java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:03:53,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:03:53,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:03:53,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:03:53,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:03:53,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:03:53,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:03:53,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:03:53,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:03:53,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:03:53,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:03:53,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:03:53,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:03:53,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:03:53,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:03:53,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:03:53,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:03:53,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:03:53,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:03:53,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:03:53,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:03:53,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:03:53,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:03:53,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:03:53,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:03:53,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:03:53,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:03:53,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:03:53,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:03:53,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:03:53,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:03:53,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:03:53,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:03:53,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:03:53,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:03:53,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:03:53,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:03:53,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:03:53,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:03:53,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:03:53,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:03:53,503 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 [2019-09-20 13:03:53,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:03:53,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:03:53,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:03:53,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:03:53,521 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:03:53,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:03:53,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:03:53,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:03:53,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:03:53,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:03:53,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:03:53,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:03:53,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:03:53,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:03:53,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:03:53,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:03:53,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:03:53,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:03:53,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:03:53,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:03:53,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:03:53,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:03:53,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:03:53,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:03:53,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:03:53,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:03:53,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:03:53,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:03:53,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:03:53,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:03:53,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:03:53,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:03:53,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:03:53,573 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:03:53,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-20 13:03:53,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22aeef191/55efbaf435ad43a9be0474a0aba7ddf9/FLAG24fe878e1 [2019-09-20 13:03:54,101 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:03:54,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-20 13:03:54,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22aeef191/55efbaf435ad43a9be0474a0aba7ddf9/FLAG24fe878e1 [2019-09-20 13:03:54,459 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22aeef191/55efbaf435ad43a9be0474a0aba7ddf9 [2019-09-20 13:03:54,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:03:54,470 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:03:54,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:03:54,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:03:54,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:03:54,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:03:54" (1/1) ... [2019-09-20 13:03:54,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:54, skipping insertion in model container [2019-09-20 13:03:54,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:03:54" (1/1) ... [2019-09-20 13:03:54,486 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:03:54,547 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:03:54,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:03:55,008 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:03:55,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:03:55,124 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:03:55,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55 WrapperNode [2019-09-20 13:03:55,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:03:55,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:03:55,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:03:55,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:03:55,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (1/1) ... [2019-09-20 13:03:55,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (1/1) ... [2019-09-20 13:03:55,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (1/1) ... [2019-09-20 13:03:55,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (1/1) ... [2019-09-20 13:03:55,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (1/1) ... [2019-09-20 13:03:55,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (1/1) ... [2019-09-20 13:03:55,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (1/1) ... [2019-09-20 13:03:55,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:03:55,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:03:55,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:03:55,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:03:55,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (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 [2019-09-20 13:03:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:03:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:03:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:03:55,299 