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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:37:32,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:37:32,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:37:32,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:37:32,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:37:32,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:37:32,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:37:32,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:37:32,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:37:32,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:37:32,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:37:32,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:37:32,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:37:32,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:37:32,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:37:32,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:37:32,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:37:32,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:37:32,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:37:32,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:37:32,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:37:32,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:37:32,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:37:32,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:37:32,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:37:32,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:37:32,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:37:32,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:37:32,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:37:32,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:37:32,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:37:32,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:37:32,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:37:32,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:37:32,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:37:32,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:37:32,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:37:32,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:37:32,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:37:32,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:37:32,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:37:32,965 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 [2019-10-14 23:37:32,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:37:32,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:37:32,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:37:32,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:37:32,992 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:37:32,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:37:32,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:37:32,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:37:32,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:37:32,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:37:32,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:37:32,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:37:32,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:37:32,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:37:32,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:37:32,995 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:37:32,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:37:32,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:37:32,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:37:32,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:37:32,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:37:32,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:37:32,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:37:32,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:37:32,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:37:32,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:37:32,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:37:32,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:37:32,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:37:33,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:37:33,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:37:33,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:37:33,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:37:33,293 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:37:33,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-10-14 23:37:33,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ba92c7c/b33f7eb0e9454461a1170e5343f1f769/FLAG45aff77ff [2019-10-14 23:37:33,939 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:37:33,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product04.cil.c [2019-10-14 23:37:33,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ba92c7c/b33f7eb0e9454461a1170e5343f1f769/FLAG45aff77ff [2019-10-14 23:37:34,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ba92c7c/b33f7eb0e9454461a1170e5343f1f769 [2019-10-14 23:37:34,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:37:34,179 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:37:34,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:37:34,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:37:34,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:37:34,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ac78c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34, skipping insertion in model container [2019-10-14 23:37:34,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,195 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:37:34,246 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:37:34,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:37:34,712 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:37:34,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:37:34,861 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:37:34,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34 WrapperNode [2019-10-14 23:37:34,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:37:34,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:37:34,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:37:34,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:37:34,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (1/1) ... [2019-10-14 23:37:34,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:37:34,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:37:34,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:37:34,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:37:34,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (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 [2019-10-14 23:37:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:37:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:37:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:37:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:37:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:37:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:37:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:37:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:37:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:37:35,038 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:37:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:37:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:37:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 23:37:35,040 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 23:37:35,041 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 23:37:35,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 23:37:35,043 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 23:37:35,044 