:28:17,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:17,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:28:17,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 03:28:17,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,345 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:18,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:18,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 03:28:18,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:28:18,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:18,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:18,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:18,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:18,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:18,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:18,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:18,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:18,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:18,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:18,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:18,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:18,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:18,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:18,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:18,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:18,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:18,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:18,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 03:28:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:18,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:18,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:28:18,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:28:18,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:28:18,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 03:28:18,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 03:28:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:18,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:28:18,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:18,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:18,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 03:28:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:18,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:18,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:18,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:18,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:18,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:28:18,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:18,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:28:18,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:18,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:18,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:18,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:28:18,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [590782876] [2020-10-27 03:28:18,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:18,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:28:18,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866032409] [2020-10-27 03:28:18,675 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:28:18,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:18,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:28:18,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:28:18,676 INFO L87 Difference]: Start difference. First operand 235 states and 286 transitions. Second operand 10 states. [2020-10-27 03:28:19,348 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:20,731 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:28:21,171 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:28:21,629 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:28:22,361 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:28:24,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:24,084 INFO L93 Difference]: Finished difference Result 676 states and 942 transitions. [2020-10-27 03:28:24,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:28:24,086 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2020-10-27 03:28:24,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:24,107 INFO L225 Difference]: With dead ends: 676 [2020-10-27 03:28:24,107 INFO L226 Difference]: Without dead ends: 469 [2020-10-27 03:28:24,117 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-10-27 03:28:24,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2020-10-27 03:28:24,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 377. [2020-10-27 03:28:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377 states. [2020-10-27 03:28:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 478 transitions. [2020-10-27 03:28:24,309 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 478 transitions. Word has length 63 [2020-10-27 03:28:24,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:24,310 INFO L481 AbstractCegarLoop]: Abstraction has 377 states and 478 transitions. [2020-10-27 03:28:24,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:28:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 478 transitions. [2020-10-27 03:28:24,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-27 03:28:24,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:24,318 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] [2020-10-27 03:28:24,318 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:28:24,318 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:24,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:24,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1340352255, now seen corresponding path program 1 times [2020-10-27 03:28:24,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:24,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [101776223] [2020-10-27 03:28:24,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:24,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:24,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:26,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:29,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:29,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-27 03:28:29,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:28:29,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 03:28:29,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:29,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:28:29,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:29,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-27 03:28:29,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:28:29,795 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:29,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:29,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:29,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:29,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:29,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:29,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-27 03:28:29,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:29,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:28:29,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:29,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:29,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:29,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:29,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:29,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:29,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:29,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:29,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:29,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:29,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:29,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:29,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:29,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:29,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:29,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:29,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:29,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:29,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:29,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:29,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:29,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:29,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:29,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:29,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:29,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:29,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:29,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:29,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:29,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:29,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:29,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:29,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:29,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:29,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:29,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:29,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:29,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:29,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:29,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:29,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:29,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:29,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:29,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:28:29,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:29,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:29,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:29,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:29,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:29,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:29,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:29,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:29,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:29,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:29,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:29,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:30,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:28:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:30,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:30,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:28:30,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:30,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 03:28:30,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:28:30,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:30,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:30,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:30,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:30,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:28:30,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:30,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 03:28:30,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:30,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:30,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:30,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:30,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:30,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:28:30,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:30,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:28:30,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:30,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:30,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:30,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:30,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:28:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:30,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:30,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:30,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:30,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:30,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:30,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:30,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:30,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:30,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:28:30,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:28:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:30,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:30,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:30,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:30,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:30,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:30,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:30,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 03:28:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:30,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:30,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:30,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:30,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:30,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:30,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:28:30,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:30,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:30,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:30,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 