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:03:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:03:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:03:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:03:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:03:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:03:55,300 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:03:55,301 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:03:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:03:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:03:55,302 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:03:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:03:55,303 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:03:55,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:03:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:03:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:03:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:03:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:03:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:03:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:03:55,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:03:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:03:55,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:03:55,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:03:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:03:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:03:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:03:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:03:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:03:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:03:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:03:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:03:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:03:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:03:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:03:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:03:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:03:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:03:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:03:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:03:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:03:55,311 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:03:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 13:03:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:03:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:03:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:03:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:03:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:03:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:03:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:03:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:03:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:03:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:03:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:03:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:03:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:03:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:03:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:03:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:03:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:03:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:03:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:03:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:03:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:03:55,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:03:56,351 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:03:56,351 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:03:56,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:03:56 BoogieIcfgContainer [2019-09-20 13:03:56,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:03:56,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:03:56,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:03:56,358 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:03:56,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:03:54" (1/3) ... [2019-09-20 13:03:56,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c842e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:03:56, skipping insertion in model container [2019-09-20 13:03:56,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:03:55" (2/3) ... [2019-09-20 13:03:56,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c842e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:03:56, skipping insertion in model container [2019-09-20 13:03:56,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:03:56" (3/3) ... [2019-09-20 13:03:56,363 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product01.cil.c [2019-09-20 13:03:56,373 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:03:56,382 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:03:56,398 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:03:56,425 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:03:56,426 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:03:56,426 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:03:56,426 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:03:56,427 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:03:56,427 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:03:56,427 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:03:56,427 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:03:56,428 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:03:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states. [2019-09-20 13:03:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-20 13:03:56,466 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:03:56,467 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:03:56,471 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:03:56,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:03:56,479 INFO L82 PathProgramCache]: Analyzing trace with hash -835397562, now seen corresponding path program 1 times [2019-09-20 13:03:56,481 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:03:56,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:03:56,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:56,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:03:56,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:03:56,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:03:56,835 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:03:56,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:03:56,840 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:03:56,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:03:56,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:03:56,858 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 2 states. [2019-09-20 13:03:56,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:03:56,910 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2019-09-20 13:03:56,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:03:56,911 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-20 13:03:56,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:03:56,921 INFO L225 Difference]: With dead ends: 162 [2019-09-20 13:03:56,921 INFO L226 Difference]: Without dead ends: 81 [2019-09-20 13:03:56,925 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:03:56,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-09-20 