/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 10:25:22,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 10:25:22,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 10:25:22,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 10:25:22,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 10:25:22,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 10:25:22,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 10:25:22,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 10:25:22,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 10:25:22,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 10:25:22,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 10:25:22,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 10:25:22,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 10:25:22,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 10:25:22,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 10:25:22,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 10:25:22,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 10:25:22,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 10:25:22,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 10:25:22,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 10:25:22,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 10:25:22,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 10:25:22,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 10:25:22,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 10:25:22,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 10:25:22,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 10:25:22,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 10:25:22,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 10:25:22,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 10:25:22,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 10:25:22,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 10:25:22,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 10:25:22,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 10:25:22,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 10:25:22,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 10:25:22,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 10:25:22,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 10:25:22,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 10:25:22,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 10:25:22,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 10:25:22,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 10:25:22,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 10:25:22,939 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 10:25:22,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 10:25:22,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 10:25:22,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 10:25:22,944 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 10:25:22,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 10:25:22,944 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 10:25:22,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 10:25:22,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 10:25:22,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 10:25:22,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 10:25:22,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 10:25:22,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 10:25:22,945 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 10:25:22,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 10:25:22,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 10:25:22,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 10:25:22,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 10:25:22,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 10:25:22,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 10:25:22,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 10:25:22,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 10:25:22,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 10:25:22,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 10:25:22,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 10:25:22,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 10:25:22,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 10:25:22,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 10:25:22,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 10:25:22,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-18 10:25:23,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 10:25:23,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 10:25:23,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 10:25:23,306 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 10:25:23,306 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 10:25:23,307 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2020-08-18 10:25:23,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d22b02b4/7a66768af5694a4da24c06900c536e74/FLAGea1d53f6d [2020-08-18 10:25:23,876 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 10:25:23,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2020-08-18 10:25:23,890 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d22b02b4/7a66768af5694a4da24c06900c536e74/FLAGea1d53f6d [2020-08-18 10:25:24,194 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d22b02b4/7a66768af5694a4da24c06900c536e74 [2020-08-18 10:25:24,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 10:25:24,204 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 10:25:24,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 10:25:24,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 10:25:24,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 10:25:24,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcf94a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24, skipping insertion in model container [2020-08-18 10:25:24,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 10:25:24,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 10:25:24,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 10:25:24,692 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 10:25:24,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 10:25:24,819 INFO L208 MainTranslator]: Completed translation [2020-08-18 10:25:24,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24 WrapperNode [2020-08-18 10:25:24,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 10:25:24,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 10:25:24,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 10:25:24,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 10:25:24,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... [2020-08-18 10:25:24,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 10:25:24,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 10:25:24,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 10:25:24,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 10:25:24,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 10:25:24,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 10:25:24,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 