/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=DEEPEST --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_spec3_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:11:26,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:11:26,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:11:26,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:11:26,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:11:26,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:11:26,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:11:26,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:11:26,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:11:26,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:11:26,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:11:26,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:11:26,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:11:26,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:11:26,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:11:26,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:11:26,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:11:26,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:11:26,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:11:26,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:11:27,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:11:27,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:11:27,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:11:27,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:11:27,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:11:27,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:11:27,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:11:27,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:11:27,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:11:27,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:11:27,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:11:27,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:11:27,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:11:27,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:11:27,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:11:27,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:11:27,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:11:27,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:11:27,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:11:27,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:11:27,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:11:27,042 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 22:11:27,071 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:11:27,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:11:27,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:11:27,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:11:27,074 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:11:27,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:11:27,074 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:11:27,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:11:27,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:11:27,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:11:27,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:11:27,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:11:27,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:11:27,076 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:11:27,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:11:27,077 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:11:27,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:11:27,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:11:27,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:11:27,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:11:27,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:11:27,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:11:27,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:11:27,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:11:27,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:11:27,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:11:27,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:11:27,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:11:27,080 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:11:27,080 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:11:27,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:11:27,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:11:27,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:11:27,495 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:11:27,496 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:11:27,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2020-10-27 22:11:27,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/24e2029b2/4d61884b19f64d19b5faeb16b7fc875a/FLAG9c4af37a7 [2020-10-27 22:11:28,320 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:11:28,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2020-10-27 22:11:28,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/24e2029b2/4d61884b19f64d19b5faeb16b7fc875a/FLAG9c4af37a7 [2020-10-27 22:11:28,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/24e2029b2/4d61884b19f64d19b5faeb16b7fc875a [2020-10-27 22:11:28,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:11:28,588 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:11:28,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:11:28,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:11:28,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:11:28,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:11:28" (1/1) ... [2020-10-27 22:11:28,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47df3b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:28, skipping insertion in model container [2020-10-27 22:11:28,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:11:28" (1/1) ... [2020-10-27 22:11:28,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:11:28,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:11:29,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:11:29,051 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:11:29,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:11:29,278 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:11:29,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29 WrapperNode [2020-10-27 22:11:29,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:11:29,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:11:29,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:11:29,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:11:29,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (1/1) ... [2020-10-27 22:11:29,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (1/1) ... [2020-10-27 22:11:29,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (1/1) ... [2020-10-27 22:11:29,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (1/1) ... [2020-10-27 22:11:29,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (1/1) ... [2020-10-27 22:11:29,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (1/1) ... [2020-10-27 22:11:29,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (1/1) ... [2020-10-27 22:11:29,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:11:29,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:11:29,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:11:29,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:11:29,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (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 22:11:29,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:11:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:11:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:11:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:11:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:11:29,493 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:11:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:11:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:11:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:11:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:11:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:11:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:11:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:11:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:11:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:11:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:11:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:11:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:11:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:11:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:11:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:11:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:11:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:11:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:11:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:11:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:11:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:11:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:11:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:11:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:11:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:11:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:11:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:11:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:11:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:11:29,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:11:29,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:11:29,499 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:11:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:11:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:11:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:11:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:11:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:11:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:11:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:11:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:11:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:11:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:11:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:11:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:11:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:11:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:11:29,501 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:11:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:11:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:11:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:11:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:11:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:11:29,502 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:11:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:11:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:11:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:11:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:11:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:11:29,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:11:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:11:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:11:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:11:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:11:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:11:29,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:11:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:11:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:11:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:11:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:11:29,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:11:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:11:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:11:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:11:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:11:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:11:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:11:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:11:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:11:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:11:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:11:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:11:29,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:11:29,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:11:29,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:11:30,901 