13:03:56,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2019-09-20 13:03:56,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-09-20 13:03:56,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 94 transitions. [2019-09-20 13:03:56,973 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 94 transitions. Word has length 46 [2019-09-20 13:03:56,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:03:56,974 INFO L475 AbstractCegarLoop]: Abstraction has 81 states and 94 transitions. [2019-09-20 13:03:56,974 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:03:56,974 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2019-09-20 13:03:56,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-20 13:03:56,977 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:03:56,978 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:03:56,978 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:03:56,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:03:56,978 INFO L82 PathProgramCache]: Analyzing trace with hash -297882774, now seen corresponding path program 1 times [2019-09-20 13:03:56,979 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:03:56,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:03:56,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:56,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:03:56,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:03:57,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:03:57,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:03:57,087 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:03:57,090 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:03:57,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:03:57,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:03:57,091 INFO L87 Difference]: Start difference. First operand 81 states and 94 transitions. Second operand 3 states. [2019-09-20 13:03:57,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:03:57,124 INFO L93 Difference]: Finished difference Result 111 states and 127 transitions. [2019-09-20 13:03:57,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:03:57,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-20 13:03:57,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:03:57,128 INFO L225 Difference]: With dead ends: 111 [2019-09-20 13:03:57,128 INFO L226 Difference]: Without dead ends: 72 [2019-09-20 13:03:57,130 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:03:57,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2019-09-20 13:03:57,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2019-09-20 13:03:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-09-20 13:03:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 82 transitions. [2019-09-20 13:03:57,146 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 82 transitions. Word has length 47 [2019-09-20 13:03:57,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:03:57,146 INFO L475 AbstractCegarLoop]: Abstraction has 72 states and 82 transitions. [2019-09-20 13:03:57,146 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:03:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2019-09-20 13:03:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:03:57,148 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:03:57,149 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:03:57,149 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:03:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:03:57,149 INFO L82 PathProgramCache]: Analyzing trace with hash 2081031283, now seen corresponding path program 1 times [2019-09-20 13:03:57,150 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:03:57,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:03:57,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:57,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:03:57,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:03:57,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:03:57,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:03:57,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:03:57,282 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:03:57,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:03:57,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:03:57,283 INFO L87 Difference]: Start difference. First operand 72 states and 82 transitions. Second operand 7 states. [2019-09-20 13:03:57,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:03:57,498 INFO L93 Difference]: Finished difference Result 120 states and 141 transitions. [2019-09-20 13:03:57,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:03:57,499 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-09-20 13:03:57,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:03:57,500 INFO L225 Difference]: With dead ends: 120 [2019-09-20 13:03:57,500 INFO L226 Difference]: Without dead ends: 72 [2019-09-20 13:03:57,501 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:03:57,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2019-09-20 13:03:57,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2019-09-20 13:03:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-09-20 13:03:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 81 transitions. [2019-09-20 13:03:57,509 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 81 transitions. Word has length 51 [2019-09-20 13:03:57,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:03:57,510 INFO L475 AbstractCegarLoop]: Abstraction has 72 states and 81 transitions. [2019-09-20 13:03:57,510 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:03:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2019-09-20 13:03:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-09-20 13:03:57,511 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:03:57,511 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:03:57,512 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:03:57,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:03:57,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1503869897, now seen corresponding path program 1 times [2019-09-20 13:03:57,512 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:03:57,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:03:57,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:57,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:03:57,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:03:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:03:57,652 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:03:57,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:03:57,653 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:03:57,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:03:57,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:03:57,654 INFO L87 Difference]: Start difference. First operand 72 states and 81 transitions. Second operand 6 states. [2019-09-20 13:03:57,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:03:57,813 INFO L93 Difference]: Finished difference Result 161 states and 192 transitions. [2019-09-20 13:03:57,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:03:57,813 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-09-20 13:03:57,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:03:57,818 INFO L225 Difference]: With dead ends: 161 [2019-09-20 13:03:57,818 INFO L226 Difference]: Without dead ends: 113 [2019-09-20 13:03:57,819 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:03:57,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-09-20 