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 23:37:35,044 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:37:35,044 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 23:37:35,044 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 23:37:35,044 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 23:37:35,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 23:37:35,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 23:37:35,045 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 23:37:35,045 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 23:37:35,045 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 23:37:35,045 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:37:35,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:37:35,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:37:35,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:37:35,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:37:35,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:37:35,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:37:35,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:37:35,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 23:37:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:37:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:37:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:37:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:37:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:37:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 23:37:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 23:37:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 23:37:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:37:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:37:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:37:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:37:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:37:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:37:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:37:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:37:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:37:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 23:37:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 23:37:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 23:37:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 23:37:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:37:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 23:37:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 23:37:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 23:37:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 23:37:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 23:37:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 23:37:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 23:37:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 23:37:35,052 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:37:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:37:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:37:35,053 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:37:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:37:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:37:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:37:35,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:37:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:37:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:37:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:37:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:37:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:37:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:37:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:37:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:37:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:37:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:37:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:37:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:37:36,169 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:37:36,170 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 23:37:36,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:37:36 BoogieIcfgContainer [2019-10-14 23:37:36,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:37:36,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:37:36,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:37:36,176 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:37:36,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:37:34" (1/3) ... [2019-10-14 23:37:36,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c06887b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:37:36, skipping insertion in model container [2019-10-14 23:37:36,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:34" (2/3) ... [2019-10-14 23:37:36,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c06887b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:37:36, skipping insertion in model container [2019-10-14 23:37:36,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:37:36" (3/3) ... [2019-10-14 23:37:36,180 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product04.cil.c [2019-10-14 23:37:36,190 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:37:36,199 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:37:36,213 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:37:36,249 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:37:36,249 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:37:36,249 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:37:36,249 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:37:36,250 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:37:36,251 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:37:36,251 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:37:36,251 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:37:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2019-10-14 23:37:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-14 23:37:36,292 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:36,293 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:36,297 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:36,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:36,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1078669538, now seen corresponding path program 1 times [2019-10-14 23:37:36,313 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:36,313 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690501382] [2019-10-14 23:37:36,314 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:36,314 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:36,314 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:36,996 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:37,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:37,103 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690501382] [2019-10-14 23:37:37,104 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:37,104 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-14 23:37:37,104 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871375605] [2019-10-14 23:37:37,109 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 23:37:37,110 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:37,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 23:37:37,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:37:37,128 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 3 states. [2019-10-14 23:37:38,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:38,104 INFO L93 Difference]: Finished difference Result 228 states and 303 transitions. [2019-10-14 23:37:38,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 23:37:38,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-14 23:37:38,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:38,145 