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:11:30,901 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:11:30,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:11:30 BoogieIcfgContainer [2020-10-27 22:11:30,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:11:30,905 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:11:30,905 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:11:30,909 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:11:30,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:11:28" (1/3) ... [2020-10-27 22:11:30,910 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2037778f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:11:30, skipping insertion in model container [2020-10-27 22:11:30,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:11:29" (2/3) ... [2020-10-27 22:11:30,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2037778f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:11:30, skipping insertion in model container [2020-10-27 22:11:30,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:11:30" (3/3) ... [2020-10-27 22:11:30,913 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product33.cil.c [2020-10-27 22:11:30,925 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:11:30,931 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:11:30,946 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:11:30,974 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:11:30,974 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:11:30,974 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:11:30,974 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:11:30,975 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:11:30,975 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:11:30,975 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:11:30,975 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:11:31,001 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-10-27 22:11:31,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 22:11:31,012 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:31,013 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] [2020-10-27 22:11:31,013 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 22:11:31,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:31,020 INFO L82 PathProgramCache]: Analyzing trace with hash 805188370, now seen corresponding path program 1 times [2020-10-27 22:11:31,030 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:31,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532224237] [2020-10-27 22:11:31,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:31,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:31,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:31,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:34,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:34,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 22:11:34,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:11:34,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3263 [2020-10-27 22:11:34,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:34,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:34,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-27 22:11:34,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:34,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 22:11:35,361 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:35,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:35,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 22:11:35,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:35,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:35,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:35,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:35,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:35,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:35,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:35,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:35,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:35,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:35,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:35,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:35,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:35,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:35,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:35,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:35,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:35,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:35,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:11:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:35,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:35,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:35,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:11:35,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:11:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:35,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:11:35,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:35,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:35,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:11:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:35,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:35,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:35,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:35,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:35,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:35,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:35,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:35,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:35,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:35,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:35,560 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 22:11:35,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532224237] [2020-10-27 22:11:35,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:35,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 22:11:35,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106634195] [2020-10-27 22:11:35,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-27 22:11:35,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:35,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-27 22:11:35,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:11:35,589 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 3 states. [2020-10-27 22:11:37,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:11:37,638 INFO L93 Difference]: Finished difference Result 266 states and 351 transitions. [2020-10-27 22:11:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-27 22:11:37,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-27 22:11:37,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:11:37,654 INFO L225 Difference]: With dead ends: 266 [2020-10-27 22:11:37,655 INFO L226 Difference]: Without dead ends: 142 [2020-10-27 22:11:37,659 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:11:37,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-27 22:11:37,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 112. [2020-10-27 22:11:37,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-10-27 22:11:37,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 131 transitions. [2020-10-27 22:11:37,750 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 131 transitions. Word has length 53 [2020-10-27 22:11:37,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:11:37,751 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 131 transitions. [2020-10-27 22:11:37,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-27 22:11:37,751 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 131 transitions. [2020-10-27 22:11:37,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-27 22:11:37,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:37,755 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] [2020-10-27 22:11:37,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:11:37,756 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 22:11:37,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:37,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1331881129, now seen corresponding path program 1 times [2020-10-27 22:11:37,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:37,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1644506518] [2020-10-27 22:11:37,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:37,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:37,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:37,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:40,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:40,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 22:11:40,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:11:40,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2594 [2020-10-27 22:11:40,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 22:11:40,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:11:40,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,030 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:41,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:41,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:11:41,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:41,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:41,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:41,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:41,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:41,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:41,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:41,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:41,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:41,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:41,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:41,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:41,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:41,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:11:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:41,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:41,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:41,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:11:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:41,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:41,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:41,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:11:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:41,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:41,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:41,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:41,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:41,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:41,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:41,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:41,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:41,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:41,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:41,154 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 22:11:41,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1644506518] [2020-10-27 