10:25:24,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 10:25:24,998 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 10:25:24,998 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 10:25:24,998 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 10:25:24,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 10:25:24,999 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 10:25:24,999 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 10:25:24,999 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 10:25:25,000 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 10:25:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 10:25:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 10:25:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 10:25:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 10:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 10:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 10:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 10:25:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 10:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 10:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 10:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 10:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 10:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 10:25:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 10:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 10:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 10:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 10:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 10:25:25,004 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 10:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 10:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 10:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 10:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 10:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 10:25:25,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 10:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 10:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 10:25:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 10:25:25,006 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 10:25:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 10:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 10:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 10:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 10:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 10:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 10:25:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 10:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 10:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 10:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 10:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 10:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 10:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 10:25:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 10:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 10:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 10:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 10:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 10:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 10:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 10:25:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 10:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 10:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 10:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 10:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 10:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 10:25:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 10:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 10:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 10:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 10:25:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 10:25:26,115 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 10:25:26,115 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 10:25:26,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 10:25:26 BoogieIcfgContainer [2020-08-18 10:25:26,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 10:25:26,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 10:25:26,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 10:25:26,129 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 10:25:26,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 10:25:24" (1/3) ... [2020-08-18 10:25:26,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0b24e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 10:25:26, skipping insertion in model container [2020-08-18 10:25:26,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 10:25:24" (2/3) ... [2020-08-18 10:25:26,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b0b24e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 10:25:26, skipping insertion in model container [2020-08-18 10:25:26,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 10:25:26" (3/3) ... [2020-08-18 10:25:26,133 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01.cil.c [2020-08-18 10:25:26,143 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 10:25:26,153 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 10:25:26,163 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 10:25:26,185 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 10:25:26,185 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 10:25:26,186 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 10:25:26,186 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 10:25:26,186 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 10:25:26,186 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 10:25:26,187 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 10:25:26,187 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 10:25:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2020-08-18 10:25:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 10:25:26,218 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 10:25:26,219 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 10:25:26,219 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 10:25:26,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 10:25:26,226 INFO L82 PathProgramCache]: Analyzing trace with hash 72491215, now seen corresponding path program 1 times [2020-08-18 10:25:26,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 10:25:26,233 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2110083930] [2020-08-18 10:25:26,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 10:25:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:26,922 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 10:25:26,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 10:25:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 10:25:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 10:25:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 10:25:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 