/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --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=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:16:43,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:16:43,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:16:43,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:16:43,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:16:43,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:16:43,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:16:43,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:16:43,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:16:43,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:16:43,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:16:43,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:16:43,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:16:43,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:16:43,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:16:43,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:16:43,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:16:43,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:16:43,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:16:43,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:16:43,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:16:43,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:16:43,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:16:43,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:16:43,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:16:43,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:16:43,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:16:43,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:16:43,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:16:43,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:16:43,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:16:43,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:16:43,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:16:43,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:16:43,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:16:43,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:16:43,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:16:43,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:16:43,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:16:43,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:16:43,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:16:43,833 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 [2020-09-21 12:16:43,887 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:16:43,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:16:43,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:16:43,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:16:43,891 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:16:43,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:16:43,891 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:16:43,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:16:43,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:16:43,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:16:43,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:16:43,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:16:43,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:16:43,894 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:16:43,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:16:43,894 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:16:43,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:16:43,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:16:43,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:16:43,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:16:43,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:16:43,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:16:43,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:16:43,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:16:43,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:16:43,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:16:43,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:16:43,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:16:43,897 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:16:43,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:16:44,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:16:44,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:16:44,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:16:44,371 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:16:44,371 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:16:44,373 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c [2020-09-21 12:16:44,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16b9db851/66fa2641583843c69e1895fff15d5c7a/FLAG0703d2f14 [2020-09-21 12:16:45,061 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:16:45,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c [2020-09-21 12:16:45,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16b9db851/66fa2641583843c69e1895fff15d5c7a/FLAG0703d2f14 [2020-09-21 12:16:45,383 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/16b9db851/66fa2641583843c69e1895fff15d5c7a [2020-09-21 12:16:45,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:16:45,401 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:16:45,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:16:45,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:16:45,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:16:45,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:16:45" (1/1) ... [2020-09-21 12:16:45,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22fd97d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:45, skipping insertion in model container [2020-09-21 12:16:45,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:16:45" (1/1) ... [2020-09-21 12:16:45,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:16:45,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:16:45,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:16:45,877 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:16:46,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:16:46,115 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:16:46,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46 WrapperNode [2020-09-21 12:16:46,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:16:46,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:16:46,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:16:46,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:16:46,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (1/1) ... [2020-09-21 12:16:46,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (1/1) ... [2020-09-21 12:16:46,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (1/1) ... [2020-09-21 12:16:46,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (1/1) ... [2020-09-21 12:16:46,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (1/1) ... [2020-09-21 12:16:46,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (1/1) ... [2020-09-21 12:16:46,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (1/1) ... [2020-09-21 12:16:46,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:16:46,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:16:46,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:16:46,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:16:46,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (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 [2020-09-21 12:16:46,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:16:46,300 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:16:46,300 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:16:46,300 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:16:46,300 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:16:46,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:16:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:16:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:16:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 12:16:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 