22:11:41,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:41,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 22:11:41,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099840881] [2020-10-27 22:11:41,158 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 22:11:41,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:41,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 22:11:41,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 22:11:41,161 INFO L87 Difference]: Start difference. First operand 112 states and 131 transitions. Second operand 4 states. [2020-10-27 22:11:42,084 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:11:43,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:11:43,439 INFO L93 Difference]: Finished difference Result 196 states and 238 transitions. [2020-10-27 22:11:43,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:11:43,441 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-27 22:11:43,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:11:43,444 INFO L225 Difference]: With dead ends: 196 [2020-10-27 22:11:43,445 INFO L226 Difference]: Without dead ends: 126 [2020-10-27 22:11:43,446 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:11:43,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-27 22:11:43,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 103. [2020-10-27 22:11:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-27 22:11:43,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 119 transitions. [2020-10-27 22:11:43,500 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 119 transitions. Word has length 54 [2020-10-27 22:11:43,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:11:43,500 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 119 transitions. [2020-10-27 22:11:43,500 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 22:11:43,501 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2020-10-27 22:11:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-27 22:11:43,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:43,503 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] [2020-10-27 22:11:43,503 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:11:43,504 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 22:11:43,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:43,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1114505299, now seen corresponding path program 1 times [2020-10-27 22:11:43,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:43,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1616466921] [2020-10-27 22:11:43,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:43,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:43,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:45,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:45,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 22:11:45,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:11:45,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1638 [2020-10-27 22:11:45,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:45,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:11:45,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:45,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-27 22:11:45,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:11:45,999 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:46,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:46,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-27 22:11:46,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:46,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:11:46,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:46,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:46,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:46,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:46,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:46,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:46,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:46,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:46,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:46,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:46,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:11:46,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:46,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:46,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:46,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:46,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:46,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:46,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:46,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:46,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:46,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:46,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:46,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:46,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:11:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:46,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:46,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:46,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:46,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:46,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:46,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:11:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:46,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:11:46,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:11:46,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:46,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:46,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:46,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 22:11:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:46,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:46,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:46,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:46,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:46,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:46,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:46,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:46,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:46,233 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 22:11:46,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1616466921] [2020-10-27 22:11:46,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:46,235 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:11:46,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063154738] [2020-10-27 22:11:46,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:11:46,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:46,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:11:46,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:11:46,239 INFO L87 Difference]: Start difference. First operand 103 states and 119 transitions. Second operand 7 states. [2020-10-27 22:11:47,048 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:11:49,139 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:11:50,165 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:11:50,980 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:11:51,744 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:11:52,830 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:11:53,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:11:53,715 INFO L93 Difference]: Finished difference Result 279 states and 356 transitions. [2020-10-27 22:11:53,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:11:53,719 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2020-10-27 22:11:53,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:11:53,722 INFO L225 Difference]: With dead ends: 279 [2020-10-27 22:11:53,723 INFO L226 Difference]: Without dead ends: 200 [2020-10-27 22:11:53,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:11:53,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2020-10-27 22:11:53,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 179. [2020-10-27 22:11:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-27 22:11:53,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 214 transitions. [2020-10-27 22:11:53,788 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 214 transitions. Word has length 58 [2020-10-27 22:11:53,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:11:53,788 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 214 transitions. [2020-10-27 22:11:53,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:11:53,788 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 214 transitions. [2020-10-27 22:11:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-27 22:11:53,791 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:53,792 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] [2020-10-27 22:11:53,792 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:11:53,792 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 22:11:53,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:53,793 INFO L82 PathProgramCache]: Analyzing trace with hash 148870861, now seen corresponding path program 1 times [2020-10-27 22:11:53,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:53,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1423241828] [2020-10-27 22:11:53,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:53,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:53,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:53,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-27 22:11:53,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:53,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 168 [2020-10-27 22:11:53,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:53,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:53,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:53,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-27 22:11:53,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,703 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:11:54,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:11:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:54,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-27 22:11:54,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:54,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:54,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:11:54,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:11:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:54,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:54,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:54,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:11:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:54,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:54,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:54,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:54,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:54,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:11:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:54,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:54,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:54,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:54,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:54,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:11:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:11:54,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:11:54,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:54,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:54,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:11:54,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:11:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:54,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:11:54,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:11:54,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:11:54,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:11:54,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-27 