10:25:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 10:25:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 10:25:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 10:25:27,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 10:25:27,069 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2110083930] [2020-08-18 10:25:27,071 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 10:25:27,071 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 10:25:27,072 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128329042] [2020-08-18 10:25:27,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 10:25:27,078 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 10:25:27,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 10:25:27,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 10:25:27,095 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 4 states. [2020-08-18 10:25:27,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 10:25:27,846 INFO L93 Difference]: Finished difference Result 205 states and 272 transitions. [2020-08-18 10:25:27,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 10:25:27,848 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 10:25:27,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 10:25:27,864 INFO L225 Difference]: With dead ends: 205 [2020-08-18 10:25:27,864 INFO L226 Difference]: Without dead ends: 115 [2020-08-18 10:25:27,869 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 10:25:27,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-08-18 10:25:27,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-08-18 10:25:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-08-18 10:25:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2020-08-18 10:25:27,983 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2020-08-18 10:25:27,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 10:25:27,984 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2020-08-18 10:25:27,985 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 10:25:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2020-08-18 10:25:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 10:25:27,992 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 10:25:27,992 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 10:25:27,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 10:25:27,993 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 10:25:27,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 10:25:27,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1033515287, now seen corresponding path program 1 times [2020-08-18 10:25:27,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 10:25:27,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [747291926] [2020-08-18 10:25:27,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 10:25:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,443 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 10:25:28,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 10:25:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 10:25:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 10:25:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 10:25:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 10:25:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 10:25:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 10:25:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 10:25:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 10:25:28,566 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [747291926] [2020-08-18 10:25:28,566 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 10:25:28,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 10:25:28,567 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681637403] [2020-08-18 10:25:28,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 10:25:28,569 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 10:25:28,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 10:25:28,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 10:25:28,570 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 9 states. [2020-08-18 10:25:28,990 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 10:25:29,288 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 10:25:29,513 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 10:25:29,755 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 10:25:30,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 10:25:30,557 INFO L93 Difference]: Finished difference Result 178 states and 227 transitions. [2020-08-18 10:25:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 10:25:30,557 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 10:25:30,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 10:25:30,560 INFO L225 Difference]: With dead ends: 178 [2020-08-18 10:25:30,560 INFO L226 Difference]: Without dead ends: 115 [2020-08-18 10:25:30,562 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-18 10:25:30,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-08-18 10:25:30,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-08-18 10:25:30,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-08-18 10:25:30,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions. [2020-08-18 10:25:30,591 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 64 [2020-08-18 10:25:30,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 10:25:30,592 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 105 transitions. [2020-08-18 10:25:30,592 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 10:25:30,592 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2020-08-18 10:25:30,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-18 10:25:30,594 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 10:25:30,594 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 10:25:30,594 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 10:25:30,595 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 10:25:30,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 10:25:30,595 INFO L82 PathProgramCache]: Analyzing trace with hash 362482495, now seen corresponding path program 1 times [2020-08-18 10:25:30,595 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 10:25:30,596 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1716870874] [2020-08-18 10:25:30,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 10:25:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,861 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 10:25:30,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 10:25:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 10:25:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 10:25:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 10:25:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 10:25:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 10:25:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 10:25:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-18 10:25:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-18 10:25:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 10:25:30,920 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1716870874] [2020-08-18 