INFO L225 Difference]: With dead ends: 228 [2019-10-14 23:37:38,146 INFO L226 Difference]: Without dead ends: 125 [2019-10-14 23:37:38,154 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:37:38,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-10-14 23:37:38,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 94. [2019-10-14 23:37:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-10-14 23:37:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2019-10-14 23:37:38,279 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2019-10-14 23:37:38,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:38,280 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2019-10-14 23:37:38,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 23:37:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2019-10-14 23:37:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-14 23:37:38,285 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:38,286 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:38,286 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:38,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:38,288 INFO L82 PathProgramCache]: Analyzing trace with hash -352011727, now seen corresponding path program 1 times [2019-10-14 23:37:38,288 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:38,288 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095484290] [2019-10-14 23:37:38,288 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:38,289 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:38,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,644 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:38,681 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095484290] [2019-10-14 23:37:38,681 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:38,681 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 23:37:38,682 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436538151] [2019-10-14 23:37:38,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:37:38,683 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:38,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:37:38,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:37:38,684 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 4 states. [2019-10-14 23:37:39,155 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:37:39,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:39,655 INFO L93 Difference]: Finished difference Result 148 states and 180 transitions. [2019-10-14 23:37:39,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-14 23:37:39,656 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-14 23:37:39,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:39,658 INFO L225 Difference]: With dead ends: 148 [2019-10-14 23:37:39,658 INFO L226 Difference]: Without dead ends: 109 [2019-10-14 23:37:39,660 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:37:39,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2019-10-14 23:37:39,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 85. [2019-10-14 23:37:39,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-14 23:37:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 96 transitions. [2019-10-14 23:37:39,695 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 96 transitions. Word has length 47 [2019-10-14 23:37:39,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:39,696 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 96 transitions. [2019-10-14 23:37:39,696 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:37:39,696 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2019-10-14 23:37:39,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-14 23:37:39,717 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:39,717 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:39,718 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:39,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:39,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1517693929, now seen corresponding path program 1 times [2019-10-14 23:37:39,719 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:39,719 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189646281] [2019-10-14 23:37:39,719 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:39,719 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:39,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,112 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:40,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:40,189 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189646281] [2019-10-14 23:37:40,189 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:40,190 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 23:37:40,190 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684391621] [2019-10-14 23:37:40,190 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-14 23:37:40,191 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:40,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-14 23:37:40,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-14 23:37:40,192 INFO L87 Difference]: Start difference. First operand 85 states and 96 transitions. Second operand 8 states. [2019-10-14 23:37:40,666 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:41,051 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:41,345 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:41,611 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:42,506 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:37:43,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:43,628 INFO L93 Difference]: Finished difference Result 302 states and 373 transitions. [2019-10-14 23:37:43,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-14 23:37:43,629 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2019-10-14 23:37:43,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:43,633 INFO L225 Difference]: With dead ends: 302 [2019-10-14 23:37:43,633 INFO L226 Difference]: Without dead ends: 241 [2019-10-14 23:37:43,634 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:37:43,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2019-10-14 23:37:43,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 172. [2019-10-14 23:37:43,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-10-14 23:37:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 204 transitions. [2019-10-14 23:37:43,691 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 204 transitions. Word has length 52 [2019-10-14 23:37:43,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:43,691 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 204 transitions. [2019-10-14 23:37:43,691 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-14 23:37:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 204 transitions. [2019-10-14 23:37:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-14 23:37:43,693 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:43,694 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:43,694 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:43,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:43,694 INFO L82 PathProgramCache]: Analyzing trace with hash 818013324, now seen corresponding path program 1 times [2019-10-14 23:37:43,695 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:43,695 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850716059] [2019-10-14 23:37:43,695 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:43,695 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:43,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,047 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:44,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:44,137 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850716059] [2019-10-14 23:37:44,138 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:44,138 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:37:44,138 