13:03:57,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 111. [2019-09-20 13:03:57,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-09-20 13:03:57,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 128 transitions. [2019-09-20 13:03:57,836 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 128 transitions. Word has length 54 [2019-09-20 13:03:57,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:03:57,837 INFO L475 AbstractCegarLoop]: Abstraction has 111 states and 128 transitions. [2019-09-20 13:03:57,837 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:03:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 128 transitions. [2019-09-20 13:03:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-09-20 13:03:57,839 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:03:57,839 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:03:57,841 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:03:57,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:03:57,842 INFO L82 PathProgramCache]: Analyzing trace with hash 353010405, now seen corresponding path program 1 times [2019-09-20 13:03:57,842 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:03:57,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:03:57,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:57,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:03:57,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:03:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:03:57,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:03:57,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:03:57,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:03:57,997 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:03:57,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:03:57,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:03:57,998 INFO L87 Difference]: Start difference. First operand 111 states and 128 transitions. Second operand 6 states. [2019-09-20 13:03:58,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:03:58,127 INFO L93 Difference]: Finished difference Result 189 states and 224 transitions. [2019-09-20 13:03:58,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:03:58,135 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2019-09-20 13:03:58,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:03:58,135 INFO L225 Difference]: With dead ends: 189 [2019-09-20 13:03:58,136 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:03:58,137 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:03:58,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:03:58,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:03:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:03:58,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:03:58,138 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-09-20 13:03:58,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:03:58,139 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:03:58,139 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:03:58,139 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:03:58,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:03:58,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:03:58,584 INFO L443 ceAbstractionStarter]: For program point L574(lines 551 575) no Hoare annotation was computed. [2019-09-20 13:03:58,584 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 527 582) no Hoare annotation was computed. [2019-09-20 13:03:58,585 INFO L443 ceAbstractionStarter]: For program point L558(lines 558 562) no Hoare annotation was computed. [2019-09-20 13:03:58,585 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 558 562) no Hoare annotation was computed. [2019-09-20 13:03:58,585 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-09-20 13:03:58,585 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 527 582) no Hoare annotation was computed. [2019-09-20 13:03:58,585 INFO L443 ceAbstractionStarter]: For program point L552-2(lines 552 573) no Hoare annotation was computed. [2019-09-20 13:03:58,585 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 527 582) no Hoare annotation was computed. [2019-09-20 13:03:58,585 INFO L443 ceAbstractionStarter]: For program point L609-2(lines 609 634) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point L635(lines 608 636) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 583 642) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 583 642) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 583 642) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 619) no Hoare annotation was computed. [2019-09-20 13:03:58,586 INFO L443 ceAbstractionStarter]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2019-09-20 13:03:58,587 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-09-20 13:03:58,587 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 246 252) the Hoare annotation is: true [2019-09-20 13:03:58,587 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 246 252) no Hoare annotation was computed. [2019-09-20 13:03:58,587 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 253 261) no Hoare annotation was computed. [2019-09-20 13:03:58,587 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 253 261) the Hoare annotation is: true [2019-09-20 13:03:58,587 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 253 261) no Hoare annotation was computed. [2019-09-20 13:03:58,587 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-09-20 13:03:58,588 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-09-20 13:03:58,588 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,588 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,588 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,588 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,588 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-09-20 13:03:58,589 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-09-20 13:03:58,589 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,589 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,589 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-09-20 13:03:58,589 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-09-20 13:03:58,589 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-09-20 13:03:58,589 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-09-20 13:03:58,590 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 328 336) no Hoare annotation was computed. [2019-09-20 13:03:58,591 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 328 336) the Hoare annotation is: true [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 328 336) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point L344(lines 344 352) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point L344-2(lines 344 352) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 337 372) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point L367-1(line 367) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 337 372) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 364) no Hoare annotation was computed. [2019-09-20 13:03:58,592 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 337 372) no Hoare annotation was computed. [2019-09-20 13:03:58,593 INFO L443 ceAbstractionStarter]: For program point L356-2(lines 356 364) no Hoare annotation was computed. [2019-09-20 13:03:58,593 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 239 245) no Hoare annotation was computed. [2019-09-20 13:03:58,593 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 239 245) the Hoare annotation is: true [2019-09-20 13:03:58,593 