03:28:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:30,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:30,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:30,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:30,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:30,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:30,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:30,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:30,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:30,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:30,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:28:30,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [101776223] [2020-10-27 03:28:30,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:30,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:28:30,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347200081] [2020-10-27 03:28:30,172 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:28:30,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:30,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:28:30,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:28:30,173 INFO L87 Difference]: Start difference. First operand 377 states and 478 transitions. Second operand 9 states. [2020-10-27 03:28:30,776 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:32,346 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:28:32,795 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:28:33,190 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:28:33,579 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:28:35,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:35,843 INFO L93 Difference]: Finished difference Result 1230 states and 1743 transitions. [2020-10-27 03:28:35,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 03:28:35,843 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 85 [2020-10-27 03:28:35,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:35,859 INFO L225 Difference]: With dead ends: 1230 [2020-10-27 03:28:35,859 INFO L226 Difference]: Without dead ends: 818 [2020-10-27 03:28:35,863 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-10-27 03:28:35,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2020-10-27 03:28:36,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 666. [2020-10-27 03:28:36,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2020-10-27 03:28:36,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 835 transitions. [2020-10-27 03:28:36,062 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 835 transitions. Word has length 85 [2020-10-27 03:28:36,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:36,063 INFO L481 AbstractCegarLoop]: Abstraction has 666 states and 835 transitions. [2020-10-27 03:28:36,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:28:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 835 transitions. [2020-10-27 03:28:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 03:28:36,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:36,067 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] [2020-10-27 03:28:36,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:28:36,068 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:36,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:36,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1704077285, now seen corresponding path program 1 times [2020-10-27 03:28:36,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:36,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [560429583] [2020-10-27 03:28:36,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:36,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:36,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 03:28:37,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:37,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1354 [2020-10-27 03:28:37,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:28:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 03:28:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-27 03:28:37,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:37,860 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:37,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:37,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:37,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 03:28:37,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:37,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:37,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:37,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:28:37,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:37,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:37,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:37,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:37,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:37,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:37,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:37,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:37,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:37,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:37,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:37,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:37,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:37,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:37,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:37,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:37,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:37,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:37,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:37,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:37,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:37,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:37,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:37,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:37,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:37,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:37,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:37,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:37,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:37,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:37,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:37,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:28:37,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:37,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:28:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:37,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:37,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:37,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:37,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:28:37,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:37,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:37,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:37,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:37,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:28:37,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:28:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:37,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:38,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:28:38,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:38,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:28:38,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:38,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:38,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:38,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:28:38,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:38,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:38,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:38,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:28:38,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:38,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 03:28:38,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:38,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:38,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:38,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:38,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:38,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:38,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:38,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:28:38,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:38,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 03:28:38,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:38,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:38,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:38,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:38,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:38,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:28:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:38,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:38,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:38,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:38,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:28:38,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:38,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:38,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:38,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:38,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:38,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:28:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:38,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:38,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:38,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:38,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:38,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:38,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:38,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:38,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:38,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:38,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 03:28:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:38,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:38,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:38,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:38,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:28:38,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:38,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:38,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:38,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:38,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:38,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 03:28:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:38,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:38,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:38,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:38,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:38,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:38,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:38,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:38,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:38,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:38,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:38,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:28:38,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [560429583] [2020-10-27 03:28:38,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:38,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:28:38,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023061207] [2020-10-27 03:28:38,122 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:28:38,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:38,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:28:38,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:28:38,123 INFO L87 Difference]: Start difference. First operand 666 states and 835 transitions. Second operand 7 states. [2020-10-27 03:28:38,744 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:42,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:42,263 INFO L93 Difference]: Finished difference Result 1637 states and 2358 transitions. [2020-10-27 03:28:42,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 03:28:42,264 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2020-10-27 03:28:42,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:42,278 INFO L225 Difference]: With dead ends: 1637 [2020-10-27 03:28:42,278 INFO L226 Difference]: Without dead ends: 1633 [2020-10-27 03:28:42,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:28:42,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1633 states. [2020-10-27 03:28:42,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1633 to 1193. [2020-10-27 03:28:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1193 states. [2020-10-27 03:28:42,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 1193 states and 1524 transitions. [2020-10-27 03:28:42,586 INFO L78 Accepts]: Start accepts. Automaton has 1193 states and 1524 transitions. Word has length 89 [2020-10-27 03:28:42,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:42,587 INFO L481 AbstractCegarLoop]: Abstraction has 1193 states and 1524 