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840056759] [2019-10-14 23:37:44,139 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:37:44,139 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:44,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:37:44,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:37:44,140 INFO L87 Difference]: Start difference. First operand 172 states and 204 transitions. Second operand 11 states. [2019-10-14 23:37:44,730 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:45,091 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:45,386 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:45,685 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:46,265 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:37:47,068 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:47,408 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:47,695 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:47,963 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:37:48,227 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:48,558 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:48,857 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:49,132 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:49,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:49,721 INFO L93 Difference]: Finished difference Result 611 states and 797 transitions. [2019-10-14 23:37:49,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-14 23:37:49,722 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 55 [2019-10-14 23:37:49,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:49,727 INFO L225 Difference]: With dead ends: 611 [2019-10-14 23:37:49,728 INFO L226 Difference]: Without dead ends: 463 [2019-10-14 23:37:49,730 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=111, Invalid=441, Unknown=0, NotChecked=0, Total=552 [2019-10-14 23:37:49,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2019-10-14 23:37:49,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 434. [2019-10-14 23:37:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2019-10-14 23:37:49,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 532 transitions. [2019-10-14 23:37:49,839 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 532 transitions. Word has length 55 [2019-10-14 23:37:49,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:49,840 INFO L462 AbstractCegarLoop]: Abstraction has 434 states and 532 transitions. [2019-10-14 23:37:49,840 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:37:49,840 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 532 transitions. [2019-10-14 23:37:49,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-14 23:37:49,843 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:49,843 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:49,843 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:49,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:49,844 INFO L82 PathProgramCache]: Analyzing trace with hash 514323110, now seen corresponding path program 1 times [2019-10-14 23:37:49,844 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:49,844 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353406722] [2019-10-14 23:37:49,845 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:49,845 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:49,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,159 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:50,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:50,221 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353406722] [2019-10-14 23:37:50,221 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:50,222 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:37:50,222 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777954563] [2019-10-14 23:37:50,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:37:50,223 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:50,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:37:50,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:37:50,223 INFO L87 Difference]: Start difference. First operand 434 states and 532 transitions. Second operand 5 states. [2019-10-14 23:37:50,560 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:51,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:51,122 INFO L93 Difference]: Finished difference Result 796 states and 999 transitions. [2019-10-14 23:37:51,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-14 23:37:51,122 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2019-10-14 23:37:51,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:51,126 INFO L225 Difference]: With dead ends: 796 [2019-10-14 23:37:51,127 INFO L226 Difference]: Without dead ends: 386 [2019-10-14 23:37:51,129 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 23:37:51,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2019-10-14 23:37:51,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 372. [2019-10-14 23:37:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-10-14 23:37:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 431 transitions. [2019-10-14 23:37:51,198 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 431 transitions. Word has length 59 [2019-10-14 23:37:51,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:51,198 INFO L462 AbstractCegarLoop]: Abstraction has 372 states and 431 transitions. [2019-10-14 23:37:51,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:37:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 431 transitions. [2019-10-14 23:37:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-14 23:37:51,201 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:51,202 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:51,202 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:51,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:51,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1399137902, now seen corresponding path program 1 times [2019-10-14 23:37:51,203 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:51,203 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293307834] [2019-10-14 23:37:51,203 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:51,203 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:51,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,536 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-14 23:37:51,646 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293307834] [2019-10-14 23:37:51,646 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281284175] [2019-10-14 23:37:51,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:37:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:51,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 749 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-14 23:37:51,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 23:37:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 23:37:52,004 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 23:37:52,004 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 14 [2019-10-14 23:37:52,004 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201295402] [2019-10-14 23:37:52,005 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-14 23:37:52,005 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:52,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-14 23:37:52,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-10-14 23:37:52,006 INFO L87 Difference]: Start difference. First operand 372 states and 431 transitions. Second operand 14 states. [2019-10-14 23:37:52,747 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:53,585 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:54,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:54,617 INFO L93 Difference]: Finished difference Result 525 states and 635 transitions. [2019-10-14 23:37:54,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-14 