10:25:30,920 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 10:25:30,920 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 10:25:30,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133298844] [2020-08-18 10:25:30,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 10:25:30,921 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 10:25:30,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 10:25:30,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 10:25:30,922 INFO L87 Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 5 states. [2020-08-18 10:25:31,330 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 10:25:31,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 10:25:31,696 INFO L93 Difference]: Finished difference Result 150 states and 182 transitions. [2020-08-18 10:25:31,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 10:25:31,698 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-08-18 10:25:31,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 10:25:31,701 INFO L225 Difference]: With dead ends: 150 [2020-08-18 10:25:31,701 INFO L226 Difference]: Without dead ends: 105 [2020-08-18 10:25:31,702 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 10:25:31,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2020-08-18 10:25:31,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 82. [2020-08-18 10:25:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-08-18 10:25:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2020-08-18 10:25:31,753 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 63 [2020-08-18 10:25:31,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 10:25:31,755 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2020-08-18 10:25:31,755 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 10:25:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2020-08-18 10:25:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-18 10:25:31,760 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 10:25:31,760 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 10:25:31,760 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 10:25:31,761 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 10:25:31,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 10:25:31,763 INFO L82 PathProgramCache]: Analyzing trace with hash 928072860, now seen corresponding path program 1 times [2020-08-18 10:25:31,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 10:25:31,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187864149] [2020-08-18 10:25:31,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 10:25:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,127 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 10:25:32,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 10:25:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 10:25:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 10:25:32,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 10:25:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 10:25:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 10:25:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 10:25:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-18 10:25:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 10:25:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-18 10:25:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 10:25:32,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 10:25:32,205 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187864149] [2020-08-18 10:25:32,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 10:25:32,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 10:25:32,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836606983] [2020-08-18 10:25:32,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 10:25:32,207 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 10:25:32,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 10:25:32,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 10:25:32,208 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 8 states. [2020-08-18 10:25:32,569 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 10:25:33,171 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 10:25:33,636 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 10:25:33,888 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 10:25:33,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 10:25:33,940 INFO L93 Difference]: Finished difference Result 151 states and 189 transitions. [2020-08-18 10:25:33,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 10:25:33,941 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-18 10:25:33,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 10:25:33,942 INFO L225 Difference]: With dead ends: 151 [2020-08-18 10:25:33,942 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 10:25:33,944 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-18 10:25:33,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 10:25:33,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 10:25:33,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 10:25:33,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 10:25:33,945 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-18 10:25:33,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 10:25:33,945 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 10:25:33,945 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 10:25:33,946 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 10:25:33,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 10:25:33,946 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 10:25:33,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 10:25:35,127 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-18 10:25:35,394 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-18 10:25:35,552 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-18 10:25:35,695 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 10:25:35,858 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-18 10:25:36,018 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-18 10:25:36,183 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 10:25:36,328 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 10:25:36,458 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-08-18 10:25:36,661 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-18 10:25:36,815 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 10:25:37,028 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 10:25:37,184 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 10:25:37,352 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-18 10:25:37,357 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-08-18 10:25:37,357 INFO L268 CegarLoopResult]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2020-08-18 10:25:37,357 INFO L268 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-08-18 10:25:37,357 INFO L268 CegarLoopResult]: For program point L342-2(lines 342 363) no Hoare annotation was computed. [2020-08-18 10:25:37,358 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 317 372) no Hoare annotation was computed. [2020-08-18 10:25:37,358 