22:11:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:54,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:54,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:54,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 22:11:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:54,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:54,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:54,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 22:11:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:54,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:54,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:11:54,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:11:54,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:11:54,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:11:54,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:11:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:11:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:11:54,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:11:54,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:11:54,923 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 22:11:54,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1423241828] [2020-10-27 22:11:54,923 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:11:54,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:11:54,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243866892] [2020-10-27 22:11:54,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:11:54,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:11:54,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:11:54,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:11:54,926 INFO L87 Difference]: Start difference. First operand 179 states and 214 transitions. Second operand 6 states. [2020-10-27 22:11:55,720 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:11:57,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:11:57,267 INFO L93 Difference]: Finished difference Result 354 states and 441 transitions. [2020-10-27 22:11:57,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 22:11:57,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-10-27 22:11:57,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:11:57,272 INFO L225 Difference]: With dead ends: 354 [2020-10-27 22:11:57,272 INFO L226 Difference]: Without dead ends: 199 [2020-10-27 22:11:57,274 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:11:57,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-10-27 22:11:57,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 177. [2020-10-27 22:11:57,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-10-27 22:11:57,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 208 transitions. [2020-10-27 22:11:57,328 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 208 transitions. Word has length 62 [2020-10-27 22:11:57,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:11:57,328 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 208 transitions. [2020-10-27 22:11:57,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:11:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 208 transitions. [2020-10-27 22:11:57,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-27 22:11:57,331 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:11:57,331 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] [2020-10-27 22:11:57,331 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:11:57,331 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 22:11:57,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:11:57,332 INFO L82 PathProgramCache]: Analyzing trace with hash 117652616, now seen corresponding path program 1 times [2020-10-27 22:11:57,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:11:57,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [916055048] [2020-10-27 22:11:57,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:11:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:11:57,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:57,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:11:58,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:02,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:02,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-27 22:12:02,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:12:02,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-27 22:12:02,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:02,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:12:02,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-27 22:12:02,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:12:02,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,150 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:03,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:03,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:12:03,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:03,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:03,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:03,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:03,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:03,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:03,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:03,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:03,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:03,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:03,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:03,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:03,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:03,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:03,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:03,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:03,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:03,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:03,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:12:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:03,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:03,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:03,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:03,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:12:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:03,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:03,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:03,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:03,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 22:12:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:12:03,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:03,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:12:03,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:12:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:03,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:03,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:03,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:12:03,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-27 22:12:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:03,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:03,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:03,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:03,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 22:12:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:03,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:03,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:03,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:03,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 22:12:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:03,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:03,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:03,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:03,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:03,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:03,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:03,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:03,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:03,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:03,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:03,343 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 22:12:03,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [916055048] [2020-10-27 22:12:03,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:03,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:12:03,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477750701] [2020-10-27 22:12:03,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:12:03,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:03,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:12:03,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:12:03,346 INFO L87 Difference]: Start difference. First operand 177 states and 208 transitions. Second operand 9 states. [2020-10-27 22:12:04,849 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:07,012 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:12:07,931 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:12:08,699 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:12:09,694 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:12:10,473 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:11,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:11,135 INFO L93 Difference]: Finished difference Result 484 states and 620 transitions. [2020-10-27 22:12:11,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:12:11,137 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 74 [2020-10-27 22:12:11,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:11,141 INFO L225 Difference]: With dead ends: 484 [2020-10-27 22:12:11,141 INFO L226 Difference]: Without dead ends: 168 [2020-10-27 22:12:11,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:12:11,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2020-10-27 22:12:11,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 154. [2020-10-27 22:12:11,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2020-10-27 22:12:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 172 transitions. [2020-10-27 22:12:11,202 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 172 transitions. Word has length 74 [2020-10-27 22:12:11,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:11,202 INFO L481 AbstractCegarLoop]: Abstraction has 154 states and 172 transitions. [2020-10-27 22:12:11,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:12:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 172 transitions. [2020-10-27 22:12:11,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 22:12:11,205 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:11,206 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] [2020-10-27 22:12:11,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:12:11,206 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 22:12:11,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:11,207 INFO L82 PathProgramCache]: Analyzing trace with hash -2142422992, now seen corresponding path program 1 times [2020-10-27 22:12:11,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:11,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901458085] [2020-10-27 22:12:11,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:11,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:11,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:14,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:14,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-27 22:12:14,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:12:14,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3105 [2020-10-27 22:12:14,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:14,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:12:14,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 22:12:14,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 22:12:14,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,043 