transitions. [2020-10-27 03:28:42,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:28:42,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1524 transitions. [2020-10-27 03:28:42,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-10-27 03:28:42,593 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:42,594 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:28:42,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:28:42,594 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:42,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:42,596 INFO L82 PathProgramCache]: Analyzing trace with hash 79964454, now seen corresponding path program 1 times [2020-10-27 03:28:42,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:42,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1063842155] [2020-10-27 03:28:42,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:42,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:42,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:42,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:42,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:43,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:44,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:44,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 183 [2020-10-27 03:28:44,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:28:44,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1981 [2020-10-27 03:28:44,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-27 03:28:44,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-27 03:28:44,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:44,996 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:44,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:28:45,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:45,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:45,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:45,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:45,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:45,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:45,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:45,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:45,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:28:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:45,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:28:45,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:28:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:45,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:45,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:45,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:28:45,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 03:28:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 03:28:45,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:45,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 03:28:45,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:45,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 03:28:45,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:28:45,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:45,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 03:28:45,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:28:45,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:45,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:28:45,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:28:45,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:45,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:28:45,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:28:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:45,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:45,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:28:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:45,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:28:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:28:45,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:45,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:28:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:45,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:28:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:45,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 03:28:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:45,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:45,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:28:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:45,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:45,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 03:28:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:45,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:45,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:45,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:45,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:45,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:45,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:45,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:45,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:45,366 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-27 03:28:45,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1063842155] [2020-10-27 03:28:45,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:45,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 03:28:45,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706208772] [2020-10-27 03:28:45,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 03:28:45,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:45,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 03:28:45,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-27 03:28:45,369 INFO L87 Difference]: Start difference. First operand 1193 states and 1524 transitions. Second operand 10 states. [2020-10-27 03:28:46,161 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:28:49,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:49,371 INFO L93 Difference]: Finished difference Result 2252 states and 3199 transitions. [2020-10-27 03:28:49,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 03:28:49,372 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 125 [2020-10-27 03:28:49,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:49,389 INFO L225 Difference]: With dead ends: 2252 [2020-10-27 03:28:49,389 INFO L226 Difference]: Without dead ends: 1729 [2020-10-27 03:28:49,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=312, Invalid=1020, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 03:28:49,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1729 states. [2020-10-27 03:28:49,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1729 to 1151. [2020-10-27 03:28:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2020-10-27 03:28:49,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1434 transitions. [2020-10-27 03:28:49,675 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1434 transitions. Word has length 125 [2020-10-27 03:28:49,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:49,675 INFO L481 AbstractCegarLoop]: Abstraction has 1151 states and 1434 transitions. [2020-10-27 03:28:49,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 03:28:49,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1434 transitions. [2020-10-27 03:28:49,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-27 03:28:49,680 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:49,680 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:28:49,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:28:49,681 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:49,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:49,681 INFO L82 PathProgramCache]: Analyzing trace with hash 714137208, now seen corresponding path program 1 times [2020-10-27 03:28:49,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:49,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [751673154] [2020-10-27 03:28:49,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:49,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:49,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:49,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:50,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:50,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 185 [2020-10-27 03:28:50,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:28:50,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 936 [2020-10-27 03:28:50,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:50,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:50,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-27 03:28:50,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:28:50,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,035 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:28:51,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:28:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 03:28:51,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:28:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:51,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:51,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:28:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:51,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:51,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:28:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:51,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:28:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:28:51,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:51,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:28:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:51,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:28:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 03:28:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:51,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:51,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:51,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:28:51,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 03:28:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 03:28:51,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:51,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 03:28:51,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:51,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 03:28:51,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:28:51,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:28:51,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:51,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 03:28:51,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:51,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:28:51,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:28:51,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:51,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:28:51,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:28:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:28:51,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:28:51,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:28:51,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:28:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:28:51,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:51,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:28:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:51,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:28:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:28:51,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:28:51,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:28:51,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 03:28:51,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:28:51,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:28:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:28:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:51,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:28:51,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 03:28:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:28:51,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:51,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 03:28:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:51,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:51,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-27 03:28:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:51,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:51,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:28:51,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:28:51,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:28:51,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:28:51,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:28:51,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:28:51,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:28:51,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:28:51,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:28:51,449 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 03:28:51,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [751673154] [2020-10-27 03:28:51,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:28:51,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 03:28:51,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684310356] [2020-10-27 03:28:51,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 