23:37:54,617 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 89 [2019-10-14 23:37:54,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:54,618 INFO L225 Difference]: With dead ends: 525 [2019-10-14 23:37:54,618 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:37:54,620 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2019-10-14 23:37:54,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:37:54,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:37:54,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:37:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:37:54,621 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-10-14 23:37:54,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:54,622 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:37:54,622 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-14 23:37:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:37:54,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:37:54,827 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:37:54,832 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:37:54,961 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 23 [2019-10-14 23:37:55,661 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2019-10-14 23:37:57,489 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:37:57,739 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:37:58,275 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2019-10-14 23:37:58,578 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:37:58,750 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:37:58,959 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:37:59,428 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2019-10-14 23:37:59,872 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-10-14 23:38:00,117 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:38:00,307 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-14 23:38:00,476 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-10-14 23:38:00,956 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2019-10-14 23:38:01,180 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-14 23:38:01,640 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2019-10-14 23:38:01,821 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2019-10-14 23:38:02,005 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-10-14 23:38:02,475 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 17 [2019-10-14 23:38:02,649 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-10-14 23:38:03,099 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2019-10-14 23:38:03,276 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-14 23:38:03,329 INFO L443 ceAbstractionStarter]: For program point L545-2(lines 545 566) no Hoare annotation was computed. [2019-10-14 23:38:03,329 INFO L443 ceAbstractionStarter]: For program point L567(lines 544 568) no Hoare annotation was computed. [2019-10-14 23:38:03,329 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 520 575) no Hoare annotation was computed. [2019-10-14 23:38:03,329 INFO L443 ceAbstractionStarter]: For program point L551(lines 551 555) no Hoare annotation was computed. [2019-10-14 23:38:03,329 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 520 575) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point L551-1(lines 551 555) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 520 575) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point L608(lines 608 612) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point L608-1(lines 608 612) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point L603(line 603) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point L602-2(lines 602 627) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 576 635) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point L628(lines 601 629) no Hoare annotation was computed. [2019-10-14 23:38:03,330 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 576 635) no Hoare annotation was computed. [2019-10-14 23:38:03,331 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-10-14 23:38:03,331 INFO L443 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2019-10-14 23:38:03,331 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 576 635) no Hoare annotation was computed. [2019-10-14 23:38:03,331 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2019-10-14 23:38:03,331 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2019-10-14 23:38:03,331 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2019-10-14 23:38:03,332 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2019-10-14 23:38:03,332 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2019-10-14 23:38:03,332 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 843 867) the Hoare annotation is: true [2019-10-14 23:38:03,332 INFO L439 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:03,332 INFO L443 ceAbstractionStarter]: For program point L855(lines 855 861) no Hoare annotation was computed. [2019-10-14 23:38:03,332 INFO L439 ceAbstractionStarter]: At program point L853(line 853) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:03,333 INFO L443 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2019-10-14 23:38:03,333 INFO L443 ceAbstractionStarter]: For program point L851(lines 851 864) no Hoare annotation was computed. [2019-10-14 23:38:03,333 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 843 867) no Hoare annotation was computed. [2019-10-14 23:38:03,333 INFO L443 ceAbstractionStarter]: For program point L851-1(lines 843 867) no Hoare annotation was computed. [2019-10-14 23:38:03,333 INFO L446 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: true [2019-10-14 23:38:03,333 INFO L443 ceAbstractionStarter]: For program point L849-1(line 849) no Hoare annotation was computed. [2019-10-14 23:38:03,333 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-10-14 23:38:03,333 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-14 23:38:03,334 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:03,334 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:03,334 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:03,334 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:03,334 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-10-14 23:38:03,335 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-10-14 23:38:03,335 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-14 23:38:03,335 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~0 ~waterLevel~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-14 23:38:03,335 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-14 23:38:03,335 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:38:03,335 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-14 23:38:03,335 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-14 23:38:03,336 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 375 389) no Hoare annotation was computed. [2019-10-14 23:38:03,337 INFO L439 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:03,338 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 385) no Hoare annotation was computed. [2019-10-14 23:38:03,338 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 375 389) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2019-10-14 23:38:03,338 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 375 389) no Hoare annotation was computed. [2019-10-14 23:38:03,338 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 330 338) no Hoare annotation was computed. [2019-10-14 23:38:03,338 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 330 338) the Hoare annotation is: true [2019-10-14 23:38:03,338 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 330 338) no Hoare annotation was computed. [2019-10-14 23:38:03,338 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 354) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point L346-2(lines 346 354) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 339 374) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 339 374) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 366) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point L358-2(lines 358 366) no Hoare annotation was computed. [2019-10-14 23:38:03,339 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 339 374) no Hoare annotation was computed. [2019-10-14 23:38:03,340 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2019-10-14 23:38:03,340 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2019-10-14 23:38:03,340 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 474 519) no Hoare annotation was computed. [2019-10-14 23:38:03,340 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 474 519) no Hoare annotation was computed. [2019-10-14 23:38:03,340 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 474 519) no Hoare annotation was computed. [2019-10-14 23:38:03,340 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 821) no Hoare annotation was computed. [2019-10-14 23:38:03,340 INFO L443 ceAbstractionStarter]: For program point L801-1(lines 801 821) no Hoare annotation was computed. [2019-10-14 23:38:03,341 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 787 832) no Hoare annotation was computed. [2019-10-14 23:38:03,341 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 787 832) no Hoare annotation was computed. [2019-10-14 23:38:03,341 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 814) no Hoare annotation was computed. [2019-10-14 23:38:03,341 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 787 832) no Hoare annotation was computed. [2019-10-14 23:38:03,341 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:03,341 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-10-14 23:38:03,341 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 319 329) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 319 329) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 319 329) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point L324(line 324) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 311 318) the Hoare annotation is: true [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 311 318) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 311 318) no Hoare annotation was computed. [2019-10-14 23:38:03,342 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 296 302) no Hoare annotation was computed. [2019-10-14 23:38:03,343 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 296 302) the Hoare annotation is: true [2019-10-14 23:38:03,343 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 399 466) the Hoare annotation is: (or (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:03,343 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 415) no Hoare annotation was computed. [2019-10-14 23:38:03,343 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 399 466) no Hoare annotation was computed. [2019-10-14 23:38:03,343 INFO L439 ceAbstractionStarter]: At program point L459(lines 408 460) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:38:03,343 INFO L439 ceAbstractionStarter]: At program point L449(line 449) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-14 23:38:03,343 INFO L443 ceAbstractionStarter]: For program point L447(lines 447 453) no Hoare annotation was computed. [2019-10-14 23:38:03,344 INFO L439 ceAbstractionStarter]: At program point L447-1(lines 439 454) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-14 23:38:03,344 INFO L443 ceAbstractionStarter]: For program point L410(lines 409 458) no Hoare annotation was computed. [2019-10-14 23:38:03,344 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-14 23:38:03,344 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 454) no Hoare annotation was computed. [2019-10-14 23:38:03,344 INFO L439 ceAbstractionStarter]: At program point L431(line 431) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-14 23:38:03,344 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 435) no Hoare annotation was computed. [2019-10-14 23:38:03,344 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 429 435) no Hoare annotation was computed. [2019-10-14 23:38:03,345 INFO L439 ceAbstractionStarter]: At program point L456(lines 409 458) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-14 23:38:03,345 INFO L439 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-14 23:38:03,345 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 425) no Hoare annotation was computed. [2019-10-14 23:38:03,345 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 399 466) no Hoare annotation was computed. [2019-10-14 23:38:03,345 INFO L443 ceAbstractionStarter]: For program point L419-1(lines 419 425) no Hoare annotation was computed. [2019-10-14 23:38:03,345 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 741 786) no Hoare annotation was computed. [2019-10-14 23:38:03,345 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 768) no Hoare annotation was computed. [2019-10-14 23:38:03,345 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 741 786) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point L755(lines 755 775) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point L755-1(lines 755 775) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 741 786) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 230 252) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 230 252) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 230 252) no Hoare annotation was computed. [2019-10-14 23:38:03,346 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 638 740) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 683) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 734) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point L688(lines 687 707) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point L719-1(line 719) no Hoare annotation was computed. [2019-10-14 23:38:03,347 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 725) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 638 740) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point L703(line 703) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 666) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 737) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 638 740) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point L689(lines 689 693) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point L687-2(lines 687 707) no Hoare annotation was computed. [2019-10-14 23:38:03,348 INFO L443 ceAbstractionStarter]: For program point L708(lines 686 709) no Hoare annotation was computed. [2019-10-14 23:38:03,349 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:38:03,349 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|)) [2019-10-14 23:38:03,349 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:38:03,349 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2019-10-14 23:38:03,349 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2019-10-14 23:38:03,349 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 303 310) no Hoare annotation was computed. [2019-10-14 23:38:03,350 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 253 261) the Hoare annotation is: true [2019-10-14 23:38:03,350 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 253 261) no Hoare annotation was computed. [2019-10-14 23:38:03,350 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 253 261) no Hoare annotation was computed. [2019-10-14 23:38:03,350 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 209 220) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:03,350 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 209 220) no Hoare annotation was computed. [2019-10-14 23:38:03,350 INFO L443 ceAbstractionStarter]: For program point L213-1(lines 209 220) no Hoare annotation was computed. [2019-10-14 23:38:03,350 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:38:03,351 