java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:28:29,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:28:29,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:28:30,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:28:30,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:28:30,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:28:30,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:28:30,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:28:30,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:28:30,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:28:30,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:28:30,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:28:30,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:28:30,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:28:30,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:28:30,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:28:30,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:28:30,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:28:30,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:28:30,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:28:30,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:28:30,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:28:30,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:28:30,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:28:30,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:28:30,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:28:30,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:28:30,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:28:30,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:28:30,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:28:30,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:28:30,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:28:30,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:28:30,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:28:30,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:28:30,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:28:30,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:28:30,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:28:30,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:28:30,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:28:30,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:28:30,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-06 11:28:30,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:28:30,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:28:30,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:28:30,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:28:30,051 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:28:30,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:28:30,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:28:30,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:28:30,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:28:30,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:28:30,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:28:30,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:28:30,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:28:30,053 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:28:30,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:28:30,053 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:28:30,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:28:30,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:28:30,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:28:30,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:28:30,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:28:30,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:28:30,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:28:30,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:28:30,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:28:30,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:28:30,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:28:30,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:28:30,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:28:30,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:28:30,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:28:30,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:28:30,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:28:30,111 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:28:30,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product06.cil.c [2019-09-06 11:28:30,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81b1991f/8c3264947d3148309ac63a8009c2a180/FLAGf87bacdf2 [2019-09-06 11:28:30,614 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:28:30,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product06.cil.c [2019-09-06 11:28:30,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81b1991f/8c3264947d3148309ac63a8009c2a180/FLAGf87bacdf2 [2019-09-06 11:28:30,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a81b1991f/8c3264947d3148309ac63a8009c2a180 [2019-09-06 11:28:30,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:28:30,990 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:28:30,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:28:30,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:28:30,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:28:30,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:28:30" (1/1) ... [2019-09-06 11:28:30,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f90b705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:30, skipping insertion in model container [2019-09-06 11:28:30,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:28:30" (1/1) ... [2019-09-06 11:28:31,007 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:28:31,047 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:28:31,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:28:31,521 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:28:31,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:28:31,636 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:28:31,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31 WrapperNode [2019-09-06 11:28:31,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:28:31,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:28:31,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:28:31,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:28:31,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... [2019-09-06 11:28:31,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... [2019-09-06 11:28:31,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... [2019-09-06 11:28:31,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... [2019-09-06 11:28:31,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... [2019-09-06 11:28:31,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... [2019-09-06 11:28:31,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... [2019-09-06 11:28:31,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:28:31,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:28:31,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:28:31,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:28:31,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:28:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:28:31,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:28:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:28:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:28:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:28:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:28:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:28:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:28:31,828 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:28:31,828 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:28:31,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-06 11:28:31,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:28:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:28:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:28:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:28:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:28:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:28:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-06 11:28:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:28:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:28:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:28:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:28:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:28:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:28:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:28:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:28:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:28:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:28:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:28:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:28:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:28:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:28:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:28:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:28:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:28:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:28:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-06 11:28:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:28:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:28:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:28:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:28:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:28:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:28:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:28:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:28:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:28:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:28:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:28:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:28:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:28:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:28:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:28:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:28:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-06 11:28:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-06 11:28:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:28:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-06 11:28:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:28:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:28:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:28:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:28:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:28:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:28:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:28:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:28:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:28:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:28:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:28:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:28:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:28:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:28:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:28:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:28:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:28:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:28:31,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:28:31,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:28:31,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:28:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:28:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:28:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:28:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:28:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:28:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:28:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:28:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:28:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:28:32,973 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:28:32,974 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:28:32,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:28:32 BoogieIcfgContainer [2019-09-06 11:28:32,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:28:32,977 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:28:32,978 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:28:32,978 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:28:32,979 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:28:32" (1/1) ... [2019-09-06 11:28:32,980 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:28:33,030 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:28:33,030 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:28:33,045 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:28:33,057 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:28:33,058 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:28:33,237 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-06 11:28:33,330 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-06 11:28:33,335 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-06 11:28:34,967 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:28:34,973 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 108 for LOIs [2019-09-06 11:28:34,996 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 104 for LOIs [2019-09-06 11:28:35,033 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 104 for LOIs [2019-09-06 11:28:35,035 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:28:35,035 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:28:35,038 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 516#(and (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 1 ~waterLevel~0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string24.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)) [2019-09-06 11:28:35,053 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:28:35,053 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:28:35,056 INFO L168 Benchmark]: Toolchain (without parser) took 4064.27 ms. Allocated memory was 133.2 MB in the beginning and 262.1 MB in the end (delta: 129.0 MB). Free memory was 87.9 MB in the beginning and 195.8 MB in the end (delta: -107.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-09-06 11:28:35,058 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:28:35,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.29 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 87.7 MB in the beginning and 163.8 MB in the end (delta: -76.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-06 11:28:35,060 INFO L168 Benchmark]: Boogie Preprocessor took 115.08 ms. Allocated memory is still 198.2 MB. Free memory was 163.8 MB in the beginning and 159.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-06 11:28:35,061 INFO L168 Benchmark]: RCFGBuilder took 1224.58 ms. Allocated memory is still 198.2 MB. Free memory was 159.5 MB in the beginning and 78.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2019-09-06 11:28:35,067 INFO L168 Benchmark]: Sifa took 2075.62 ms. Allocated memory was 198.2 MB in the beginning and 262.1 MB in the end (delta: 64.0 MB). Free memory was 78.5 MB in the beginning and 195.8 MB in the end (delta: -117.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:28:35,077 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 645.29 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 87.7 MB in the beginning and 163.8 MB in the end (delta: -76.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.08 ms. Allocated memory is still 198.2 MB. Free memory was 163.8 MB in the beginning and 159.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1224.58 ms. Allocated memory is still 198.2 MB. Free memory was 159.5 MB in the beginning and 78.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * Sifa took 2075.62 ms. Allocated memory was 198.2 MB in the beginning and 262.1 MB in the end (delta: 64.0 MB). Free memory was 78.5 MB in the beginning and 195.8 MB in the end (delta: -117.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2008, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 332, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 236, TOOLS_POST_TIME[ms]: 259, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 312, TOOLS_POST_RETURN_APPLICATIONS: 67, TOOLS_POST_RETURN_TIME[ms]: 313, TOOLS_QUANTIFIERELIM_TIME[ms]: 656, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 338, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 98, DOMAIN_JOIN_TIME[ms]: 417, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 17, DOMAIN_ISSUBSETEQ_APPLICATIONS: 94, DOMAIN_ISSUBSETEQ_TIME[ms]: 248, DOMAIN_ISBOTTOM_APPLICATIONS: 69, DOMAIN_ISBOTTOM_TIME[ms]: 214, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1328, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1328, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 67, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 661, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 442, DAG_COMPRESSION_RETAINED_NODES: 238 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 516#(and (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 1 ~waterLevel~0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 ~pumpRunning~0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string24.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...