12:16:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:16:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:16:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:16:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:16:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:16:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:16:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:16:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:16:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:16:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:16:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:16:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:16:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:16:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:16:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:16:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:16:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:16:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:16:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:16:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:16:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:16:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:16:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:16:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:16:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:16:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:16:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:16:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:16:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:16:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:16:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:16:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:16:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:16:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 12:16:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 12:16:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:16:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:16:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:16:46,308 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:16:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:16:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:16:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:16:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:16:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:16:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:16:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:16:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:16:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:16:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:16:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:16:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:16:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:16:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:16:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:16:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:16:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:16:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:16:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:16:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:16:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:16:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:16:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:16:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:16:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:16:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:16:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:16:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:16:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:16:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:16:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:16:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:16:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:16:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:16:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:16:47,359 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:16:47,360 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:16:47,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:16:47 BoogieIcfgContainer [2020-09-21 12:16:47,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:16:47,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:16:47,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:16:47,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:16:47,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:16:45" (1/3) ... [2020-09-21 12:16:47,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292a8148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:16:47, skipping insertion in model container [2020-09-21 12:16:47,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:16:46" (2/3) ... [2020-09-21 12:16:47,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292a8148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:16:47, skipping insertion in model container [2020-09-21 12:16:47,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:16:47" (3/3) ... [2020-09-21 12:16:47,376 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2020-09-21 12:16:47,388 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:16:47,399 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:16:47,418 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:16:47,445 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:16:47,446 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:16:47,446 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:16:47,446 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:16:47,446 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:16:47,446 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:16:47,446 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:16:47,446 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:16:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-09-21 12:16:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 12:16:47,486 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:16:47,487 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:16:47,488 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:16:47,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:16:47,495 INFO L82 PathProgramCache]: Analyzing trace with hash 765786489, now seen corresponding path program 1 times [2020-09-21 12:16:47,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:16:47,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [418898993] [2020-09-21 12:16:47,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:16:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:47,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:48,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:48,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:48,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 12:16:48,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:16:48,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1097 [2020-09-21 12:16:48,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:48,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:48,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 12:16:48,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:48,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-21 12:16:49,383 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:16:49,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:49,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-09-21 12:16:49,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:49,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:49,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:16:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:49,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:16:49,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:49,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:49,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:16:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:49,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:16:49,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:49,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:49,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:16:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:49,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 