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-14 23:38:03,351 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:38:03,351 INFO L439 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 0 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-14 23:38:03,351 INFO L439 ceAbstractionStarter]: At program point L283(lines 283 289) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-14 23:38:03,351 INFO L439 ceAbstractionStarter]: At program point L278(line 278) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-14 23:38:03,351 INFO L443 ceAbstractionStarter]: For program point L276(lines 275 294) no Hoare annotation was computed. [2019-10-14 23:38:03,351 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 272 295) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-14 23:38:03,352 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 272 295) no Hoare annotation was computed. [2019-10-14 23:38:03,352 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 272 295) no Hoare annotation was computed. [2019-10-14 23:38:03,352 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-14 23:38:03,352 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-14 23:38:03,352 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-14 23:38:03,352 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-14 23:38:03,352 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-14 23:38:03,352 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-14 23:38:03,353 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-14 23:38:03,353 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-14 23:38:03,353 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-14 23:38:03,353 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-14 23:38:03,353 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 221 229) no Hoare annotation was computed. [2019-10-14 23:38:03,353 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 221 229) no Hoare annotation was computed. [2019-10-14 23:38:03,353 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 221 229) no Hoare annotation was computed. [2019-10-14 23:38:03,354 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 185 196) the Hoare annotation is: true [2019-10-14 23:38:03,354 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 185 196) no Hoare annotation was computed. [2019-10-14 23:38:03,354 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 185 196) no Hoare annotation was computed. [2019-10-14 23:38:03,354 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-14 23:38:03,354 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-14 23:38:03,354 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:38:03,354 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-14 23:38:03,354 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:38:03,354 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:38:03,355 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 390 397) no Hoare annotation was computed. [2019-10-14 23:38:03,355 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 390 397) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 |old(~systemActive~0)|))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:38:03,355 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 390 397) no Hoare annotation was computed. [2019-10-14 23:38:03,355 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 197 208) no Hoare annotation was computed. [2019-10-14 23:38:03,355 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 197 208) no Hoare annotation was computed. [2019-10-14 23:38:03,355 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 197 208) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-14 23:38:03,355 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 834 841) no Hoare annotation was computed. [2019-10-14 23:38:03,356 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 838) no Hoare annotation was computed. [2019-10-14 23:38:03,356 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 834 841) the Hoare annotation is: true [2019-10-14 23:38:03,356 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 834 841) no Hoare annotation was computed. [2019-10-14 23:38:03,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:38:03 BoogieIcfgContainer [2019-10-14 23:38:03,374 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:38:03,376 INFO L168 Benchmark]: Toolchain (without parser) took 29196.56 ms. Allocated memory was 138.9 MB in the beginning and 633.9 MB in the end (delta: 494.9 MB). Free memory was 101.6 MB in the beginning and 571.6 MB in the end (delta: -470.0 MB). Peak memory consumption was 488.9 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:03,376 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 23:38:03,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.83 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 101.4 MB in the beginning and 174.6 MB in the end (delta: -73.2 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:03,378 INFO L168 Benchmark]: Boogie Preprocessor took 91.51 ms. Allocated memory is still 204.5 MB. Free memory was 174.6 MB in the beginning and 170.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:03,379 INFO L168 Benchmark]: RCFGBuilder took 1216.74 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 170.6 MB in the beginning and 207.4 MB in the end (delta: -36.8 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:03,380 INFO L168 Benchmark]: TraceAbstraction took 27201.21 ms. Allocated memory was 237.0 MB in the beginning and 633.9 MB in the end (delta: 396.9 MB). Free memory was 207.4 MB in the beginning and 571.6 MB in the end (delta: -364.2 MB). Peak memory consumption was 496.7 MB. Max. memory is 7.1 GB. [2019-10-14 23:38:03,384 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.83 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 101.4 MB in the beginning and 174.6 MB in the end (delta: -73.2 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.51 ms. Allocated memory is still 204.5 MB. Free memory was 174.6 MB in the beginning and 170.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1216.74 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 170.6 MB in the beginning and 207.4 MB in the end (delta: -36.8 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27201.21 ms. Allocated memory was 237.0 MB in the beginning and 633.9 MB in the end (delta: 396.9 MB). Free memory was 207.4 MB in the beginning and 571.6 MB in the end (delta: -364.2 MB). Peak memory consumption was 496.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 838]: 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: 409]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((0 == splverifierCounter && waterLevel == \old(waterLevel)) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((2 <= waterLevel && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 204 locations, 1 error locations. Result: SAFE, OverallTime: 27.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 14.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.4s, HoareTripleCheckerStatistics: 505 SDtfs, 938 SDslu, 587 SDs, 0 SdLazy, 2419 SolverSat, 649 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 265 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=434occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 167 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 462 PreInvPairs, 530 NumberOfFragments, 906 HoareAnnotationTreeSize, 462 FomulaSimplifications, 85963 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 46 FomulaSimplificationsInter, 14607 FormulaSimplificationTreeSizeReductionInter, 6.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 437 NumberOfCodeBlocks, 437 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 123310 SizeOfPredicates, 3 NumberOfNonLiveVariables, 749 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 45/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...