03:28:51,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:28:51,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 03:28:51,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:28:51,454 INFO L87 Difference]: Start difference. First operand 1151 states and 1434 transitions. Second operand 11 states. [2020-10-27 03:28:52,012 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:28:53,077 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:28:57,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:28:57,360 INFO L93 Difference]: Finished difference Result 1747 states and 2461 transitions. [2020-10-27 03:28:57,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 03:28:57,362 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 129 [2020-10-27 03:28:57,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:28:57,370 INFO L225 Difference]: With dead ends: 1747 [2020-10-27 03:28:57,370 INFO L226 Difference]: Without dead ends: 847 [2020-10-27 03:28:57,374 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=311, Invalid=1249, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 03:28:57,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2020-10-27 03:28:57,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 559. [2020-10-27 03:28:57,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 559 states. [2020-10-27 03:28:57,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 670 transitions. [2020-10-27 03:28:57,545 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 670 transitions. Word has length 129 [2020-10-27 03:28:57,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:28:57,545 INFO L481 AbstractCegarLoop]: Abstraction has 559 states and 670 transitions. [2020-10-27 03:28:57,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 03:28:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 670 transitions. [2020-10-27 03:28:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 03:28:57,548 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:28:57,549 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-27 03:28:57,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:28:57,549 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:28:57,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:28:57,551 INFO L82 PathProgramCache]: Analyzing trace with hash 526498337, now seen corresponding path program 1 times [2020-10-27 03:28:57,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:28:57,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1186284073] [2020-10-27 03:28:57,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:28:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:28:57,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:57,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:57,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:58,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:58,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:58,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:59,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:28:59,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:00,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:02,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:02,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-27 03:29:02,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 03:29:02,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:29:02,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:02,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 03:29:02,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:02,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-27 03:29:02,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:02,975 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:29:02,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:29:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:29:03,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:29:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:03,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:29:03,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:29:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:03,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:29:03,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:29:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:03,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:29:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:03,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:29:03,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:29:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:03,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:29:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:03,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:29:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 03:29:03,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:03,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-27 03:29:03,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:29:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:29:03,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-27 03:29:03,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:29:03,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:03,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 03:29:03,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:29:03,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:29:03,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:03,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:29:03,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:29:03,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:03,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:29:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:03,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:29:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:29:03,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:29:03,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 03:29:03,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:03,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:29:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:29:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:29:03,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:29:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:29:03,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:29:03,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:29:03,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 03:29:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 03:29:03,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:29:03,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-27 03:29:03,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:29:03,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 03:29:03,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:29:03,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:29:03,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:29:03,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:29:03,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:03,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:29:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:29:03,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:03,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 03:29:03,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:29:03,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:29:03,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 03:29:03,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:29:03,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:03,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:29:03,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 03:29:03,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:29:03,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:29:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:03,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:03,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 03:29:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:03,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-27 03:29:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:03,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:03,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:03,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:03,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:03,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:03,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:03,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:03,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:03,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:03,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:03,768 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-27 03:29:03,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1186284073] [2020-10-27 03:29:03,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:29:03,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 03:29:03,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729899151] [2020-10-27 03:29:03,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:29:03,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:29:03,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:29:03,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:29:03,770 INFO L87 Difference]: Start difference. First operand 559 states and 670 transitions. Second operand 15 states. [2020-10-27 03:29:04,712 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:29:05,573 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:29:05,958 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:29:06,437 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:29:07,466 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:29:08,002 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:29:10,193 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:29:11,366 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:29:13,098 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:29:13,851 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:29:15,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:29:15,367 INFO L93 Difference]: Finished difference Result 2051 states and 2765 transitions. [2020-10-27 03:29:15,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2020-10-27 03:29:15,368 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 162 [2020-10-27 03:29:15,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:29:15,379 INFO L225 Difference]: With dead ends: 2051 [2020-10-27 03:29:15,379 INFO L226 Difference]: Without dead ends: 1520 [2020-10-27 03:29:15,385 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2044 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=948, Invalid=5058, Unknown=0, NotChecked=0, Total=6006 [2020-10-27 03:29:15,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1520 states. [2020-10-27 03:29:15,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1520 to 1224. [2020-10-27 03:29:15,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1224 states. [2020-10-27 03:29:15,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1414 transitions. [2020-10-27 03:29:15,687 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1414 transitions. Word has length 162 [2020-10-27 03:29:15,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:29:15,687 INFO L481 AbstractCegarLoop]: Abstraction has 1224 states and 1414 transitions. [2020-10-27 03:29:15,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:29:15,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1414 transitions. [2020-10-27 03:29:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-27 03:29:15,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:29:15,692 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:29:15,692 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:29:15,692 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:29:15,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:29:15,693 INFO L82 PathProgramCache]: Analyzing trace with hash -2088270977, now seen corresponding path program 1 times [2020-10-27 03:29:15,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:29:15,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [140714202] [2020-10-27 03:29:15,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:29:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:15,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:15,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:15,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:16,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:20,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:20,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-27 03:29:20,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:29:20,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 03:29:20,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:20,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:29:20,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:20,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 03:29:20,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,162 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:29:21,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:29:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 