java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:24:59,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:24:59,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:24:59,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:24:59,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:24:59,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:24:59,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:24:59,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:24:59,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:24:59,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:24:59,974 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:24:59,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:24:59,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:24:59,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:24:59,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:24:59,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:24:59,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:24:59,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:24:59,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:24:59,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:24:59,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:24:59,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:24:59,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:24:59,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:24:59,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:24:59,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:24:59,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:24:59,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:24:59,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:25:00,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:25:00,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:25:00,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:25:00,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:25:00,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:25:00,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:25:00,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:25:00,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:25:00,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:25:00,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:25:00,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:25:00,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:25:00,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-14 22:25:00,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:25:00,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:25:00,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:25:00,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:25:00,046 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:25:00,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:25:00,046 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:25:00,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:25:00,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:25:00,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:25:00,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:25:00,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:25:00,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:25:00,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:25:00,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:25:00,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:25:00,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:25:00,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:25:00,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:25:00,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:25:00,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:25:00,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:25:00,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:25:00,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:25:00,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:25:00,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:25:00,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:25:00,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:25:00,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:25:00,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:25:00,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:25:00,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:25:00,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:25:00,110 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:25:00,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-08-14 22:25:00,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a8f1c4a/3c81a347659a44e394532d10e28a529b/FLAGb8ea86296 [2019-08-14 22:25:00,699 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:25:00,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-08-14 22:25:00,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a8f1c4a/3c81a347659a44e394532d10e28a529b/FLAGb8ea86296 [2019-08-14 22:25:01,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1a8f1c4a/3c81a347659a44e394532d10e28a529b [2019-08-14 22:25:01,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:25:01,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:25:01,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:25:01,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:25:01,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:25:01,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3d10e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01, skipping insertion in model container [2019-08-14 22:25:01,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,041 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:25:01,112 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:25:01,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:25:01,555 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:25:01,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:25:01,689 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:25:01,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01 WrapperNode [2019-08-14 22:25:01,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:25:01,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:25:01,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:25:01,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:25:01,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... [2019-08-14 22:25:01,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:25:01,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:25:01,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:25:01,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:25:01,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:25:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-08-14 22:25:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:25:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:25:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-14 22:25:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-14 22:25:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-14 22:25:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-14 22:25:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-14 22:25:01,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-14 22:25:01,850 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-14 22:25:01,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-08-14 22:25:01,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-08-14 22:25:01,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-08-14 22:25:01,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-08-14 22:25:01,851 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-14 22:25:01,851 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-14 22:25:01,851 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-14 22:25:01,851 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-14 22:25:01,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:25:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-14 22:25:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-14 22:25:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-14 22:25:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-08-14 22:25:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-14 22:25:01,852 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-14 22:25:01,853 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-14 22:25:01,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-14 22:25:01,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-14 22:25:01,853 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-14 22:25:01,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-08-14 22:25:01,854 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-14 22:25:01,854 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-14 22:25:01,854 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-14 22:25:01,854 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-14 22:25:01,854 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-14 22:25:01,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-14 22:25:01,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-14 22:25:01,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-14 22:25:01,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-14 22:25:01,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-14 22:25:01,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-14 22:25:01,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:25:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 22:25:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-14 22:25:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-14 22:25:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-14 22:25:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-14 22:25:01,856 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-14 22:25:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-14 22:25:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-14 22:25:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-08-14 22:25:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 22:25:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-14 22:25:01,857 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-14 22:25:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-08-14 22:25:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-08-14 22:25:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-08-14 22:25:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-14 22:25:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-14 22:25:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-14 22:25:01,858 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-14 22:25:01,859 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-14 22:25:01,859 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-14 22:25:01,859 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-14 22:25:01,859 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-14 22:25:01,859 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-14 22:25:01,859 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-14 22:25:01,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:25:01,860 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-14 22:25:01,860 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-14 22:25:01,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-14 22:25:01,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-14 22:25:01,861 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-08-14 22:25:01,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-08-14 22:25:01,861 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-14 22:25:01,861 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-14 22:25:01,861 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 22:25:01,862 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 22:25:01,862 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 22:25:01,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-14 22:25:01,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 22:25:01,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 22:25:01,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 22:25:01,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 22:25:01,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-14 22:25:01,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 22:25:01,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-14 22:25:01,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-14 22:25:01,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 22:25:01,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-14 22:25:01,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-14 22:25:01,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-14 22:25:01,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:25:01,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 22:25:01,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:25:03,103 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:25:03,103 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 22:25:03,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:25:03 BoogieIcfgContainer [2019-08-14 22:25:03,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:25:03,106 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:25:03,106 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:25:03,106 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:25:03,107 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:25:03" (1/1) ... [2019-08-14 22:25:26,791 WARN L188 SmtUtils]: Spent 14.17 s on a formula simplification that was a NOOP. DAG size: 466 [2019-08-14 22:25:28,537 WARN L188 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-14 22:25:32,515 WARN L188 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-08-14 22:25:32,960 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:25:32,962 INFO L168 Benchmark]: Toolchain (without parser) took 31937.47 ms. Allocated memory was 133.7 MB in the beginning and 364.4 MB in the end (delta: 230.7 MB). Free memory was 87.8 MB in the beginning and 152.3 MB in the end (delta: -64.5 MB). Peak memory consumption was 237.6 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:32,963 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 22:25:32,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.38 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 165.4 MB in the end (delta: -78.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:32,965 INFO L168 Benchmark]: Boogie Preprocessor took 87.78 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:32,966 INFO L168 Benchmark]: RCFGBuilder took 1326.32 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 161.1 MB in the beginning and 194.8 MB in the end (delta: -33.8 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:32,967 INFO L168 Benchmark]: Symbolic Interpretation took 29854.35 ms. Allocated memory was 227.0 MB in the beginning and 364.4 MB in the end (delta: 137.4 MB). Free memory was 194.8 MB in the beginning and 152.3 MB in the end (delta: 42.6 MB). Peak memory consumption was 251.3 MB. Max. memory is 7.1 GB. [2019-08-14 22:25:32,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 299]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 752#(or (and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (or (and (or (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (<= ~switchedOnBeforeTS~0 2147483647)) (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~switchedOnBeforeTS~0 0)) (<= ~switchedOnBeforeTS~0 2147483647))) (not (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= ~pumpRunning~0 0)))) (= 0 ~systemActive~0))) (not (= ~pumpRunning~0 0))) (and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (or (and (or (= ~switchedOnBeforeTS~0 0) (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (not (= ~switchedOnBeforeTS~0 0)) (<= ~switchedOnBeforeTS~0 2147483647))) (not (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~pumpRunning~0 0)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= ~pumpRunning~0 0)))) (= 0 ~systemActive~0))) (not (= ~pumpRunning~0 0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.38 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 165.4 MB in the end (delta: -78.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.78 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 161.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1326.32 ms. Allocated memory was 200.8 MB in the beginning and 227.0 MB in the end (delta: 26.2 MB). Free memory was 161.1 MB in the beginning and 194.8 MB in the end (delta: -33.8 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 29854.35 ms. Allocated memory was 227.0 MB in the beginning and 364.4 MB in the end (delta: 137.4 MB). Free memory was 194.8 MB in the beginning and 152.3 MB in the end (delta: 42.6 MB). Peak memory consumption was 251.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...