INFO L268 CegarLoopResult]: For program point L364(lines 341 365) no Hoare annotation was computed. [2020-08-18 10:25:37,358 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 317 372) no Hoare annotation was computed. [2020-08-18 10:25:37,358 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 317 372) no Hoare annotation was computed. [2020-08-18 10:25:37,358 INFO L268 CegarLoopResult]: For program point L418-1(line 418) no Hoare annotation was computed. [2020-08-18 10:25:37,358 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 373 432) no Hoare annotation was computed. [2020-08-18 10:25:37,359 INFO L268 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-08-18 10:25:37,359 INFO L268 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-08-18 10:25:37,359 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-08-18 10:25:37,359 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 373 432) no Hoare annotation was computed. [2020-08-18 10:25:37,360 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 424) no Hoare annotation was computed. [2020-08-18 10:25:37,360 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 373 432) no Hoare annotation was computed. [2020-08-18 10:25:37,360 INFO L268 CegarLoopResult]: For program point L425(lines 398 426) no Hoare annotation was computed. [2020-08-18 10:25:37,360 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-08-18 10:25:37,361 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 248 254) the Hoare annotation is: true [2020-08-18 10:25:37,361 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 248 254) no Hoare annotation was computed. [2020-08-18 10:25:37,361 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 255 263) no Hoare annotation was computed. [2020-08-18 10:25:37,361 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 255 263) the Hoare annotation is: true [2020-08-18 10:25:37,361 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 255 263) no Hoare annotation was computed. [2020-08-18 10:25:37,362 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 634 641) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,362 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 634 641) no Hoare annotation was computed. [2020-08-18 10:25:37,362 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 634 641) no Hoare annotation was computed. [2020-08-18 10:25:37,362 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 642 651) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,362 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 642 651) no Hoare annotation was computed. [2020-08-18 10:25:37,362 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-08-18 10:25:37,363 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 642 651) no Hoare annotation was computed. [2020-08-18 10:25:37,363 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-18 10:25:37,363 INFO L268 CegarLoopResult]: For program point L665(lines 665 671) no Hoare annotation was computed. [2020-08-18 10:25:37,363 INFO L268 CegarLoopResult]: For program point L664(lines 664 674) no Hoare annotation was computed. [2020-08-18 10:25:37,363 INFO L271 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: true [2020-08-18 10:25:37,363 INFO L268 CegarLoopResult]: For program point L662-1(line 662) no Hoare annotation was computed. [2020-08-18 10:25:37,364 INFO L268 CegarLoopResult]: For program point L660(lines 660 677) no Hoare annotation was computed. [2020-08-18 10:25:37,364 INFO L268 CegarLoopResult]: For program point L660-1(lines 652 680) no Hoare annotation was computed. [2020-08-18 10:25:37,364 INFO L271 CegarLoopResult]: At program point L658(line 658) the Hoare annotation is: true [2020-08-18 10:25:37,364 INFO L268 CegarLoopResult]: For program point L658-1(line 658) no Hoare annotation was computed. [2020-08-18 10:25:37,364 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 652 680) the Hoare annotation is: true [2020-08-18 10:25:37,364 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 652 680) no Hoare annotation was computed. [2020-08-18 10:25:37,365 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 206 228) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,365 INFO L264 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,365 INFO L264 CegarLoopResult]: At program point L218-1(line 218) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,365 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 206 228) no Hoare annotation was computed. [2020-08-18 10:25:37,365 INFO L268 CegarLoopResult]: For program point L216(lines 216 223) no Hoare annotation was computed. [2020-08-18 10:25:37,365 INFO L268 CegarLoopResult]: For program point L216-1(lines 216 223) no Hoare annotation was computed. [2020-08-18 10:25:37,366 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-08-18 10:25:37,366 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,366 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,366 INFO L264 CegarLoopResult]: At program point L212-1(line 212) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,366 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 206 228) no Hoare annotation was computed. [2020-08-18 10:25:37,367 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 159 182) no Hoare annotation was computed. [2020-08-18 10:25:37,367 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 159 182) no Hoare annotation was computed. [2020-08-18 10:25:37,367 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 159 182) no Hoare annotation was computed. [2020-08-18 10:25:37,367 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-18 10:25:37,367 INFO L268 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-08-18 10:25:37,367 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-18 10:25:37,367 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-08-18 10:25:37,368 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 813 821) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 813 821) the Hoare annotation is: true [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 813 821) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point L829(lines 829 837) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point L829-2(lines 829 837) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point L852-1(line 852) no Hoare annotation was computed. [2020-08-18 10:25:37,369 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 822 857) no Hoare annotation was computed. [2020-08-18 10:25:37,370 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-08-18 10:25:37,370 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-08-18 10:25:37,370 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 822 857) no Hoare annotation was computed. [2020-08-18 10:25:37,370 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 822 857) no Hoare annotation was computed. [2020-08-18 10:25:37,370 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 241 247) no Hoare annotation was computed. [2020-08-18 10:25:37,370 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 241 247) the Hoare annotation is: true [2020-08-18 10:25:37,370 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 271 316) no Hoare annotation was