03:29:21,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:29:21,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:29:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:21,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:29:21,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:29:21,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:29:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:21,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:29:21,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:29:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:21,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:29:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:21,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:29:21,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:29:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:29:21,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:21,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:29:21,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:29:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:29:21,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:29:21,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:29:21,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:29:21,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:29:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:21,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:29:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 03:29:21,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:21,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-27 03:29:21,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:29:21,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:29:21,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-27 03:29:21,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:29:21,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:21,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 03:29:21,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:29:21,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:29:21,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:29:21,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:21,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:29:21,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:29:21,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:29:21,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:21,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:29:21,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:29:21,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:29:21,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:29:21,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:29:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:21,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:29:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:29:21,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:29:21,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 03:29:21,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:21,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:29:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:21,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 03:29:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:21,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 03:29:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 03:29:21,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:29:21,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-27 03:29:21,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:29:21,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:21,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:29:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:29:21,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:21,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:21,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:21,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 03:29:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:21,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 03:29:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:21,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:21,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:21,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:21,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:21,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:29:21,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:21,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:21,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:21,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:21,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:21,860 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 03:29:21,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [140714202] [2020-10-27 03:29:21,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:29:21,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:29:21,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121513056] [2020-10-27 03:29:21,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:29:21,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:29:21,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:29:21,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:29:21,866 INFO L87 Difference]: Start difference. First operand 1224 states and 1414 transitions. Second operand 13 states. [2020-10-27 03:29:22,977 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 03:29:23,860 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:29:26,924 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 03:29:29,946 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-27 03:29:31,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:29:31,698 INFO L93 Difference]: Finished difference Result 3030 states and 3671 transitions. [2020-10-27 03:29:31,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-27 03:29:31,698 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2020-10-27 03:29:31,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:29:31,711 INFO L225 Difference]: With dead ends: 3030 [2020-10-27 03:29:31,711 INFO L226 Difference]: Without dead ends: 1848 [2020-10-27 03:29:31,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 966 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=555, Invalid=2525, Unknown=0, NotChecked=0, Total=3080 [2020-10-27 03:29:31,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2020-10-27 03:29:32,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1680. [2020-10-27 03:29:32,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1680 states. [2020-10-27 03:29:32,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 1944 transitions. [2020-10-27 03:29:32,106 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 1944 transitions. Word has length 151 [2020-10-27 03:29:32,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:29:32,106 INFO L481 AbstractCegarLoop]: Abstraction has 1680 states and 1944 transitions. [2020-10-27 03:29:32,107 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:29:32,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 1944 transitions. [2020-10-27 03:29:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 03:29:32,112 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:29:32,112 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:29:32,112 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:29:32,113 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:29:32,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:29:32,113 INFO L82 PathProgramCache]: Analyzing trace with hash 182272537, now seen corresponding path program 1 times [2020-10-27 03:29:32,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:29:32,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1814596792] [2020-10-27 03:29:32,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:29:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:32,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:32,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:32,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:34,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:36,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4606 [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 112 [2020-10-27 03:29:36,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,109 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:29:37,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:29:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 03:29:37,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:29:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:37,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:37,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:29:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:37,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:37,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:29:37,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:29:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:37,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:29:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:37,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:37,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:29:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:37,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:29:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:29:37,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:37,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:29:37,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:29:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 03:29:37,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:37,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 03:29:37,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:37,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 03:29:37,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:29:37,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:37,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 03:29:37,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:29:37,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:37,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 03:29:37,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:29:37,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:29:37,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:29:37,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:29:37,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:37,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:29:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:37,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:29:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 03:29:37,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:29:37,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:37,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 03:29:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:37,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 03:29:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:29:37,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:37,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:29:37,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 03:29:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 03:29:37,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 03:29:37,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:29:37,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:29:37,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 03:29:37,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:29:37,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:29:37,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:29:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:29:37,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:29:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:29:37,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:29:37,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:29:37,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:29:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:29:37,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:29:37,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:29:37,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:29:37,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:29:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:29:37,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:37,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:29:37,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 03:29:37,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:29:37,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:37,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 03:29:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:29:37,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:29:37,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:29:37,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:29:37,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:29:37,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:29:37,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:29:37,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:29:37,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:29:37,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:29:37,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:29:37,651 