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 481 526) no Hoare annotation was computed. [2019-09-20 13:03:58,593 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 481 526) no Hoare annotation was computed. [2019-09-20 13:03:58,593 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 481 526) no Hoare annotation was computed. [2019-09-20 13:03:58,593 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,593 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 794 839) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 821) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 794 839) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point L808(lines 808 828) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point L808-1(lines 808 828) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 794 839) no Hoare annotation was computed. [2019-09-20 13:03:58,594 INFO L443 ceAbstractionStarter]: For program point L322-1(line 322) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 317 327) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 317 327) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 317 327) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point L322(line 322) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 309 316) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 309 316) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 309 316) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 294 300) no Hoare annotation was computed. [2019-09-20 13:03:58,595 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 294 300) the Hoare annotation is: true [2019-09-20 13:03:58,596 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 374 437) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,596 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 374 437) no Hoare annotation was computed. [2019-09-20 13:03:58,596 INFO L439 ceAbstractionStarter]: At program point L430(lines 383 431) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,596 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 424) no Hoare annotation was computed. [2019-09-20 13:03:58,596 INFO L439 ceAbstractionStarter]: At program point L420-2(lines 414 425) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:03:58,596 INFO L443 ceAbstractionStarter]: For program point L385(lines 384 429) no Hoare annotation was computed. [2019-09-20 13:03:58,596 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 425) no Hoare annotation was computed. [2019-09-20 13:03:58,597 INFO L439 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:03:58,597 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 410) no Hoare annotation was computed. [2019-09-20 13:03:58,597 INFO L443 ceAbstractionStarter]: For program point L404-1(lines 404 410) no Hoare annotation was computed. [2019-09-20 13:03:58,597 INFO L439 ceAbstractionStarter]: At program point L396(line 396) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:03:58,597 INFO L439 ceAbstractionStarter]: At program point L427(lines 384 429) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 test_~splverifierCounter~0)) [2019-09-20 13:03:58,597 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 400) no Hoare annotation was computed. [2019-09-20 13:03:58,597 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 394 400) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 374 437) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point L386(lines 386 390) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point L768(lines 768 775) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 782) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 748 793) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point L762-1(lines 762 782) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 748 793) no Hoare annotation was computed. [2019-09-20 13:03:58,598 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 748 793) no Hoare annotation was computed. [2019-09-20 13:03:58,599 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 211) no Hoare annotation was computed. [2019-09-20 13:03:58,599 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 211) no Hoare annotation was computed. [2019-09-20 13:03:58,599 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 195 217) no Hoare annotation was computed. [2019-09-20 13:03:58,599 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 195 217) no Hoare annotation was computed. [2019-09-20 13:03:58,599 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 195 217) no Hoare annotation was computed. [2019-09-20 13:03:58,599 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 229 238) no Hoare annotation was computed. [2019-09-20 13:03:58,599 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 229 238) no Hoare annotation was computed. [2019-09-20 13:03:58,600 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 229 238) no Hoare annotation was computed. [2019-09-20 13:03:58,600 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 645 747) no Hoare annotation was computed. [2019-09-20 13:03:58,600 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 673) no Hoare annotation was computed. [2019-09-20 13:03:58,600 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 744) no Hoare annotation was computed. [2019-09-20 13:03:58,600 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 700) no Hoare annotation was computed. [2019-09-20 13:03:58,600 INFO L443 ceAbstractionStarter]: For program point L694-2(lines 694 714) no Hoare annotation was computed. [2019-09-20 13:03:58,600 INFO L443 ceAbstractionStarter]: For program point L715(lines 693 716) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 645 747) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 690) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point L734(lines 734 741) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point L695(lines 694 714) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point L726(line 726) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point L726-1(line 726) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point L691(lines 691 732) no Hoare annotation was computed. [2019-09-20 13:03:58,601 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 645 747) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point L710-1(line 710) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 301 308) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 301 308) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 301 308) no Hoare annotation was computed. [2019-09-20 13:03:58,602 INFO L443 ceAbstractionStarter]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2019-09-20 13:03:58,603 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 174 185) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:03:58,603 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 174 185) no Hoare annotation was computed. [2019-09-20 13:03:58,603 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 218 226) no Hoare annotation was computed. [2019-09-20 13:03:58,603 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 218 226) no Hoare annotation was computed. [2019-09-20 13:03:58,603 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 218 226) no Hoare annotation was computed. [2019-09-20 13:03:58,603 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:03:58,603 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:03:58,604 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:03:58,604 INFO L446 ceAbstractionStarter]: At program point L283(line 283) the Hoare annotation is: true [2019-09-20 