12:16:49,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:49,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:49,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:16:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:49,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:16:49,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:49,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:49,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:16:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:49,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:49,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:49,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:49,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 12:16:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:16:49,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:16:49,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:16:49,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:49,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:49,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:16:49,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:49,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:49,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 12:16:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:49,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:49,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:49,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:49,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:16:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:49,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:49,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:49,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:49,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:49,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:16:49,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:49,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:49,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:49,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:49,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:49,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 12:16:49,682 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [418898993] [2020-09-21 12:16:49,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:16:49,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:16:49,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347526166] [2020-09-21 12:16:49,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:16:49,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:16:49,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:16:49,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:16:49,731 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 4 states. [2020-09-21 12:16:51,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:16:51,159 INFO L93 Difference]: Finished difference Result 236 states and 309 transitions. [2020-09-21 12:16:51,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 12:16:51,161 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 12:16:51,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:16:51,185 INFO L225 Difference]: With dead ends: 236 [2020-09-21 12:16:51,185 INFO L226 Difference]: Without dead ends: 133 [2020-09-21 12:16:51,192 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:16:51,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-09-21 12:16:51,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2020-09-21 12:16:51,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-09-21 12:16:51,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-09-21 12:16:51,338 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2020-09-21 12:16:51,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:16:51,339 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-09-21 12:16:51,339 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:16:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-09-21 12:16:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 12:16:51,347 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:16:51,347 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:16:51,347 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:16:51,347 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:16:51,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:16:51,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1248196221, now seen corresponding path program 1 times [2020-09-21 12:16:51,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:16:51,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1400133837] [2020-09-21 12:16:51,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:16:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:51,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:51,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 12:16:52,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:16:52,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1001 [2020-09-21 12:16:52,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:16:52,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 12:16:52,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:16:52,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:52,720 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:16:52,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:52,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-21 12:16:52,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:16:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:52,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:52,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:52,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:16:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:52,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:16:52,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:52,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:16:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:52,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:16:52,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:16:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:52,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:52,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:52,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:16:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:52,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:52,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:52,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 12:16:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:16:52,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:16:52,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:16:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:52,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:52,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:52,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:52,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 12:16:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:52,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:52,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:52,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 12:16:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:52,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:52,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:52,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:52,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:52,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:16:52,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:52,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:52,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:16:52,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:52,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:52,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 12:16:52,920 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1400133837] [2020-09-21 12:16:52,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:16:52,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:16:52,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933023812] [2020-09-21 12:16:52,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:16:52,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:16:52,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:16:52,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:16:52,925 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 5 states. [2020-09-21 12:16:53,429 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:16:53,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:16:53,971 INFO L93 Difference]: Finished difference Result 168 states and 207 transitions. [2020-09-21 12:16:53,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:16:53,973 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 12:16:53,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:16:53,977 INFO L225 Difference]: With dead ends: 168 [2020-09-21 12:16:53,977 INFO L226 Difference]: Without dead ends: 123 [2020-09-21 12:16:53,980 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:16:53,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-09-21 12:16:54,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-09-21 12:16:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-09-21 12:16:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2020-09-21 12:16:54,034 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2020-09-21 12:16:54,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:16:54,034 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2020-09-21 12:16:54,034 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:16:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2020-09-21 12:16:54,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 12:16:54,044 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:16:54,045 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:16:54,045 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:16:54,045 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:16:54,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:16:54,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1685147273, now seen corresponding path program 1 times [2020-09-21 12:16:54,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:16:54,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [246024707] [2020-09-21 12:16:54,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:16:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:54,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:54,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 12:16:55,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:16:55,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1044 [2020-09-21 12:16:55,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:16:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-09-21 12:16:55,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 12:16:55,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,494 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:16:55,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-09-21 12:16:55,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 12:16:55,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:16:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:55,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:16:55,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:55,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:16:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:55,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:55,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:55,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:16:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:16:55,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:55,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:16:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:16:55,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:55,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:55,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:16:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:16:55,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 12:16:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:16:55,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:55,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:16:55,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:16:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:16:55,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:16:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:16:55,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:55,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:16:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 12:16:55,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:16:55,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:16:55,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:55,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 12:16:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:16:55,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:16:55,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:16:55,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:16:55,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:16:55,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 12:16:55,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:16:55,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:16:55,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:16:55,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:16:55,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:16:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 12:16:55,839 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [246024707] [2020-09-21 12:16:55,839 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:16:55,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:16:55,840 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039853915] [2020-09-21 12:16:55,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:16:55,841 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:16:55,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:16:55,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:16:55,844 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 8 states. [2020-09-21 12:16:56,393 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:16:57,620 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-21 12:16:58,196 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:16:58,537 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 12:16:58,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:16:58,653 INFO L93 Difference]: Finished difference Result 177 states and 226 transitions. [2020-09-21 12:16:58,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 12:16:58,653 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-09-21 12:16:58,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:16:58,654 INFO L225 Difference]: With dead ends: 177 [2020-09-21 12:16:58,654 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:16:58,657 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:16:58,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:16:58,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:16:58,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:16:58,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:16:58,661 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-09-21 12:16:58,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:16:58,661 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:16:58,661 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:16:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:16:58,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:16:58,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:16:58,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:16:58,859 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:16:59,055 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:16:59,242 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:16:59,435 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:16:59,624 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:16:59,803 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:16:59,986 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:00,165 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:00,344 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:00,484 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 6 [2020-09-21 12:17:00,669 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:00,850 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:01,025 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:01,199 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:01,378 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:01,556 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:01,727 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:01,901 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:02,062 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:02,222 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:02,389 