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-27 03:29:37,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1814596792] [2020-10-27 03:29:37,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:29:37,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 03:29:37,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208051720] [2020-10-27 03:29:37,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 03:29:37,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:29:37,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 03:29:37,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:29:37,654 INFO L87 Difference]: Start difference. First operand 1680 states and 1944 transitions. Second operand 15 states. [2020-10-27 03:29:38,339 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:29:39,271 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:29:40,571 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:29:41,075 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:29:42,866 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:29:43,748 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:29:44,573 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:29:45,452 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:29:46,273 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-27 03:29:47,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:29:47,386 INFO L93 Difference]: Finished difference Result 3294 states and 3914 transitions. [2020-10-27 03:29:47,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-27 03:29:47,388 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 147 [2020-10-27 03:29:47,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:29:47,389 INFO L225 Difference]: With dead ends: 3294 [2020-10-27 03:29:47,389 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:29:47,399 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=448, Invalid=1714, Unknown=0, NotChecked=0, Total=2162 [2020-10-27 03:29:47,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:29:47,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:29:47,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:29:47,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:29:47,400 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 147 [2020-10-27 03:29:47,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:29:47,400 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:29:47,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 03:29:47,400 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:29:47,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:29:47,401 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:29:47,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:29:47,564 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-27 03:29:52,792 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 543 DAG size of output: 480 [2020-10-27 03:29:57,257 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 240 [2020-10-27 03:29:57,778 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 274 [2020-10-27 03:29:58,063 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 274 [2020-10-27 03:29:58,176 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 273 [2020-10-27 03:29:58,486 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 273 [2020-10-27 03:29:58,697 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 243 [2020-10-27 03:29:59,656 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 278 [2020-10-27 03:30:00,023 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 276 [2020-10-27 03:30:02,138 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 262 [2020-10-27 03:30:03,785 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 415 [2020-10-27 03:30:04,661 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 414 [2020-10-27 03:30:08,935 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 432 [2020-10-27 03:30:13,970 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 207 DAG size of output: 22 [2020-10-27 03:30:14,308 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 03:30:14,915 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2020-10-27 03:30:15,698 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:30:17,083 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 201 DAG size of output: 26 [2020-10-27 03:30:17,413 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 03:30:17,573 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 03:30:18,359 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:30:19,174 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 23 [2020-10-27 03:30:21,608 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 384 DAG size of output: 40 [2020-10-27 03:30:21,963 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:30:24,244 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 186 DAG size of output: 32 [2020-10-27 03:30:25,984 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 188 DAG size of output: 22 [2020-10-27 03:30:28,305 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 262 DAG size of output: 35 [2020-10-27 03:30:28,467 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 03:30:28,796 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-27 03:30:30,952 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 232 DAG size of output: 27 [2020-10-27 03:30:31,103 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 03:30:35,259 WARN L193 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 311 DAG size of output: 44 [2020-10-27 03:30:37,634 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 186 DAG size of output: 32 [2020-10-27 03:30:39,932 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 176 DAG size of output: 21 [2020-10-27 03:30:42,186 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 212 DAG size of output: 26 [2020-10-27 03:30:43,196 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 199 DAG size of output: 23 [2020-10-27 03:30:43,931 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:30:45,802 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 195 DAG size of output: 22 [2020-10-27 03:30:46,521 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:30:46,996 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 28 [2020-10-27 03:30:47,343 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 29 [2020-10-27 03:30:47,515 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 23 [2020-10-27 03:30:49,182 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 194 DAG size of output: 22 [2020-10-27 03:30:50,621 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 223 DAG size of output: 18 [2020-10-27 03:30:50,887 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-27 03:30:51,627 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:30:53,403 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 313 DAG size of output: 38 [2020-10-27 03:30:53,686 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-27 03:30:55,127 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 312 DAG size of output: 38 [2020-10-27 03:30:55,891 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 20 [2020-10-27 03:30:56,221 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 03:30:56,991 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:30:58,721 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 248 DAG size of output: 34 [2020-10-27 03:30:59,487 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 22 [2020-10-27 03:30:59,810 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 03:31:00,138 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 1 [2020-10-27 03:31:01,854 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 248 DAG size of output: 39 [2020-10-27 03:31:02,627 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:31:03,391 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 29 [2020-10-27 03:31:04,059 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 19 [2020-10-27 03:31:05,651 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 332 DAG size of output: 36 [2020-10-27 03:31:05,801 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 03:31:06,371 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 8 [2020-10-27 03:31:08,307 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 214 DAG size of output: 27 [2020-10-27 03:31:08,866 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2020-10-27 03:31:11,071 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 234 DAG size of output: 26 [2020-10-27 03:31:11,896 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 21 [2020-10-27 03:31:14,079 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 234 DAG size of output: 26 [2020-10-27 03:31:14,114 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:31:14,114 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point L673(line 673) no Hoare annotation was computed. [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point L672-2(lines 672 693) no Hoare annotation was computed. [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point L694(lines 671 695) no Hoare annotation was computed. [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 647 702) no Hoare annotation was computed. [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 647 702) no Hoare annotation was computed. [2020-10-27 03:31:14,115 INFO L274 CegarLoopResult]: For program point L678(lines 678 682) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point L678-1(lines 678 682) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 647 702) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point L735(lines 735 739) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point L735-1(lines 735 739) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point L729-2(lines 729 754) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 703 762) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point L755(lines 728 756) no Hoare annotation was computed. [2020-10-27 03:31:14,116 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 703 762) no Hoare annotation was computed. [2020-10-27 03:31:14,117 INFO L274 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-10-27 03:31:14,117 INFO L274 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-10-27 03:31:14,117 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 703 762) no Hoare annotation was computed. [2020-10-27 03:31:14,117 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 578 584) the Hoare annotation is: true [2020-10-27 03:31:14,117 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 578 584) no Hoare annotation was computed. [2020-10-27 03:31:14,118 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 585 593) no Hoare annotation was computed. [2020-10-27 03:31:14,118 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 585 593) the Hoare annotation is: true [2020-10-27 03:31:14,118 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 585 593) no Hoare annotation was computed. [2020-10-27 03:31:14,118 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 223 245) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,118 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 223 245) no Hoare annotation was computed. [2020-10-27 03:31:14,118 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 223 245) no Hoare annotation was computed. [2020-10-27 03:31:14,119 INFO L270 CegarLoopResult]: At program point L235(line 235) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,119 INFO L270 CegarLoopResult]: At program point L235-1(line 235) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,119 INFO L274 CegarLoopResult]: For program point L233(lines 233 240) no Hoare annotation was computed. [2020-10-27 03:31:14,119 INFO L274 CegarLoopResult]: For program point L233-1(lines 233 240) no Hoare annotation was computed. [2020-10-27 03:31:14,119 INFO L274 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-27 03:31:14,119 INFO L270 CegarLoopResult]: At program point L230(line 230) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,120 INFO L270 CegarLoopResult]: At program point L229(line 229) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,120 INFO L270 CegarLoopResult]: At program point L229-1(line 229) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,120 INFO L274 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-27 03:31:14,120 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 03:31:14,120 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 176 199) no Hoare annotation was computed. [2020-10-27 03:31:14,120 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-27 03:31:14,120 INFO L274 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-27 03:31:14,120 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-27 03:31:14,120 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 176 199) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 176 199) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-27 03:31:14,121 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-27 03:31:14,122 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 544 558) no Hoare annotation was computed. [2020-10-27 03:31:14,122 INFO L270 CegarLoopResult]: At program point L550(line 550) the Hoare annotation is: (and (or (not (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0))) (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 03:31:14,122 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 544 558) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) .cse0)) (or (not (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) .cse0)))) [2020-10-27 