computed. [2020-08-18 10:25:37,370 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 271 316) no Hoare annotation was computed. [2020-08-18 10:25:37,371 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 271 316) no Hoare annotation was computed. [2020-08-18 10:25:37,371 INFO L268 CegarLoopResult]: For program point L604(lines 604 611) no Hoare annotation was computed. [2020-08-18 10:25:37,371 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 584 629) no Hoare annotation was computed. [2020-08-18 10:25:37,371 INFO L268 CegarLoopResult]: For program point L598(lines 598 618) no Hoare annotation was computed. [2020-08-18 10:25:37,371 INFO L268 CegarLoopResult]: For program point L598-1(lines 598 618) no Hoare annotation was computed. [2020-08-18 10:25:37,371 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 584 629) no Hoare annotation was computed. [2020-08-18 10:25:37,371 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 584 629) no Hoare annotation was computed. [2020-08-18 10:25:37,372 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 192 202) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,372 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 192 202) no Hoare annotation was computed. [2020-08-18 10:25:37,372 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 192 202) no Hoare annotation was computed. [2020-08-18 10:25:37,372 INFO L271 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: true [2020-08-18 10:25:37,372 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 802 812) no Hoare annotation was computed. [2020-08-18 10:25:37,372 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 802 812) no Hoare annotation was computed. [2020-08-18 10:25:37,372 INFO L268 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-08-18 10:25:37,373 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 802 812) no Hoare annotation was computed. [2020-08-18 10:25:37,373 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-08-18 10:25:37,373 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 794 801) no Hoare annotation was computed. [2020-08-18 10:25:37,373 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 794 801) no Hoare annotation was computed. [2020-08-18 10:25:37,373 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 794 801) no Hoare annotation was computed. [2020-08-18 10:25:37,373 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 779 785) no Hoare annotation was computed. [2020-08-18 10:25:37,373 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 779 785) the Hoare annotation is: true [2020-08-18 10:25:37,374 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-18 10:25:37,374 INFO L264 CegarLoopResult]: At program point testENTRY(lines 682 745) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,374 INFO L264 CegarLoopResult]: At program point L735(lines 692 737) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-18 10:25:37,374 INFO L268 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-08-18 10:25:37,374 INFO L268 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-08-18 10:25:37,374 INFO L268 CegarLoopResult]: For program point testFINAL(lines 682 745) no Hoare annotation was computed. [2020-08-18 10:25:37,375 INFO L268 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-08-18 10:25:37,375 INFO L264 CegarLoopResult]: At program point L738(lines 691 739) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-18 10:25:37,375 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-08-18 10:25:37,375 INFO L264 CegarLoopResult]: At program point L728-2(lines 722 733) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-18 10:25:37,375 INFO L268 CegarLoopResult]: For program point L693(lines 692 737) no Hoare annotation was computed. [2020-08-18 10:25:37,375 INFO L268 CegarLoopResult]: For program point L722(lines 722 733) no Hoare annotation was computed. [2020-08-18 10:25:37,376 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= test_~splverifierCounter~0 0)) [2020-08-18 10:25:37,376 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-08-18 10:25:37,376 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-08-18 10:25:37,376 INFO L268 CegarLoopResult]: For program point testEXIT(lines 682 745) no Hoare annotation was computed. [2020-08-18 10:25:37,376 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 538 583) no Hoare annotation was computed. [2020-08-18 10:25:37,376 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 538 583) no Hoare annotation was computed. [2020-08-18 10:25:37,376 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 538 583) no Hoare annotation was computed. [2020-08-18 10:25:37,376 INFO L268 CegarLoopResult]: For program point L558(lines 558 565) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point L552(lines 552 572) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point L552-1(lines 552 572) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-08-18 10:25:37,377 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 231 240) no Hoare annotation was computed. [2020-08-18 10:25:37,378 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 231 240) no Hoare annotation was computed. [2020-08-18 10:25:37,378 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 231 240) no Hoare annotation was computed. [2020-08-18 10:25:37,378 INFO L268 CegarLoopResult]: For program point L481(lines 481 522) no Hoare annotation was computed. [2020-08-18 10:25:37,378 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 435 537) no Hoare annotation was computed. [2020-08-18 10:25:37,378 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-08-18 10:25:37,378 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-08-18 10:25:37,378 INFO L268 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point L523(lines 523 534) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point L486(lines 486 490) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 435 537) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point L484-2(lines 484 504) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point L505(lines 483 506) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 435 537) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point L464(lines 464 480) no Hoare annotation was computed. [2020-08-18 10:25:37,379 INFO L268 CegarLoopResult]: For program point L524(lines 524 531) no Hoare annotation was computed. [2020-08-18 10:25:37,380 INFO L268 CegarLoopResult]: For program point L485(lines 484 504) no Hoare annotation was computed. [2020-08-18 10:25:37,380 INFO L268 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-08-18 10:25:37,380 INFO L268 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-08-18 10:25:37,380 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 10:25:37,380 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 10:25:37,381 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 10:25:37,381 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2020-08-18 10:25:37,381 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2020-08-18 10:25:37,381 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 786 793) no Hoare annotation was computed. [2020-08-18 10:25:37,381 