13:03:58,604 INFO L446 ceAbstractionStarter]: At program point L281(lines 281 287) the Hoare annotation is: true [2019-09-20 13:03:58,604 INFO L439 ceAbstractionStarter]: At program point L276(line 276) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-09-20 13:03:58,604 INFO L443 ceAbstractionStarter]: For program point L274(lines 273 292) no Hoare annotation was computed. [2019-09-20 13:03:58,604 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 270 293) the Hoare annotation is: true [2019-09-20 13:03:58,604 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 270 293) no Hoare annotation was computed. [2019-09-20 13:03:58,604 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 270 293) no Hoare annotation was computed. [2019-09-20 13:03:58,605 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-09-20 13:03:58,605 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-09-20 13:03:58,605 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-09-20 13:03:58,605 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-09-20 13:03:58,605 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-09-20 13:03:58,605 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-09-20 13:03:58,605 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-09-20 13:03:58,605 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-09-20 13:03:58,606 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-09-20 13:03:58,606 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-09-20 13:03:58,606 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 186 194) the Hoare annotation is: true [2019-09-20 13:03:58,606 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 186 194) no Hoare annotation was computed. [2019-09-20 13:03:58,606 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 186 194) no Hoare annotation was computed. [2019-09-20 13:03:58,606 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 150 161) the Hoare annotation is: true [2019-09-20 13:03:58,606 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 150 161) no Hoare annotation was computed. [2019-09-20 13:03:58,606 INFO L443 ceAbstractionStarter]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2019-09-20 13:03:58,606 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-09-20 13:03:58,607 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-09-20 13:03:58,607 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:03:58,607 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-09-20 13:03:58,607 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:03:58,607 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:03:58,607 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 162 173) no Hoare annotation was computed. [2019-09-20 13:03:58,607 INFO L443 ceAbstractionStarter]: For program point L166-1(lines 162 173) no Hoare annotation was computed. [2019-09-20 13:03:58,608 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 162 173) the Hoare annotation is: true [2019-09-20 13:03:58,608 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 466 473) no Hoare annotation was computed. [2019-09-20 13:03:58,608 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2019-09-20 13:03:58,608 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 466 473) the Hoare annotation is: true [2019-09-20 13:03:58,608 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 466 473) no Hoare annotation was computed. [2019-09-20 13:03:58,608 INFO L443 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2019-09-20 13:03:58,608 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 461) no Hoare annotation was computed. [2019-09-20 13:03:58,609 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 440 464) no Hoare annotation was computed. [2019-09-20 13:03:58,609 INFO L446 ceAbstractionStarter]: At program point L446(line 446) the Hoare annotation is: true [2019-09-20 13:03:58,609 INFO L443 ceAbstractionStarter]: For program point L446-1(line 446) no Hoare annotation was computed. [2019-09-20 13:03:58,609 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 440 464) the Hoare annotation is: true [2019-09-20 13:03:58,609 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 440 464) no Hoare annotation was computed. [2019-09-20 13:03:58,609 INFO L439 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-09-20 13:03:58,609 INFO L443 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2019-09-20 13:03:58,610 INFO L439 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-09-20 13:03:58,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:03:58 BoogieIcfgContainer [2019-09-20 13:03:58,627 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:03:58,630 INFO L168 Benchmark]: Toolchain (without parser) took 4159.03 ms. Allocated memory was 137.4 MB in the beginning and 274.7 MB in the end (delta: 137.4 MB). Free memory was 83.8 MB in the beginning and 132.5 MB in the end (delta: -48.7 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:03:58,631 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:03:58,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.66 ms. Allocated memory was 137.4 MB in the beginning and 198.7 MB in the end (delta: 61.3 MB). Free memory was 83.6 MB in the beginning and 166.3 MB in the end (delta: -82.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:03:58,633 INFO L168 Benchmark]: Boogie Preprocessor took 104.28 ms. Allocated memory is still 198.7 MB. Free memory was 166.3 MB in the beginning and 162.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:03:58,634 INFO L168 Benchmark]: RCFGBuilder took 1122.86 ms. Allocated memory is still 198.7 MB. Free memory was 162.4 MB in the beginning and 82.4 MB in the end (delta: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:03:58,635 INFO L168 Benchmark]: TraceAbstraction took 2273.08 ms. Allocated memory was 198.7 MB in the beginning and 274.7 MB in the end (delta: 76.0 MB). Free memory was 82.4 MB in the beginning and 132.5 MB in the end (delta: -50.1 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:03:58,643 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 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.66 ms. Allocated memory was 137.4 MB in the beginning and 198.7 MB in the end (delta: 61.3 MB). Free memory was 83.6 MB in the beginning and 166.3 MB in the end (delta: -82.7 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.28 ms. Allocated memory is still 198.7 MB. Free memory was 166.3 MB in the beginning and 162.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1122.86 ms. Allocated memory is still 198.7 MB. Free memory was 162.4 MB in the beginning and 82.4 MB in the end (delta: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2273.08 ms. Allocated memory was 198.7 MB in the beginning and 274.7 MB in the end (delta: 76.0 MB). Free memory was 82.4 MB in the beginning and 132.5 MB in the end (delta: -50.1 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 470]: 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: 384]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0)) || 0 == splverifierCounter - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 194 locations, 1 error locations. SAFE Result, 2.1s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 419 SDtfs, 163 SDslu, 692 SDs, 0 SdLazy, 163 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 153 PreInvPairs, 166 NumberOfFragments, 292 HoareAnnotationTreeSize, 153 FomulaSimplifications, 56 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 566 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 23729 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...