/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:45:02,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:45:02,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:45:02,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:45:02,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:45:02,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:45:02,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:45:02,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:45:02,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:45:02,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:45:02,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:45:02,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:45:02,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:45:02,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:45:02,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:45:02,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:45:02,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:45:02,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:45:02,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:45:02,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:45:02,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:45:02,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:45:02,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:45:02,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:45:02,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:45:02,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:45:02,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:45:02,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:45:02,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:45:02,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:45:02,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:45:02,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:45:02,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:45:02,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:45:02,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:45:02,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:45:02,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:45:02,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:45:02,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:45:02,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:45:02,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:45:02,508 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 [2020-07-07 10:45:02,531 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:45:02,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:45:02,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:45:02,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:45:02,533 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:45:02,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:45:02,533 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:45:02,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:45:02,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:45:02,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:45:02,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:45:02,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:45:02,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:45:02,535 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:45:02,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:45:02,536 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:45:02,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:45:02,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:45:02,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:45:02,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:45:02,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:45:02,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:45:02,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:45:02,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:45:02,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:45:02,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:45:02,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:45:02,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:45:02,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:45:02,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:45:02,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:45:02,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:45:02,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:45:02,859 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:45:02,859 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:45:02,860 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2020-07-07 10:45:02,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00b7e631/3ab9861d141948bebbc4f91c0d112d6b/FLAGfac7deacc [2020-07-07 10:45:03,448 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:45:03,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2020-07-07 10:45:03,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00b7e631/3ab9861d141948bebbc4f91c0d112d6b/FLAGfac7deacc [2020-07-07 10:45:03,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00b7e631/3ab9861d141948bebbc4f91c0d112d6b [2020-07-07 10:45:03,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:45:03,722 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:45:03,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:45:03,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:45:03,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:45:03,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:45:03" (1/1) ... [2020-07-07 10:45:03,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79bdad55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:03, skipping insertion in model container [2020-07-07 10:45:03,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:45:03" (1/1) ... [2020-07-07 10:45:03,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:45:03,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:45:04,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:45:04,075 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:45:04,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:45:04,320 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:45:04,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04 WrapperNode [2020-07-07 10:45:04,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:45:04,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:45:04,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:45:04,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:45:04,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (1/1) ... [2020-07-07 10:45:04,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (1/1) ... [2020-07-07 10:45:04,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (1/1) ... [2020-07-07 10:45:04,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (1/1) ... [2020-07-07 10:45:04,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (1/1) ... [2020-07-07 10:45:04,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (1/1) ... [2020-07-07 10:45:04,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (1/1) ... [2020-07-07 10:45:04,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:45:04,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:45:04,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:45:04,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:45:04,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (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 [2020-07-07 10:45:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:45:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:45:04,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:45:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:45:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:45:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:45:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:45:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:45:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:45:04,501 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:45:04,502 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:45:04,502 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:45:04,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:45:04,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:45:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:45:04,504 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-07 10:45:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:45:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:45:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:45:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:45:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:45:04,505 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:45:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:45:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:45:04,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:45:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:45:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:45:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:45:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:45:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:45:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:45:04,507 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:45:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:45:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:45:04,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:45:04,508 