03:31:14,122 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 544 558) no Hoare annotation was computed. [2020-10-27 03:31:14,122 INFO L274 CegarLoopResult]: For program point L548(lines 548 554) no Hoare annotation was computed. [2020-10-27 03:31:14,122 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 480 488) no Hoare annotation was computed. [2020-10-27 03:31:14,122 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 480 488) the Hoare annotation is: true [2020-10-27 03:31:14,122 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 480 488) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point L508(lines 508 516) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 516) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point L496(lines 496 504) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 489 524) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point L496-2(lines 496 504) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 489 524) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point L519-1(line 519) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 489 524) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 571 577) no Hoare annotation was computed. [2020-10-27 03:31:14,123 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 571 577) the Hoare annotation is: true [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 601 646) no Hoare annotation was computed. [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 601 646) no Hoare annotation was computed. [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 601 646) no Hoare annotation was computed. [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point L928(lines 928 948) no Hoare annotation was computed. [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point L928-1(lines 928 948) no Hoare annotation was computed. [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 914 959) no Hoare annotation was computed. [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point L945(lines 945 946) no Hoare annotation was computed. [2020-10-27 03:31:14,124 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 938 939) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 945 946) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 914 959) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L274 CegarLoopResult]: For program point L938(lines 938 939) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L274 CegarLoopResult]: For program point L934(lines 934 941) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 914 959) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 209 219) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,125 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 209 219) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 209 219) no Hoare annotation was computed. [2020-10-27 03:31:14,125 INFO L270 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,126 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 469 479) the Hoare annotation is: true [2020-10-27 03:31:14,126 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 469 479) no Hoare annotation was computed. [2020-10-27 03:31:14,126 INFO L277 CegarLoopResult]: At program point L474(line 474) the Hoare annotation is: true [2020-10-27 03:31:14,126 INFO L274 CegarLoopResult]: For program point L474-1(line 474) no Hoare annotation was computed. [2020-10-27 03:31:14,126 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 469 479) no Hoare annotation was computed. [2020-10-27 03:31:14,126 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 461 468) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 03:31:14,126 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 461 468) no Hoare annotation was computed. [2020-10-27 03:31:14,126 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 461 468) no Hoare annotation was computed. [2020-10-27 03:31:14,127 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 128 141) no Hoare annotation was computed. [2020-10-27 03:31:14,127 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-27 03:31:14,127 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 128 141) the Hoare annotation is: true [2020-10-27 03:31:14,127 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 128 141) no Hoare annotation was computed. [2020-10-27 03:31:14,127 INFO L270 CegarLoopResult]: At program point L447(line 447) the Hoare annotation is: (let ((.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse1) (or .cse3 .cse0 .cse5 .cse1) (or .cse4 .cse1 .cse2))) [2020-10-27 03:31:14,127 INFO L274 CegarLoopResult]: For program point L447-1(lines 428 452) no Hoare annotation was computed. [2020-10-27 03:31:14,127 INFO L270 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2 (not .cse3)) (or .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2020-10-27 03:31:14,127 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 428 452) no Hoare annotation was computed. [2020-10-27 03:31:14,128 INFO L270 CegarLoopResult]: At program point L438(line 438) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse6) (or (and .cse5 (<= 1 processEnvironment_~tmp~4)) .cse1 .cse2 .cse6)))) [2020-10-27 03:31:14,128 INFO L274 CegarLoopResult]: For program point L436(lines 436 444) no Hoare annotation was computed. [2020-10-27 03:31:14,128 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 428 452) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse1 .cse2))) [2020-10-27 03:31:14,128 INFO L270 CegarLoopResult]: At program point L434(line 434) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not .cse3)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse5) (or .cse4 .cse6 .cse2 .cse5) (or .cse6 .cse1 .cse2 .cse3)))) [2020-10-27 03:31:14,128 INFO L274 CegarLoopResult]: For program point L434-1(line 434) no Hoare annotation was computed. [2020-10-27 03:31:14,128 INFO L274 CegarLoopResult]: For program point L432(lines 432 449) no Hoare annotation was computed. [2020-10-27 03:31:14,128 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 394 400) no Hoare annotation was computed. [2020-10-27 03:31:14,128 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 394 400) the Hoare annotation is: true [2020-10-27 03:31:14,129 INFO L270 CegarLoopResult]: At program point L353(lines 308 355) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (not .cse2) .cse3) (and .cse1 (= 0 ~systemActive~0) .cse2 .cse4) (and .cse1 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse3 .cse4))) [2020-10-27 03:31:14,129 INFO L270 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (not .cse2) .cse3) (and .cse1 (= 0 ~systemActive~0) .cse2 .cse4) (and .cse1 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse3 .cse4))) [2020-10-27 03:31:14,129 INFO L270 CegarLoopResult]: At program point testENTRY(lines 298 363) 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(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,129 INFO L274 CegarLoopResult]: For program point L318(lines 318 324) no Hoare annotation was computed. [2020-10-27 03:31:14,129 INFO L274 CegarLoopResult]: For program point L318-1(lines 318 324) no Hoare annotation was computed. [2020-10-27 03:31:14,129 INFO L274 CegarLoopResult]: For program point testFINAL(lines 298 363) no Hoare annotation was computed. [2020-10-27 03:31:14,129 INFO L274 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-10-27 03:31:14,130 INFO L270 CegarLoopResult]: At program point L356(lines 307 357) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:31:14,130 INFO L270 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-27 03:31:14,130 INFO L274 CegarLoopResult]: For program point L344(lines 344 350) no Hoare annotation was computed. [2020-10-27 03:31:14,130 INFO L270 CegarLoopResult]: At program point L344-1(lines 338 351) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse3 (not .cse1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 0 ~systemActive~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse0 .cse3 .cse4) (and .cse3 .cse0 .cse5 .cse4) (and .cse0 .cse5 .cse4 .cse6) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse2 .cse0 .cse4 .cse6)))) [2020-10-27 03:31:14,130 INFO L274 CegarLoopResult]: For program point L309(lines 308 355) no Hoare annotation was computed. [2020-10-27 03:31:14,130 INFO L274 CegarLoopResult]: For program point L338(lines 338 351) no Hoare annotation was computed. [2020-10-27 03:31:14,130 INFO L270 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (not .cse2) .cse3) (and .cse1 (= 0 ~systemActive~0) .cse2 .cse4) (and .cse1 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse3 .cse4))) [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point L328-1(lines 328 334) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point testEXIT(lines 298 363) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 892 893) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 899 900) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point L892(lines 892 893) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 868 913) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-10-27 03:31:14,131 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 868 913) no Hoare annotation was computed. [2020-10-27 03:31:14,132 INFO L274 CegarLoopResult]: For program point L882(lines 882 902) no Hoare annotation was computed. [2020-10-27 03:31:14,132 INFO L274 CegarLoopResult]: For program point L882-1(lines 882 902) no Hoare annotation was computed. [2020-10-27 03:31:14,132 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 868 913) no Hoare annotation was computed. [2020-10-27 03:31:14,132 INFO L274 CegarLoopResult]: For program point L899(lines 899 900) no Hoare annotation was computed. [2020-10-27 03:31:14,132 INFO L270 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~pumpRunning~0 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse1 .cse2 .cse0) (or .cse1 .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse2 (not (= 0 ~systemActive~0))))) [2020-10-27 03:31:14,132 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 258 286) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (= 0 ~systemActive~0)) .cse3) (or .cse0 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0)) .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3))) [2020-10-27 03:31:14,132 INFO L274 CegarLoopResult]: For program point L271(lines 271 277) no Hoare annotation was computed. [2020-10-27 03:31:14,132 INFO L274 CegarLoopResult]: For program point L270(lines 270 280) no Hoare annotation was computed. [2020-10-27 03:31:14,132 INFO L270 CegarLoopResult]: At program point L268(line 268) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse1 .cse4) (or .cse3 .cse5 .cse4) (or .cse2 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0)) .cse4) (or .cse3 .cse0 .cse5))) [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point L268-1(line 268) no Hoare annotation was computed. [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point L266(lines 266 283) no Hoare annotation was computed. [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point L266-1(lines 258 286) no Hoare annotation was computed. [2020-10-27 03:31:14,133 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (= 0 ~systemActive~0)) .cse3) (or .cse0 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0)) .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3))) [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 258 286) no Hoare annotation was computed. [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:31:14,133 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 250 257) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 250 257) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 250 257) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 561 570) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 561 570) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 561 570) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 765 867) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-27 03:31:14,134 INFO L274 CegarLoopResult]: For program point L830-1(line 830) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L789(lines 789 793) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L853(lines 853 864) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L816(lines 816 820) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L814-2(lines 814 834) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 765 867) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L835(lines 813 836) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L794(lines 794 810) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L854(lines 854 861) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 765 867) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L815(lines 814 834) no Hoare annotation was computed. [2020-10-27 03:31:14,135 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-27 03:31:14,136 INFO L274 CegarLoopResult]: For program point L846-1(line 846) no Hoare annotation was computed. [2020-10-27 03:31:14,136 INFO L274 CegarLoopResult]: For program point L811(lines 811 852) no Hoare annotation was computed. [2020-10-27 03:31:14,136 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:31:14,136 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.