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:15,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:15,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:12:15,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:15,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:15,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:15,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:15,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:15,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:15,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:15,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:15,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:15,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:15,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:15,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:15,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:15,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:15,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:15,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:12:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:15,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:15,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:15,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:15,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:12:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:12:15,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:12:15,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:15,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:12:15,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:12:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:12:15,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:12:15,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:15,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:12:15,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:12:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:12:15,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:12:15,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:12:15,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:12:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:15,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:15,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:12:15,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 22:12:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:15,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:15,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:12:15,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:15,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:12:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:15,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:12:15,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:15,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:15,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:15,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:12:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:15,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:15,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:15,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:15,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:15,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:15,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:15,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:15,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:15,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:15,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:15,253 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 22:12:15,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901458085] [2020-10-27 22:12:15,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:15,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:12:15,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128417756] [2020-10-27 22:12:15,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:12:15,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:15,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:12:15,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:12:15,256 INFO L87 Difference]: Start difference. First operand 154 states and 172 transitions. Second operand 9 states. [2020-10-27 22:12:16,121 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:12:18,348 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:19,148 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:19,911 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:20,635 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:12:21,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:21,381 INFO L93 Difference]: Finished difference Result 300 states and 357 transitions. [2020-10-27 22:12:21,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:12:21,383 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2020-10-27 22:12:21,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:21,386 INFO L225 Difference]: With dead ends: 300 [2020-10-27 22:12:21,386 INFO L226 Difference]: Without dead ends: 228 [2020-10-27 22:12:21,387 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2020-10-27 22:12:21,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-10-27 22:12:21,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 210. [2020-10-27 22:12:21,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-27 22:12:21,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 239 transitions. [2020-10-27 22:12:21,450 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 239 transitions. Word has length 84 [2020-10-27 22:12:21,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:21,451 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 239 transitions. [2020-10-27 22:12:21,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:12:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 239 transitions. [2020-10-27 22:12:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 22:12:21,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:21,453 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] [2020-10-27 22:12:21,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:12:21,453 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 22:12:21,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:21,454 INFO L82 PathProgramCache]: Analyzing trace with hash -509618993, now seen corresponding path program 1 times [2020-10-27 22:12:21,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:21,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2076523257] [2020-10-27 22:12:21,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:21,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:21,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:21,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-27 22:12:21,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:21,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 272 [2020-10-27 22:12:21,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:21,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:21,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 22:12:21,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:21,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,407 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:22,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:22,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:12:22,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:22,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:22,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:22,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:22,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:22,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:22,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:22,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:22,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:22,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:22,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:22,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:22,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:22,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:12:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:22,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:22,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:12:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:12:22,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:12:22,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:12:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:12:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:12:22,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:12:22,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:22,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:12:22,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:22,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:12:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:12:22,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:12:22,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:12:22,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:22,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:12:22,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:12:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:22,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:22,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:12:22,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 22:12:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:22,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:22,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:22,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:12:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:22,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:22,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:22,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:12:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:22,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:22,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:22,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:22,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:22,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:22,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:22,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:22,671 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 22:12:22,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2076523257] [2020-10-27 22:12:22,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:22,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:12:22,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749515588] [2020-10-27 22:12:22,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:12:22,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:22,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:12:22,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:12:22,673 INFO L87 Difference]: Start difference. First operand 210 states and 239 transitions. Second operand 8 states. [2020-10-27 22:12:24,355 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:25,078 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:25,871 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:12:26,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:26,727 INFO L93 Difference]: Finished difference Result 359 states and 422 transitions. [2020-10-27 22:12:26,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:12:26,728 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2020-10-27 22:12:26,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:26,730 INFO L225 Difference]: With dead ends: 359 [2020-10-27 22:12:26,730 INFO L226 Difference]: Without dead ends: 229 [2020-10-27 22:12:26,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:12:26,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2020-10-27 22:12:26,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 210. [2020-10-27 