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:45:04,509 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:45:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:45:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:45:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:45:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:45:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:45:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:45:04,510 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:45:04,511 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:45:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:45:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:45:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:45:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:45:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:45:04,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:45:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:45:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:45:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:45:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:45:04,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:45:04,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:45:04,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:45:04,514 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:45:04,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:45:04,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:45:04,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:45:04,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:45:04,515 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:45:04,516 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:45:04,516 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:45:04,516 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:45:04,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:45:04,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:45:04,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:45:05,540 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:45:05,541 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:45:05,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:45:05 BoogieIcfgContainer [2020-07-07 10:45:05,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:45:05,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:45:05,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:45:05,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:45:05,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:45:03" (1/3) ... [2020-07-07 10:45:05,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d221df4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:45:05, skipping insertion in model container [2020-07-07 10:45:05,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:04" (2/3) ... [2020-07-07 10:45:05,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d221df4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:45:05, skipping insertion in model container [2020-07-07 10:45:05,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:45:05" (3/3) ... [2020-07-07 10:45:05,553 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product02.cil.c [2020-07-07 10:45:05,564 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:45:05,571 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:45:05,585 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:45:05,608 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:45:05,608 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:45:05,608 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:45:05,609 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:45:05,609 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:45:05,609 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:45:05,609 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:45:05,609 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:45:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2020-07-07 10:45:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-07 10:45:05,638 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:05,639 INFO L422 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] [2020-07-07 10:45:05,639 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:05,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:05,645 INFO L82 PathProgramCache]: Analyzing trace with hash 985009112, now seen corresponding path program 1 times [2020-07-07 10:45:05,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:05,655 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410185647] [2020-07-07 10:45:05,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,261 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:06,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:06,350 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410185647] [2020-07-07 10:45:06,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:06,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-07 10:45:06,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441490681] [2020-07-07 10:45:06,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:45:06,358 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:06,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:45:06,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:45:06,377 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 3 states. [2020-07-07 10:45:07,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:07,318 INFO L93 Difference]: Finished difference Result 208 states and 280 transitions. [2020-07-07 10:45:07,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:45:07,321 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-07 10:45:07,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:07,334 INFO L225 Difference]: With dead ends: 208 [2020-07-07 10:45:07,334 INFO L226 Difference]: Without dead ends: 114 [2020-07-07 10:45:07,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:45:07,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-07 10:45:07,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85. [2020-07-07 10:45:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-07 10:45:07,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-07-07 10:45:07,412 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-07-07 10:45:07,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:07,412 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-07-07 10:45:07,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:45:07,413 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-07-07 10:45:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-07 10:45:07,416 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:07,416 INFO L422 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] [2020-07-07 10:45:07,416 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:45:07,416 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:07,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:07,417 INFO L82 PathProgramCache]: Analyzing trace with hash -2101459879, now seen corresponding path program 1 times [2020-07-07 10:45:07,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:07,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095381688] [2020-07-07 10:45:07,418 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,713 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:07,755 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095381688] [2020-07-07 10:45:07,756 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:07,756 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:45:07,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955779690] [2020-07-07 10:45:07,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:45:07,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:07,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:45:07,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:45:07,759 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states. [2020-07-07 10:45:08,254 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:08,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:08,720 INFO L93 Difference]: Finished difference Result 137 states and 167 transitions. [2020-07-07 10:45:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 10:45:08,721 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-07 10:45:08,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:08,724 INFO L225 Difference]: With dead ends: 137 [2020-07-07 10:45:08,724 INFO L226 Difference]: Without dead ends: 98 [2020-07-07 10:45:08,725 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:45:08,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-07-07 10:45:08,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-07-07 10:45:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-07 10:45:08,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-07-07 10:45:08,759 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-07-07 10:45:08,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:08,759 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-07-07 10:45:08,759 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:45:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-07-07 10:45:08,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-07 10:45:08,766 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:08,766 INFO L422 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] [2020-07-07 10:45:08,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:45:08,767 