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:02,546 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:02,700 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:02,859 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:03,011 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:03,264 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:03,419 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:03,583 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:03,831 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:03,981 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,134 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,283 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,434 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:04,774 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,025 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,190 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,340 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:05,531 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:05,758 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:05,986 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:06,201 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:06,473 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:06,696 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-09-21 12:17:06,938 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:07,180 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:07,386 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:07,574 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:07,797 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:08,043 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:08,255 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:08,477 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:08,681 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:08,867 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-09-21 12:17:08,871 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-09-21 12:17:08,871 INFO L268 CegarLoopResult]: For program point L383-2(lines 383 404) no Hoare annotation was computed. [2020-09-21 12:17:08,872 INFO L268 CegarLoopResult]: For program point L405(lines 382 406) no Hoare annotation was computed. [2020-09-21 12:17:08,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 358 413) no Hoare annotation was computed. [2020-09-21 12:17:08,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 358 413) no Hoare annotation was computed. [2020-09-21 12:17:08,872 INFO L268 CegarLoopResult]: For program point L389(lines 389 393) no Hoare annotation was computed. [2020-09-21 12:17:08,872 INFO L268 CegarLoopResult]: For program point L389-1(lines 389 393) no Hoare annotation was computed. [2020-09-21 12:17:08,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 358 413) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point L446(lines 446 450) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point L440-2(lines 440 465) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 414 473) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point L466(lines 439 467) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 414 473) no Hoare annotation was computed. [2020-09-21 12:17:08,873 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-09-21 12:17:08,874 INFO L268 CegarLoopResult]: For program point L459-1(line 459) no Hoare annotation was computed. [2020-09-21 12:17:08,874 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 414 473) no Hoare annotation was computed. [2020-09-21 12:17:08,874 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 879 885) the Hoare annotation is: true [2020-09-21 12:17:08,874 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 879 885) no Hoare annotation was computed. [2020-09-21 12:17:08,874 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 886 894) no Hoare annotation was computed. [2020-09-21 12:17:08,874 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 886 894) the Hoare annotation is: true [2020-09-21 12:17:08,875 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 886 894) no Hoare annotation was computed. [2020-09-21 12:17:08,875 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:08,875 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-09-21 12:17:08,875 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-09-21 12:17:08,875 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:08,876 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-09-21 12:17:08,876 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-09-21 12:17:08,876 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-09-21 12:17:08,876 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-09-21 12:17:08,876 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 12:17:08,876 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-09-21 12:17:08,876 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 12:17:08,877 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-09-21 12:17:08,877 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-09-21 12:17:08,877 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-09-21 12:17:08,877 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-09-21 12:17:08,877 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-09-21 12:17:08,877 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-09-21 12:17:08,877 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-09-21 12:17:08,878 INFO L264 CegarLoopResult]: At program point L834-1(line 834) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,878 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 828 850) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,878 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 828 850) no Hoare annotation was computed. [2020-09-21 12:17:08,878 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 828 850) no Hoare annotation was computed. [2020-09-21 12:17:08,878 INFO L264 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,879 INFO L264 CegarLoopResult]: At program point L840-1(line 840) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,879 INFO L268 CegarLoopResult]: For program point L838(lines 838 845) no Hoare annotation was computed. [2020-09-21 12:17:08,879 INFO L268 CegarLoopResult]: For program point L838-1(lines 838 845) no Hoare annotation was computed. [2020-09-21 12:17:08,879 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-09-21 12:17:08,879 INFO L264 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,879 INFO L264 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,879 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-09-21 12:17:08,880 INFO L268 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-09-21 12:17:08,880 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 783 806) no Hoare annotation was computed. [2020-09-21 12:17:08,880 INFO L268 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-09-21 12:17:08,880 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-09-21 12:17:08,880 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-09-21 12:17:08,880 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 783 806) no Hoare annotation was computed. [2020-09-21 12:17:08,880 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 783 806) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-09-21 12:17:08,881 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-09-21 12:17:08,882 INFO L268 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-09-21 12:17:08,882 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 282 296) no Hoare annotation was computed. [2020-09-21 12:17:08,882 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:08,882 INFO L268 CegarLoopResult]: For program point L286(lines 286 292) no Hoare annotation was computed. [2020-09-21 12:17:08,882 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 282 296) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 12:17:08,882 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 282 296) no Hoare annotation was computed. [2020-09-21 12:17:08,883 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 237 245) no Hoare annotation was computed. [2020-09-21 12:17:08,883 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 237 245) the Hoare annotation is: true [2020-09-21 12:17:08,883 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 237 245) no Hoare annotation was computed. [2020-09-21 12:17:08,883 INFO L268 CegarLoopResult]: For program point L253(lines 253 261) no Hoare annotation was