22:12:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-27 22:12:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 238 transitions. [2020-10-27 22:12:26,792 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 238 transitions. Word has length 84 [2020-10-27 22:12:26,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:26,793 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 238 transitions. [2020-10-27 22:12:26,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:12:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 238 transitions. [2020-10-27 22:12:26,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-27 22:12:26,794 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:12:26,795 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] [2020-10-27 22:12:26,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:12:26,795 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 22:12:26,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:12:26,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1541365005, now seen corresponding path program 1 times [2020-10-27 22:12:26,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:12:26,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [808422572] [2020-10-27 22:12:26,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:12:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:26,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-27 22:12:27,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 324 [2020-10-27 22:12:27,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:12:27,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-27 22:12:27,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:12:27,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,818 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:27,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:12:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:27,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:12:27,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:27,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:27,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:12:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:27,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:27,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:27,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:27,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:27,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:12:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:27,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:27,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:27,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:27,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:12:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:27,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:27,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:27,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:27,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:12:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:27,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:27,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:27,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:27,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:12:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:27,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:27,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:27,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:12:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:12:27,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:12:27,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:12:27,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:12:27,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:12:27,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:27,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:12:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:27,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:27,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:27,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:12:27,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:27,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:12:27,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:27,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:12:27,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:27,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:12:27,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:28,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:12:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:28,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:28,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:28,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:12:28,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:28,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:28,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:12:28,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:28,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:28,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:12:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:28,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:28,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:28,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:12:28,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:28,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:12:28,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:28,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:28,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:12:28,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:28,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:28,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 22:12:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:28,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:28,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:28,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:28,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:28,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:28,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:28,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:28,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:12:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:28,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:28,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:28,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:28,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:28,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:28,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:28,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:28,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:28,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:28,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:28,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:12:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:12:28,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:12:28,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:12:28,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:12:28,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:12:28,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:12:28,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:12:28,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:12:28,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:12:28,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:12:28,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:12:28,065 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 22:12:28,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [808422572] [2020-10-27 22:12:28,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:12:28,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:12:28,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703777419] [2020-10-27 22:12:28,070 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:12:28,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:12:28,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:12:28,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:12:28,072 INFO L87 Difference]: Start difference. First operand 210 states and 238 transitions. Second operand 9 states. [2020-10-27 22:12:29,716 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:30,463 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:12:31,247 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:31,935 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:12:32,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:12:32,588 INFO L93 Difference]: Finished difference Result 378 states and 447 transitions. [2020-10-27 22:12:32,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:12:32,589 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2020-10-27 22:12:32,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:12:32,590 INFO L225 Difference]: With dead ends: 378 [2020-10-27 22:12:32,590 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:12:32,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:12:32,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:12:32,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:12:32,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:12:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:12:32,592 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 84 [2020-10-27 22:12:32,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:12:32,592 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:12:32,592 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:12:32,592 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:12:32,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:12:32,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:12:32,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:12:33,369 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 14 [2020-10-27 22:12:33,636 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 16 [2020-10-27 22:12:35,635 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 223 [2020-10-27 22:12:36,227 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 14 [2020-10-27 22:12:37,870 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-10-27 22:12:39,000 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 22:12:39,560 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 22:12:40,199 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:12:40,897 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:42,158 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-27 22:12:42,695 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:43,409 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:12:43,997 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:12:44,580 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:12:45,106 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:46,376 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-27 22:12:47,484 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 160 DAG size of output: 12 [2020-10-27 22:12:48,645 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-27 22:12:49,167 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:12:50,227 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2020-10-27 22:12:51,318 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2020-10-27 22:12:52,903 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2020-10-27 22:12:54,084 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-27 22:12:54,824 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-27 22:12:55,442 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:12:56,066 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:12:57,861 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 156 DAG size of output: 15 [2020-10-27 22:12:58,381 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 22:12:58,955 