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:08,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:08,770 INFO L82 PathProgramCache]: Analyzing trace with hash -727692587, now seen corresponding path program 1 times [2020-07-07 10:45:08,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:08,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309012943] [2020-07-07 10:45:08,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,110 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:09,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309012943] [2020-07-07 10:45:09,216 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:09,216 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:45:09,216 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374366758] [2020-07-07 10:45:09,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:45:09,217 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:09,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:45:09,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:45:09,218 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 8 states. [2020-07-07 10:45:09,616 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:09,919 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:10,158 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:10,412 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:11,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:11,086 INFO L93 Difference]: Finished difference Result 150 states and 185 transitions. [2020-07-07 10:45:11,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:45:11,087 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-07 10:45:11,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:11,090 INFO L225 Difference]: With dead ends: 150 [2020-07-07 10:45:11,090 INFO L226 Difference]: Without dead ends: 98 [2020-07-07 10:45:11,091 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:45:11,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-07-07 10:45:11,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-07-07 10:45:11,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-07-07 10:45:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions. [2020-07-07 10:45:11,116 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52 [2020-07-07 10:45:11,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:11,116 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 85 transitions. [2020-07-07 10:45:11,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:45:11,117 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2020-07-07 10:45:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-07 10:45:11,118 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:11,118 INFO L422 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] [2020-07-07 10:45:11,119 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:45:11,119 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:11,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:11,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1037705015, now seen corresponding path program 1 times [2020-07-07 10:45:11,120 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:11,120 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969452055] [2020-07-07 10:45:11,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,455 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:11,571 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969452055] [2020-07-07 10:45:11,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:11,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-07 10:45:11,572 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503954462] [2020-07-07 10:45:11,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-07 10:45:11,573 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:11,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-07 10:45:11,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-07 10:45:11,574 INFO L87 Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 11 states. [2020-07-07 10:45:11,971 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:12,297 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:12,539 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:12,764 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:13,253 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:13,768 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:14,023 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:14,286 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:14,509 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:45:14,729 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:14,979 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:15,256 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:15,487 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:15,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:15,934 INFO L93 Difference]: Finished difference Result 234 states and 296 transitions. [2020-07-07 10:45:15,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-07 10:45:15,936 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 55 [2020-07-07 10:45:15,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:15,939 INFO L225 Difference]: With dead ends: 234 [2020-07-07 10:45:15,940 INFO L226 Difference]: Without dead ends: 182 [2020-07-07 10:45:15,941 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=111, Invalid=441, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:45:15,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2020-07-07 10:45:15,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 165. [2020-07-07 10:45:15,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-07-07 10:45:15,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 193 transitions. [2020-07-07 10:45:15,990 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 193 transitions. Word has length 55 [2020-07-07 10:45:15,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:15,990 INFO L479 AbstractCegarLoop]: Abstraction has 165 states and 193 transitions. [2020-07-07 10:45:15,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-07 10:45:15,991 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 193 transitions. [2020-07-07 10:45:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-07 10:45:15,992 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:15,993 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:15,993 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:45:15,993 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:15,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:15,994 INFO L82 PathProgramCache]: Analyzing trace with hash -1822718639, now seen corresponding path program 1 times [2020-07-07 10:45:15,994 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:15,994 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859862032] [2020-07-07 10:45:15,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,253 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:16,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859862032] [2020-07-07 10:45:16,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:16,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 10:45:16,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447692234] [2020-07-07 10:45:16,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 10:45:16,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:16,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 10:45:16,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:45:16,355 INFO L87 Difference]: Start difference. First operand 165 states and 193 transitions. Second operand 5 states. [2020-07-07 10:45:16,685 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:17,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:17,140 INFO L93 Difference]: Finished difference Result 263 states and 318 transitions. [2020-07-07 10:45:17,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-07 10:45:17,140 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-07-07 10:45:17,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:17,143 INFO L225 Difference]: With dead ends: 263 [2020-07-07 10:45:17,143 INFO L226 Difference]: Without dead ends: 161 [2020-07-07 10:45:17,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:45:17,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-07-07 10:45:17,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 148. [2020-07-07 10:45:17,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-07-07 10:45:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 165 transitions. [2020-07-07 10:45:17,180 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 165 transitions. Word has length 59 [2020-07-07 10:45:17,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:17,181 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 165 transitions. [2020-07-07 10:45:17,181 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 10:45:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2020-07-07 10:45:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-07-07 10:45:17,183 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:17,183 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:17,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:45:17,184 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:17,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:17,184 INFO L82 PathProgramCache]: Analyzing trace with hash 337274058, now seen corresponding path program 1 times [2020-07-07 10:45:17,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:17,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184080874] [2020-07-07 