computed. [2020-09-21 12:17:08,883 INFO L268 CegarLoopResult]: For program point L253-2(lines 253 261) no Hoare annotation was computed. [2020-09-21 12:17:08,883 INFO L268 CegarLoopResult]: For program point L276(line 276) no Hoare annotation was computed. [2020-09-21 12:17:08,883 INFO L268 CegarLoopResult]: For program point L276-1(line 276) no Hoare annotation was computed. [2020-09-21 12:17:08,883 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 246 281) no Hoare annotation was computed. [2020-09-21 12:17:08,884 INFO L268 CegarLoopResult]: For program point L265(lines 265 273) no Hoare annotation was computed. [2020-09-21 12:17:08,884 INFO L268 CegarLoopResult]: For program point L265-2(lines 265 273) no Hoare annotation was computed. [2020-09-21 12:17:08,884 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 246 281) no Hoare annotation was computed. [2020-09-21 12:17:08,884 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 246 281) no Hoare annotation was computed. [2020-09-21 12:17:08,884 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 872 878) no Hoare annotation was computed. [2020-09-21 12:17:08,884 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 872 878) the Hoare annotation is: true [2020-09-21 12:17:08,884 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 312 357) no Hoare annotation was computed. [2020-09-21 12:17:08,884 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 312 357) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 312 357) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L268 CegarLoopResult]: For program point L639(lines 639 659) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L268 CegarLoopResult]: For program point L639-1(lines 639 659) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 625 670) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 625 670) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 625 670) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L268 CegarLoopResult]: For program point L645(lines 645 652) no Hoare annotation was computed. [2020-09-21 12:17:08,885 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 814 824) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,886 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 814 824) no Hoare annotation was computed. [2020-09-21 12:17:08,886 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 814 824) no Hoare annotation was computed. [2020-09-21 12:17:08,886 INFO L264 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:08,886 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 226 236) no Hoare annotation was computed. [2020-09-21 12:17:08,886 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 226 236) no Hoare annotation was computed. [2020-09-21 12:17:08,886 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-09-21 12:17:08,886 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 226 236) no Hoare annotation was computed. [2020-09-21 12:17:08,886 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-09-21 12:17:08,887 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 218 225) the Hoare annotation is: true [2020-09-21 12:17:08,887 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 218 225) no Hoare annotation was computed. [2020-09-21 12:17:08,887 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 218 225) no Hoare annotation was computed. [2020-09-21 12:17:08,887 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 203 209) no Hoare annotation was computed. [2020-09-21 12:17:08,887 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 203 209) the Hoare annotation is: true [2020-09-21 12:17:08,887 INFO L268 CegarLoopResult]: For program point L128(lines 128 134) no Hoare annotation was computed. [2020-09-21 12:17:08,887 INFO L264 CegarLoopResult]: At program point testENTRY(lines 98 165) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:17:08,888 INFO L268 CegarLoopResult]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2020-09-21 12:17:08,888 INFO L264 CegarLoopResult]: At program point L155(lines 108 157) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,888 INFO L264 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,888 INFO L268 CegarLoopResult]: For program point testFINAL(lines 98 165) no Hoare annotation was computed. [2020-09-21 12:17:08,888 INFO L268 CegarLoopResult]: For program point L118(lines 118 124) no Hoare annotation was computed. [2020-09-21 12:17:08,888 INFO L268 CegarLoopResult]: For program point L118-1(lines 118 124) no Hoare annotation was computed. [2020-09-21 12:17:08,888 INFO L268 CegarLoopResult]: For program point L110(lines 110 114) no Hoare annotation was computed. [2020-09-21 12:17:08,889 INFO L264 CegarLoopResult]: At program point L158(lines 107 159) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:08,889 INFO L264 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,889 INFO L268 CegarLoopResult]: For program point L146(lines 146 152) no Hoare annotation was computed. [2020-09-21 12:17:08,889 INFO L264 CegarLoopResult]: At program point L146-1(lines 138 153) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,889 INFO L268 CegarLoopResult]: For program point L109(lines 108 157) no Hoare annotation was computed. [2020-09-21 12:17:08,889 INFO L264 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,889 INFO L268 CegarLoopResult]: For program point L138(lines 138 153) no Hoare annotation was computed. [2020-09-21 12:17:08,889 INFO L268 CegarLoopResult]: For program point testEXIT(lines 98 165) no Hoare annotation was computed. [2020-09-21 12:17:08,890 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,890 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 579 624) no Hoare annotation was computed. [2020-09-21 12:17:08,890 INFO L268 CegarLoopResult]: For program point L599(lines 599 606) no Hoare annotation was computed. [2020-09-21 12:17:08,890 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 579 624) no Hoare annotation was computed. [2020-09-21 12:17:08,890 INFO L268 CegarLoopResult]: For program point L593(lines 593 613) no Hoare annotation was computed. [2020-09-21 12:17:08,890 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 579 624) no Hoare annotation was computed. [2020-09-21 12:17:08,890 INFO L268 CegarLoopResult]: For program point L593-1(lines 593 613) no Hoare annotation was computed. [2020-09-21 12:17:08,890 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 719 741) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point L727(lines 727 735) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 719 741) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point L727-2(lines 727 735) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 719 741) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 476 578) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point L541-1(line 541) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-09-21 12:17:08,891 INFO L268 CegarLoopResult]: For program point L564(lines 564 575) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L527(lines 527 531) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L525-2(lines 525 545) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 476 578) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L546(lines 524 547) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L505(lines 505 521) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L565(lines 565 572) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 476 578) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L526(lines 525 545) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-09-21 12:17:08,892 INFO L268 CegarLoopResult]: For program point L557-1(line 557) no Hoare annotation was computed. [2020-09-21 12:17:08,893 INFO L268 CegarLoopResult]: For program point L522(lines 522 563) no Hoare annotation was computed. [2020-09-21 12:17:08,893 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 862 871) no Hoare annotation was computed. [2020-09-21 12:17:08,893 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 862 871) no Hoare annotation was computed. [2020-09-21 12:17:08,893 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 862 871) no Hoare annotation was computed. [2020-09-21 12:17:08,893 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:08,893 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 12:17:08,894 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:08,894 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 210 217) no Hoare annotation was computed. [2020-09-21 12:17:08,894 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 