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:12:59,476 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:13:00,000 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 22:13:01,066 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 16 [2020-10-27 22:13:01,680 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:13:02,248 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-27 22:13:02,772 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:13:03,884 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 153 DAG size of output: 12 [2020-10-27 22:13:03,889 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:13:03,890 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:13:03,890 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:13:03,890 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:13:03,890 INFO L274 CegarLoopResult]: For program point L322-2(lines 322 343) no Hoare annotation was computed. [2020-10-27 22:13:03,890 INFO L274 CegarLoopResult]: For program point L344(lines 321 345) no Hoare annotation was computed. [2020-10-27 22:13:03,890 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 297 352) no Hoare annotation was computed. [2020-10-27 22:13:03,890 INFO L274 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-10-27 22:13:03,891 INFO L274 CegarLoopResult]: For program point L328-1(lines 328 332) no Hoare annotation was computed. [2020-10-27 22:13:03,891 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 297 352) no Hoare annotation was computed. [2020-10-27 22:13:03,891 INFO L274 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-10-27 22:13:03,891 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 297 352) no Hoare annotation was computed. [2020-10-27 22:13:03,891 INFO L274 CegarLoopResult]: For program point L385(lines 385 389) no Hoare annotation was computed. [2020-10-27 22:13:03,891 INFO L274 CegarLoopResult]: For program point L385-1(lines 385 389) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point L379-2(lines 379 404) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 353 412) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point L405(lines 378 406) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 353 412) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point L398-1(line 398) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 353 412) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 893 899) the Hoare annotation is: true [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 893 899) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 900 908) no Hoare annotation was computed. [2020-10-27 22:13:03,892 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 900 908) the Hoare annotation is: true [2020-10-27 22:13:03,893 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 900 908) no Hoare annotation was computed. [2020-10-27 22:13:03,893 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 221 243) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,893 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 221 243) no Hoare annotation was computed. [2020-10-27 22:13:03,893 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 221 243) no Hoare annotation was computed. [2020-10-27 22:13:03,893 INFO L270 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,893 INFO L270 CegarLoopResult]: At program point L233-1(line 233) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,893 INFO L274 CegarLoopResult]: For program point L231(lines 231 238) no Hoare annotation was computed. [2020-10-27 22:13:03,894 INFO L274 CegarLoopResult]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2020-10-27 22:13:03,894 INFO L274 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-27 22:13:03,897 INFO L270 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,897 INFO L270 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,898 INFO L270 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 176 199) no Hoare annotation was computed. [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 176 199) no Hoare annotation was computed. [2020-10-27 22:13:03,898 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 176 199) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-27 22:13:03,899 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 776 784) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 776 784) the Hoare annotation is: true [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 776 784) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point L792(lines 792 800) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point L792-2(lines 792 800) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 785 820) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point L815-1(line 815) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 785 820) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point L804(lines 804 812) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 785 820) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 812) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 886 892) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 886 892) the Hoare annotation is: true [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 251 296) no Hoare annotation was computed. [2020-10-27 22:13:03,900 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 251 296) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 251 296) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point L578-1(lines 578 598) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 564 609) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point L595(lines 595 596) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 588 589) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 595 596) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point L588(lines 588 589) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 564 609) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point L584(lines 584 591) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 564 609) no Hoare annotation was computed. [2020-10-27 22:13:03,901 INFO L274 CegarLoopResult]: For program point L578(lines 578 598) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 208 217) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 208 217) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 208 217) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 765 775) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 765 775) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 765 775) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-10-27 22:13:03,902 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 757 764) no Hoare annotation was computed. [2020-10-27 22:13:03,903 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 757 764) no Hoare annotation was computed. [2020-10-27 22:13:03,903 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 757 764) no Hoare annotation was computed. [2020-10-27 22:13:03,903 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 128 141) no Hoare annotation was computed. [2020-10-27 22:13:03,903 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-27 22:13:03,903 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 128 141) the Hoare annotation is: true [2020-10-27 22:13:03,903 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 128 141) no Hoare annotation was computed. [2020-10-27 22:13:03,903 INFO L270 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-27 22:13:03,903 INFO L274 CegarLoopResult]: For program point L732(lines 732 740) no Hoare annotation was computed. [2020-10-27 22:13:03,904 INFO L270 CegarLoopResult]: At program point L730(line 730) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= |old(~pumpRunning~0)| 0)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-27 22:13:03,904 INFO L274 CegarLoopResult]: For program point L730-1(line 730) no Hoare annotation was computed. [2020-10-27 22:13:03,904 INFO L274 CegarLoopResult]: For program point L728(lines 728 745) no Hoare annotation was computed. [2020-10-27 22:13:03,904 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 724 748) no Hoare annotation was computed. [2020-10-27 22:13:03,904 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 724 748) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:13:03,904 INFO L270 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (or (and (not (= ~pumpRunning~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-27 22:13:03,904 INFO L274 CegarLoopResult]: For program point L743-1(lines 724 748) no Hoare annotation was computed. [2020-10-27 22:13:03,904 INFO L270 CegarLoopResult]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse0 (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:13:03,905 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 716 722) no Hoare annotation was computed. [2020-10-27 22:13:03,905 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 716 722) the Hoare annotation is: true [2020-10-27 22:13:03,905 INFO L270 CegarLoopResult]: At program point L673(lines 630 675) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and .cse0 (not (= ~pumpRunning~0 0))))) [2020-10-27 22:13:03,905 INFO L274 CegarLoopResult]: For program point L640(lines 640 646) no Hoare annotation was computed. [2020-10-27 22:13:03,905 INFO L270 CegarLoopResult]: At program point testENTRY(lines 620 683) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 22:13:03,905 INFO L274 CegarLoopResult]: For program point L640-1(lines 640 646) no Hoare annotation was computed. [2020-10-27 22:13:03,905 INFO L274 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-10-27 22:13:03,905 INFO L274 CegarLoopResult]: For program point testFINAL(lines 620 683) no Hoare annotation was computed. [2020-10-27 22:13:03,906 INFO L270 CegarLoopResult]: At program point L676(lines 629 677) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0))) [2020-10-27 22:13:03,906 INFO L274 CegarLoopResult]: For program point L666(lines 666 670) no Hoare annotation was computed. [2020-10-27 22:13:03,906 INFO L270 CegarLoopResult]: At program point L666-2(lines 660 671) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and .cse0 (not (= ~pumpRunning~0 0))))) [2020-10-27 22:13:03,906 INFO L274 CegarLoopResult]: For program point L631(lines 630 675) no Hoare annotation was computed. [2020-10-27 22:13:03,906 INFO L274 CegarLoopResult]: For program point L660(lines 660 671) no Hoare annotation was computed. [2020-10-27 22:13:03,906 INFO L270 CegarLoopResult]: At program point L652(line 652) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and .cse0 (not (= ~pumpRunning~0 0))))) [2020-10-27 22:13:03,906 INFO L274 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2020-10-27 22:13:03,907 INFO L274 CegarLoopResult]: For program point L650-1(lines 650 656) no Hoare annotation was computed. [2020-10-27 22:13:03,907 INFO L274 CegarLoopResult]: For program point testEXIT(lines 620 683) no Hoare annotation was computed. [2020-10-27 22:13:03,907 INFO L270 CegarLoopResult]: At program point L642(line 642) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (and .cse0 (not (= ~pumpRunning~0 0))))) [2020-10-27 22:13:03,907 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 542 543) no Hoare annotation was computed. [2020-10-27 22:13:03,907 INFO L274 CegarLoopResult]: For program point L542(lines 542 543) no Hoare annotation was computed. [2020-10-27 22:13:03,907 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 549 550) no Hoare annotation was computed. [2020-10-27 22:13:03,907 INFO L274 CegarLoopResult]: For program point L538(lines 538 545) no Hoare annotation was computed. [2020-10-27 22:13:03,907 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 518 563) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 518 563) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point L532(lines 532 552) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point L532-1(lines 532 552) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 518 563) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point L549(lines 549 550) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-27 22:13:03,908 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 415 517) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L444(lines 444 460) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L504(lines 504 511) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L465(lines 464 484) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L496-1(line 496) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L461(lines 461 502) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 415 517) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-27 22:13:03,909 INFO L274 CegarLoopResult]: For program point L480-1(line 480) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point L439(lines 439 443) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point L503(lines 503 514) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point L466(lines 466 470) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 415 517) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point L464-2(lines 464 484) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point L485(lines 463 486) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 876 885) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 876 885) no Hoare annotation was computed. [2020-10-27 22:13:03,910 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 876 885) no Hoare annotation was computed. [2020-10-27 22:13:03,911 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:13:03,911 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~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~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.