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-08-18 10:25:37,381 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-08-18 10:25:37,381 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-08-18 10:25:37,382 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 10:25:37,382 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-08-18 10:25:37,382 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-08-18 10:25:37,382 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 10:25:37,382 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 10:25:37,382 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 10:25:37,383 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-08-18 10:25:37,383 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-08-18 10:25:37,383 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-08-18 10:25:37,383 INFO L271 CegarLoopResult]: At program point L768(line 768) the Hoare annotation is: true [2020-08-18 10:25:37,383 INFO L271 CegarLoopResult]: At program point L766(lines 766 772) the Hoare annotation is: true [2020-08-18 10:25:37,383 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-18 10:25:37,383 INFO L268 CegarLoopResult]: For program point L759(lines 755 777) no Hoare annotation was computed. [2020-08-18 10:25:37,384 INFO L268 CegarLoopResult]: For program point L757(lines 755 777) no Hoare annotation was computed. [2020-08-18 10:25:37,384 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 752 778) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,384 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 752 778) no Hoare annotation was computed. [2020-08-18 10:25:37,384 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 752 778) no Hoare annotation was computed. [2020-08-18 10:25:37,384 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 128 157) no Hoare annotation was computed. [2020-08-18 10:25:37,384 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 128 157) the Hoare annotation is: true [2020-08-18 10:25:37,384 INFO L271 CegarLoopResult]: At program point L153(lines 128 157) the Hoare annotation is: true [2020-08-18 10:25:37,385 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-08-18 10:25:37,385 INFO L268 CegarLoopResult]: For program point L142(lines 142 146) no Hoare annotation was computed. [2020-08-18 10:25:37,385 INFO L271 CegarLoopResult]: At program point L142-1(lines 142 146) the Hoare annotation is: true [2020-08-18 10:25:37,385 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-08-18 10:25:37,385 INFO L271 CegarLoopResult]: At program point L138-2(lines 138 152) the Hoare annotation is: true [2020-08-18 10:25:37,385 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-08-18 10:25:37,385 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-08-18 10:25:37,386 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-08-18 10:25:37,386 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-08-18 10:25:37,386 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-08-18 10:25:37,386 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 183 189) no Hoare annotation was computed. [2020-08-18 10:25:37,386 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 183 189) the Hoare annotation is: true [2020-08-18 10:25:37,386 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 10:25:37,386 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 10:25:37,386 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 10:25:37,387 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 10:25:37,387 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-08-18 10:25:37,387 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-08-18 10:25:37,387 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 10:25:37,387 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2020-08-18 10:25:37,387 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2020-08-18 10:25:37,388 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2020-08-18 10:25:37,388 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2020-08-18 10:25:37,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 10:25:37 BoogieIcfgContainer [2020-08-18 10:25:37,404 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 10:25:37,406 INFO L168 Benchmark]: Toolchain (without parser) took 13202.66 ms. Allocated memory was 145.8 MB in the beginning and 475.5 MB in the end (delta: 329.8 MB). Free memory was 99.4 MB in the beginning and 250.9 MB in the end (delta: -151.5 MB). Peak memory consumption was 293.1 MB. Max. memory is 7.1 GB. [2020-08-18 10:25:37,407 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 145.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 10:25:37,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.47 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 99.2 MB in the beginning and 171.5 MB in the end (delta: -72.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-08-18 10:25:37,409 INFO L168 Benchmark]: Boogie Preprocessor took 100.91 ms. Allocated memory is still 201.9 MB. Free memory was 171.5 MB in the beginning and 167.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-08-18 10:25:37,410 INFO L168 Benchmark]: RCFGBuilder took 1202.48 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 167.1 MB in the beginning and 202.0 MB in the end (delta: -34.9 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2020-08-18 10:25:37,411 INFO L168 Benchmark]: TraceAbstraction took 11278.23 ms. Allocated memory was 232.8 MB in the beginning and 475.5 MB in the end (delta: 242.7 MB). Free memory was 200.5 MB in the beginning and 250.9 MB in the end (delta: -50.3 MB). Peak memory consumption was 307.2 MB. Max. memory is 7.1 GB. [2020-08-18 10:25:37,415 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 145.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 615.47 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 99.2 MB in the beginning and 171.5 MB in the end (delta: -72.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.91 ms. Allocated memory is still 201.9 MB. Free memory was 171.5 MB in the beginning and 167.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1202.48 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 167.1 MB in the beginning and 202.0 MB in the end (delta: -34.9 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11278.23 ms. Allocated memory was 232.8 MB in the beginning and 475.5 MB in the end (delta: 242.7 MB). Free memory was 200.5 MB in the beginning and 250.9 MB in the end (delta: -50.3 MB). Peak memory consumption was 307.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 692]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(1 == systemActive)) || splverifierCounter == 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: !(systemActive == 1) || !(pumpRunning == 0) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 477 SDslu, 277 SDs, 0 SdLazy, 873 SolverSat, 290 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 71 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 149 PreInvPairs, 167 NumberOfFragments, 512 HoareAnnotationTreeSize, 149 FomulaSimplifications, 7732 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 43 FomulaSimplificationsInter, 4675 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...