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~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:31:14,136 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:31:14,136 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 453 460) no Hoare annotation was computed. [2020-10-27 03:31:14,136 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 453 460) no Hoare annotation was computed. [2020-10-27 03:31:14,137 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 453 460) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-27 03:31:14,137 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:31:14,137 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:31:14,137 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 03:31:14,137 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 525 543) no Hoare annotation was computed. [2020-10-27 03:31:14,137 INFO L274 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-10-27 03:31:14,137 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 525 543) the Hoare annotation is: true [2020-10-27 03:31:14,137 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 525 543) no Hoare annotation was computed. [2020-10-27 03:31:14,137 INFO L277 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: true [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point L534-2(lines 534 538) no Hoare annotation was computed. [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point L532-1(line 532) no Hoare annotation was computed. [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:31:14,138 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 (not .cse1) (not (= 0 ~systemActive~0)) .cse2) (or .cse0 .cse3 .cse4 .cse2) (or .cse0 (= ~methaneLevelCritical~0 0) .cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (or .cse3 .cse1 .cse4 .cse2))) [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:31:14,138 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-27 03:31:14,138 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:31:14,139 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 03:31:14,139 INFO L270 CegarLoopResult]: At program point L383(line 383) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse4 (<= ~waterLevel~0 1)) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (not .cse3)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and .cse8 .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1) (or .cse4 .cse0 .cse6 .cse1 .cse3) (or .cse0 (and .cse7 .cse8 .cse9) .cse1 .cse10 (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= 0 ~systemActive~0)) .cse10) (or .cse7 .cse5 .cse10) (or .cse5 .cse2)))) [2020-10-27 03:31:14,139 INFO L270 CegarLoopResult]: At program point L381(lines 381 387) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| 0))) (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~waterLevel~0 1)) (.cse4 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not .cse6)) (.cse11 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse8 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse7 .cse5 .cse8 .cse6) (or (and .cse9 (= ~methAndRunningLastTime~0 0)) .cse3 .cse5 .cse10 .cse11) (or (and .cse9 .cse7 .cse1) (not (= 0 ~systemActive~0)) .cse10) (or .cse2 .cse0 .cse4 .cse5 .cse6) (or .cse9 .cse0 .cse5 .cse10 .cse11) (or .cse3 .cse5 .cse6 (and .cse1 .cse8))))) [2020-10-27 03:31:14,139 INFO L270 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not .cse5)) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse4) (or (not (= 0 ~systemActive~0)) .cse1) (or .cse2 .cse4 .cse3 .cse5)))) [2020-10-27 03:31:14,139 INFO L274 CegarLoopResult]: For program point L374(lines 373 392) no Hoare annotation was computed. [2020-10-27 03:31:14,140 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 370 393) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| 0)) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) (not .cse1)) (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse2 .cse0 .cse3 .cse1) (or .cse2 .cse0 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-27 03:31:14,140 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 370 393) no Hoare annotation was computed. [2020-10-27 03:31:14,140 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 370 393) no Hoare annotation was computed. [2020-10-27 03:31:14,140 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 145 174) no Hoare annotation was computed. [2020-10-27 03:31:14,140 INFO L274 CegarLoopResult]: For program point L159(lines 159 163) no Hoare annotation was computed. [2020-10-27 03:31:14,140 INFO L277 CegarLoopResult]: At program point L159-1(lines 159 163) the Hoare annotation is: true [2020-10-27 03:31:14,140 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 145 174) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:31:14,140 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 03:31:14,140 INFO L277 CegarLoopResult]: At program point L155-2(lines 155 169) the Hoare annotation is: true [2020-10-27 03:31:14,141 INFO L270 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-27 03:31:14,141 INFO L274 CegarLoopResult]: For program point L151-1(line 151) no Hoare annotation was computed. [2020-10-27 03:31:14,141 INFO L277 CegarLoopResult]: At program point L170(lines 145 174) the Hoare annotation is: true [2020-10-27 03:31:14,141 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-27 03:31:14,141 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-27 03:31:14,141 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:31:14,141 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 03:31:14,141 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 200 206) no Hoare annotation was computed. [2020-10-27 03:31:14,141 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 200 206) the Hoare annotation is: true [2020-10-27 03:31:14,141 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:31:14,142 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-27 03:31:14,142 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:31:14,142 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:31:14,142 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 402 426) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)) (or .cse4 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2))) [2020-10-27 03:31:14,142 INFO L270 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: (let ((.cse7 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and .cse6 .cse8 .cse9)) (.cse4 (= |old(~pumpRunning~0)| 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (and .cse8 .cse9 .cse7)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not .cse8))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse4)) (or .cse0 .cse1 .cse5 .cse3 (not .cse6)) (or .cse5 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 (not .cse7))))) [2020-10-27 03:31:14,142 INFO L270 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (let ((.cse7 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and .cse6 .cse8 .cse9)) (.cse4 (= |old(~pumpRunning~0)| 0)) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (and .cse8 .cse9 .cse7)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not .cse8))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse4)) (or .cse0 .cse1 .cse5 .cse3 (not .cse6)) (or .cse5 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 (not .cse7))))) [2020-10-27 03:31:14,142 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 402 426) no Hoare annotation was computed. [2020-10-27 03:31:14,143 INFO L274 CegarLoopResult]: For program point L410(lines 410 418) no Hoare annotation was computed. [2020-10-27 03:31:14,143 INFO L270 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0)) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)) (or .cse4 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2))) [2020-10-27 03:31:14,143 INFO L274 CegarLoopResult]: For program point L408-1(line 408) no Hoare annotation was computed. [2020-10-27 03:31:14,143 INFO L274 CegarLoopResult]: For program point L406(lines 406 423) no Hoare annotation was computed. [2020-10-27 03:31:14,143 INFO L270 CegarLoopResult]: At program point L421(line 421) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse2) (or .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse4)))) [2020-10-27 03:31:14,143 INFO L274 CegarLoopResult]: For program point L421-1(lines 402 426) no Hoare annotation was computed. [2020-10-27 03:31:14,143 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:31:14,143 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 (not .cse3) (not (= 0 ~systemActive~0))) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-27 03:31:14,143 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 03:31:14,144 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 288 295) no Hoare annotation was computed. [2020-10-27 03:31:14,144 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 288 295) the Hoare annotation is: true [2020-10-27 03:31:14,144 INFO L274 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-10-27 03:31:14,144 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 288 295) no Hoare annotation was computed. [2020-10-27 03:31:14,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:31:14 BoogieIcfgContainer [2020-10-27 03:31:14,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:31:14,164 INFO L168 Benchmark]: Toolchain (without parser) took 193064.87 ms. Allocated memory was 125.8 MB in the beginning and 859.8 MB in the end (delta: 734.0 MB). Free memory was 100.8 MB in the beginning and 539.5 MB in the end (delta: -438.8 MB). Peak memory consumption was 556.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:31:14,165 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 125.8 MB. Free memory is still 86.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:31:14,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.30 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 78.8 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:31:14,166 INFO L168 Benchmark]: Boogie Preprocessor took 149.19 ms. Allocated memory was 125.8 MB in the beginning and 165.7 MB in the end (delta: 39.8 MB). Free memory was 78.8 MB in the beginning and 147.9 MB in the end (delta: -69.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 8.0 GB. [2020-10-27 03:31:14,167 INFO L168 Benchmark]: RCFGBuilder took 1410.74 ms. Allocated memory is still 165.7 MB. Free memory was 147.9 MB in the beginning and 107.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 52.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:31:14,167 INFO L168 Benchmark]: TraceAbstraction took 190845.20 ms. Allocated memory was 165.7 MB in the beginning and 859.8 MB in the end (delta: 694.2 MB). Free memory was 106.4 MB in the beginning and 539.5 MB in the end (delta: -433.1 MB). Peak memory consumption was 520.7 MB. Max. memory is 8.0 GB. [2020-10-27 03:31:14,170 INFO L339 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 125.8 MB. Free memory is still 86.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 645.30 ms. Allocated memory is still 125.8 MB. Free memory was 100.1 MB in the beginning and 78.8 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 149.19 ms. Allocated memory was 125.8 MB in the beginning and 165.7 MB in the end (delta: 39.8 MB). Free memory was 78.8 MB in the beginning and 147.9 MB in the end (delta: -69.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1410.74 ms. Allocated memory is still 165.7 MB. Free memory was 147.9 MB in the beginning and 107.0 MB in the end (delta: 40.9 MB). Peak memory consumption was 52.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 190845.20 ms. Allocated memory was 165.7 MB in the beginning and 859.8 MB in the end (delta: 694.2 MB). Free memory was 106.4 MB in the beginning and 539.5 MB in the end (delta: -433.1 MB). Peak memory consumption was 520.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 899]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 892]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 938]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 945]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: (((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && !(pumpRunning == 0)) && 1 == systemActive)) || (((splverifierCounter <= 0 && 0 == systemActive) && pumpRunning == 0) && methAndRunningLastTime == 0)) || (((splverifierCounter <= 0 && methaneLevelCritical == 0) && 1 == systemActive) && methAndRunningLastTime == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && 1 == systemActive) && methAndRunningLastTime == 0) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 248 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 104.0s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 59.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 86.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1356 SDtfs, 6820 SDslu, 1513 SDs, 0 SdLazy, 9323 SolverSat, 4946 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 719 GetRequests, 410 SyntacticMatches, 2 SemanticMatches, 307 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4575 ImplicationChecksByTransitivity, 26.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1680occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 2066 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 3335 PreInvPairs, 3880 NumberOfFragments, 2566 HoareAnnotationTreeSize, 3335 FomulaSimplifications, 1243604160 FormulaSimplificationTreeSizeReduction, 24.2s HoareSimplificationTime, 63 FomulaSimplificationsInter, 68792524 FormulaSimplificationTreeSizeReductionInter, 62.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 41.5s InterpolantComputationTime, 1003 NumberOfCodeBlocks, 1003 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 994 ConstructedInterpolants, 0 QuantifiedInterpolants, 422438 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 178/186 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...