210 217) no Hoare annotation was computed. [2020-09-21 12:17:08,894 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 210 217) no Hoare annotation was computed. [2020-09-21 12:17:08,894 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 742 750) the Hoare annotation is: true [2020-09-21 12:17:08,894 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 742 750) no Hoare annotation was computed. [2020-09-21 12:17:08,894 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 742 750) no Hoare annotation was computed. [2020-09-21 12:17:08,895 INFO L268 CegarLoopResult]: For program point L702-1(lines 698 709) no Hoare annotation was computed. [2020-09-21 12:17:08,895 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 698 709) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:17:08,895 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 698 709) no Hoare annotation was computed. [2020-09-21 12:17:08,895 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:08,895 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:17:08,895 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:08,895 INFO L271 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: true [2020-09-21 12:17:08,896 INFO L271 CegarLoopResult]: At program point L190(lines 190 196) the Hoare annotation is: true [2020-09-21 12:17:08,896 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 12:17:08,896 INFO L268 CegarLoopResult]: For program point L183(lines 179 201) no Hoare annotation was computed. [2020-09-21 12:17:08,896 INFO L268 CegarLoopResult]: For program point L181(lines 179 201) no Hoare annotation was computed. [2020-09-21 12:17:08,896 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 176 202) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,896 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 176 202) no Hoare annotation was computed. [2020-09-21 12:17:08,896 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 176 202) no Hoare annotation was computed. [2020-09-21 12:17:08,896 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 753 782) no Hoare annotation was computed. [2020-09-21 12:17:08,897 INFO L268 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2020-09-21 12:17:08,897 INFO L271 CegarLoopResult]: At program point L767-1(lines 767 771) the Hoare annotation is: true [2020-09-21 12:17:08,897 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 753 782) the Hoare annotation is: true [2020-09-21 12:17:08,897 INFO L268 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-09-21 12:17:08,897 INFO L271 CegarLoopResult]: At program point L763-2(lines 763 777) the Hoare annotation is: true [2020-09-21 12:17:08,897 INFO L271 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: true [2020-09-21 12:17:08,897 INFO L268 CegarLoopResult]: For program point L759-1(line 759) no Hoare annotation was computed. [2020-09-21 12:17:08,898 INFO L271 CegarLoopResult]: At program point L778(lines 753 782) the Hoare annotation is: true [2020-09-21 12:17:08,898 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-09-21 12:17:08,898 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 710 718) no Hoare annotation was computed. [2020-09-21 12:17:08,898 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 710 718) no Hoare annotation was computed. [2020-09-21 12:17:08,898 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 710 718) no Hoare annotation was computed. [2020-09-21 12:17:08,898 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 674 685) the Hoare annotation is: true [2020-09-21 12:17:08,898 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 674 685) no Hoare annotation was computed. [2020-09-21 12:17:08,899 INFO L268 CegarLoopResult]: For program point L678-1(lines 674 685) no Hoare annotation was computed. [2020-09-21 12:17:08,899 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 807 813) no Hoare annotation was computed. [2020-09-21 12:17:08,899 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 807 813) the Hoare annotation is: true [2020-09-21 12:17:08,899 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:08,899 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-09-21 12:17:08,899 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:17:08,899 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:08,899 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 297 304) no Hoare annotation was computed. [2020-09-21 12:17:08,900 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 297 304) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,900 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 297 304) no Hoare annotation was computed. [2020-09-21 12:17:08,900 INFO L268 CegarLoopResult]: For program point L690-1(lines 686 697) no Hoare annotation was computed. [2020-09-21 12:17:08,900 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 686 697) no Hoare annotation was computed. [2020-09-21 12:17:08,900 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 686 697) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:08,900 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 852 859) no Hoare annotation was computed. [2020-09-21 12:17:08,901 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 856) no Hoare annotation was computed. [2020-09-21 12:17:08,901 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 852 859) the Hoare annotation is: true [2020-09-21 12:17:08,901 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 852 859) no Hoare annotation was computed. [2020-09-21 12:17:08,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:17:08 BoogieIcfgContainer [2020-09-21 12:17:08,920 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:17:08,922 INFO L168 Benchmark]: Toolchain (without parser) took 23524.85 ms. Allocated memory was 141.0 MB in the beginning and 454.0 MB in the end (delta: 313.0 MB). Free memory was 103.6 MB in the beginning and 174.6 MB in the end (delta: -71.1 MB). Peak memory consumption was 321.2 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:08,923 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:17:08,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.65 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 102.9 MB in the beginning and 174.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:08,925 INFO L168 Benchmark]: Boogie Preprocessor took 94.98 ms. Allocated memory is still 205.5 MB. Free memory was 174.1 MB in the beginning and 170.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:08,926 INFO L168 Benchmark]: RCFGBuilder took 1153.84 ms. Allocated memory was 205.5 MB in the beginning and 235.4 MB in the end (delta: 29.9 MB). Free memory was 170.1 MB in the beginning and 198.2 MB in the end (delta: -28.1 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:08,927 INFO L168 Benchmark]: TraceAbstraction took 21552.41 ms. Allocated memory was 235.4 MB in the beginning and 454.0 MB in the end (delta: 218.6 MB). Free memory was 196.8 MB in the beginning and 174.6 MB in the end (delta: 22.2 MB). Peak memory consumption was 320.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:08,931 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 714.65 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 102.9 MB in the beginning and 174.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.98 ms. Allocated memory is still 205.5 MB. Free memory was 174.1 MB in the beginning and 170.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1153.84 ms. Allocated memory was 205.5 MB in the beginning and 235.4 MB in the end (delta: 29.9 MB). Free memory was 170.1 MB in the beginning and 198.2 MB in the end (delta: -28.1 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21552.41 ms. Allocated memory was 235.4 MB in the beginning and 454.0 MB in the end (delta: 218.6 MB). Free memory was 196.8 MB in the beginning and 174.6 MB in the end (delta: 22.2 MB). Peak memory consumption was 320.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 856]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.2s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 278 SDtfs, 293 SDslu, 202 SDs, 0 SdLazy, 618 SolverSat, 188 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 57 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 138 PreInvPairs, 161 NumberOfFragments, 539 HoareAnnotationTreeSize, 138 FomulaSimplifications, 4344 FormulaSimplificationTreeSizeReduction, 6.6s HoareSimplificationTime, 49 FomulaSimplificationsInter, 4647 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 48511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...