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~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:13:03,911 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:13:03,911 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 749 756) no Hoare annotation was computed. [2020-10-27 22:13:03,911 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 749 756) no Hoare annotation was computed. [2020-10-27 22:13:03,912 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 749 756) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:13:03,912 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 119 127) the Hoare annotation is: true [2020-10-27 22:13:03,912 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-27 22:13:03,912 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-27 22:13:03,912 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 821 839) no Hoare annotation was computed. [2020-10-27 22:13:03,912 INFO L274 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2020-10-27 22:13:03,912 INFO L277 CegarLoopResult]: At program point L828(line 828) the Hoare annotation is: true [2020-10-27 22:13:03,912 INFO L274 CegarLoopResult]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2020-10-27 22:13:03,912 INFO L274 CegarLoopResult]: For program point L828-1(line 828) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 821 839) the Hoare annotation is: true [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 821 839) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-27 22:13:03,913 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-27 22:13:03,914 INFO L270 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (and (not (= ~pumpRunning~0 0)) .cse0) (not (= 1 ~systemActive~0)))) [2020-10-27 22:13:03,914 INFO L270 CegarLoopResult]: At program point L703(lines 703 709) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0))) (let ((.cse0 (and .cse2 .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not .cse4))) (and (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse0 (and .cse1 .cse2) (and (<= ~waterLevel~0 1) .cse1) .cse3)) (or .cse0 .cse3 (= |old(~pumpRunning~0)| 0))))) [2020-10-27 22:13:03,914 INFO L270 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-27 22:13:03,914 INFO L274 CegarLoopResult]: For program point L696(lines 695 714) no Hoare annotation was computed. [2020-10-27 22:13:03,914 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 692 715) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-27 22:13:03,914 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 692 715) no Hoare annotation was computed. [2020-10-27 22:13:03,914 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 692 715) no Hoare annotation was computed. [2020-10-27 22:13:03,915 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 145 174) no Hoare annotation was computed. [2020-10-27 22:13:03,915 INFO L274 CegarLoopResult]: For program point L159(lines 159 163) no Hoare annotation was computed. [2020-10-27 22:13:03,915 INFO L277 CegarLoopResult]: At program point L159-1(lines 159 163) the Hoare annotation is: true [2020-10-27 22:13:03,915 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 145 174) the Hoare annotation is: true [2020-10-27 22:13:03,915 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-27 22:13:03,915 INFO L277 CegarLoopResult]: At program point L155-2(lines 155 169) the Hoare annotation is: true [2020-10-27 22:13:03,915 INFO L277 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: true [2020-10-27 22:13:03,915 INFO L274 CegarLoopResult]: For program point L151-1(line 151) no Hoare annotation was computed. [2020-10-27 22:13:03,915 INFO L277 CegarLoopResult]: At program point L170(lines 145 174) the Hoare annotation is: true [2020-10-27 22:13:03,915 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-10-27 22:13:03,916 INFO L270 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:13:03,916 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 841 873) no Hoare annotation was computed. [2020-10-27 22:13:03,916 INFO L274 CegarLoopResult]: For program point L860(lines 860 866) no Hoare annotation was computed. [2020-10-27 22:13:03,916 INFO L270 CegarLoopResult]: At program point L858(line 858) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-27 22:13:03,916 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 841 873) the Hoare annotation is: true [2020-10-27 22:13:03,916 INFO L274 CegarLoopResult]: For program point L858-1(line 858) no Hoare annotation was computed. [2020-10-27 22:13:03,916 INFO L274 CegarLoopResult]: For program point L856(lines 856 869) no Hoare annotation was computed. [2020-10-27 22:13:03,916 INFO L274 CegarLoopResult]: For program point L856-1(lines 841 873) no Hoare annotation was computed. [2020-10-27 22:13:03,916 INFO L277 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: true [2020-10-27 22:13:03,917 INFO L274 CegarLoopResult]: For program point L854-1(line 854) no Hoare annotation was computed. [2020-10-27 22:13:03,917 INFO L274 CegarLoopResult]: For program point L850(lines 850 870) no Hoare annotation was computed. [2020-10-27 22:13:03,917 INFO L277 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: true [2020-10-27 22:13:03,917 INFO L274 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-10-27 22:13:03,917 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-27 22:13:03,917 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-27 22:13:03,917 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-27 22:13:03,917 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 200 206) no Hoare annotation was computed. [2020-10-27 22:13:03,917 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 200 206) the Hoare annotation is: true [2020-10-27 22:13:03,917 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:13:03,918 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2020-10-27 22:13:03,918 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:13:03,918 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:13:03,918 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-27 22:13:03,918 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-27 22:13:03,918 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-27 22:13:03,918 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 611 618) no Hoare annotation was computed. [2020-10-27 22:13:03,918 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 611 618) the Hoare annotation is: true [2020-10-27 22:13:03,918 INFO L274 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-27 22:13:03,919 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 611 618) no Hoare annotation was computed. [2020-10-27 22:13:03,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:13:03 BoogieIcfgContainer [2020-10-27 22:13:03,936 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:13:03,938 INFO L168 Benchmark]: Toolchain (without parser) took 95357.62 ms. Allocated memory was 151.0 MB in the beginning and 413.1 MB in the end (delta: 262.1 MB). Free memory was 125.7 MB in the beginning and 380.4 MB in the end (delta: -254.7 MB). Peak memory consumption was 250.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:13:03,939 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 151.0 MB. Free memory is still 124.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:13:03,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.60 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 104.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:13:03,940 INFO L168 Benchmark]: Boogie Preprocessor took 103.43 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:13:03,941 INFO L168 Benchmark]: RCFGBuilder took 1519.08 ms. Allocated memory is still 151.0 MB. Free memory was 100.4 MB in the beginning and 129.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:13:03,942 INFO L168 Benchmark]: TraceAbstraction took 93031.12 ms. Allocated memory was 151.0 MB in the beginning and 413.1 MB in the end (delta: 262.1 MB). Free memory was 129.4 MB in the beginning and 380.4 MB in the end (delta: -251.1 MB). Peak memory consumption was 253.8 MB. Max. memory is 8.0 GB. [2020-10-27 22:13:03,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 ms. Allocated memory is still 151.0 MB. Free memory is still 124.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 686.60 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 104.2 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 103.43 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1519.08 ms. Allocated memory is still 151.0 MB. Free memory was 100.4 MB in the beginning and 129.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 93031.12 ms. Allocated memory was 151.0 MB in the beginning and 413.1 MB in the end (delta: 262.1 MB). Free memory was 129.4 MB in the beginning and 380.4 MB in the end (delta: -251.1 MB). Peak memory consumption was 253.8 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: 549]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 542]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 588]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 595]: 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: 629]: Loop Invariant Derived loop invariant: !(\old(waterLevel) == 1) || !(1 == systemActive) - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 && splverifierCounter <= 0) && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || (splverifierCounter <= 0 && !(pumpRunning == 0)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 230 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 61.6s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 36.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 31.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 721 SDtfs, 1315 SDslu, 590 SDs, 0 SdLazy, 2915 SolverSat, 762 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 24.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 147 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 529 PreInvPairs, 637 NumberOfFragments, 747 HoareAnnotationTreeSize, 529 FomulaSimplifications, 176468 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 52 FomulaSimplificationsInter, 20826 FormulaSimplificationTreeSizeReductionInter, 27.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 23.6s InterpolantComputationTime, 553 NumberOfCodeBlocks, 553 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 545 ConstructedInterpolants, 0 QuantifiedInterpolants, 166275 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 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...