10:45:17,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,449 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,590 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-07 10:45:17,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184080874] [2020-07-07 10:45:17,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738687530] [2020-07-07 10:45:17,591 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:45:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:17,801 INFO L264 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-07 10:45:17,822 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:45:17,898 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 10:45:17,899 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:45:17,900 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2020-07-07 10:45:17,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465365390] [2020-07-07 10:45:17,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 10:45:17,901 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:17,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 10:45:17,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:45:17,903 INFO L87 Difference]: Start difference. First operand 148 states and 165 transitions. Second operand 10 states. [2020-07-07 10:45:18,631 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-07 10:45:19,175 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:19,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:19,665 INFO L93 Difference]: Finished difference Result 200 states and 232 transitions. [2020-07-07 10:45:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 10:45:19,666 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 90 [2020-07-07 10:45:19,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:19,667 INFO L225 Difference]: With dead ends: 200 [2020-07-07 10:45:19,667 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:45:19,669 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 117 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-07 10:45:19,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:45:19,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:45:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:45:19,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:45:19,669 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2020-07-07 10:45:19,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:19,670 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:45:19,670 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 10:45:19,670 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:45:19,670 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:45:19,871 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-07 10:45:19,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:45:22,005 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-07-07 10:45:22,357 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-07-07 10:45:22,827 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-07-07 10:45:22,960 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:23,355 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-07-07 10:45:23,821 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2020-07-07 10:45:24,270 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2020-07-07 10:45:24,613 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-07-07 10:45:25,225 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-07-07 10:45:25,414 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:25,958 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-07-07 10:45:26,108 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:26,456 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-07-07 10:45:27,082 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 20 [2020-07-07 10:45:27,220 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:27,569 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-07-07 10:45:28,390 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-07-07 10:45:28,591 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:29,011 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-07-07 10:45:29,016 INFO L268 CegarLoopResult]: For program point L472(lines 472 476) no Hoare annotation was computed. [2020-07-07 10:45:29,016 INFO L268 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-07-07 10:45:29,016 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-07 10:45:29,016 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 441 496) no Hoare annotation was computed. [2020-07-07 10:45:29,016 INFO L268 CegarLoopResult]: For program point L466-2(lines 466 487) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point L488(lines 465 489) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 441 496) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 441 496) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point L542-1(line 542) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 497 556) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-07-07 10:45:29,017 INFO L268 CegarLoopResult]: For program point L529-1(lines 529 533) no Hoare annotation was computed. [2020-07-07 10:45:29,018 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 497 556) no Hoare annotation was computed. [2020-07-07 10:45:29,018 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-07 10:45:29,018 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 497 556) no Hoare annotation was computed. [2020-07-07 10:45:29,018 INFO L268 CegarLoopResult]: For program point L523-2(lines 523 548) no Hoare annotation was computed. [2020-07-07 10:45:29,018 INFO L268 CegarLoopResult]: For program point L549(lines 522 550) no Hoare annotation was computed. [2020-07-07 10:45:29,018 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-07-07 10:45:29,018 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-07-07 10:45:29,019 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-07-07 10:45:29,019 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-07-07 10:45:29,019 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-07-07 10:45:29,019 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 363 387) the Hoare annotation is: true [2020-07-07 10:45:29,019 INFO L264 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0 .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:29,019 INFO L268 CegarLoopResult]: For program point L375(lines 375 381) no Hoare annotation was computed. [2020-07-07 10:45:29,020 INFO L264 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0 .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:29,020 INFO L268 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-07-07 10:45:29,020 INFO L268 CegarLoopResult]: For program point L371(lines 371 384) no Hoare annotation was computed. [2020-07-07 10:45:29,020 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 363 387) no Hoare annotation was computed. [2020-07-07 10:45:29,020 INFO L268 CegarLoopResult]: For program point L371-1(lines 363 387) no Hoare annotation was computed. [2020-07-07 10:45:29,020 INFO L271 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: true [2020-07-07 10:45:29,020 INFO L268 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-07-07 10:45:29,021 INFO L264 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,021 INFO L264 CegarLoopResult]: At program point L833-1(line 833) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,021 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 827 849) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,021 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 827 849) no Hoare annotation was computed. [2020-07-07 10:45:29,021 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 827 849) no Hoare annotation was computed. [2020-07-07 10:45:29,021 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (or (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~5 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,021 INFO L264 CegarLoopResult]: At program point L839-1(line 839) the Hoare annotation is: (or (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~5 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,022 INFO L268 CegarLoopResult]: For program point L837(lines 837 844) no Hoare annotation was computed. [2020-07-07 10:45:29,022 INFO L268 CegarLoopResult]: For program point L837-1(lines 837 844) no Hoare annotation was computed. [2020-07-07 10:45:29,022 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-07-07 10:45:29,022 INFO L264 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,022 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-07-07 10:45:29,022 INFO L268 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-07-07 10:45:29,022 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 786 809) no Hoare annotation was computed. [2020-07-07 10:45:29,022 INFO L268 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 786 809) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 786 809) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-07-07 10:45:29,023 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-07-07 10:45:29,024 INFO L268 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-07-07 10:45:29,024 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-07-07 10:45:29,024 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-07-07 10:45:29,024 INFO L268 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-07-07 10:45:29,024 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 158 166) no Hoare annotation was computed. [2020-07-07 10:45:29,024 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 158 166) the Hoare annotation is: true [2020-07-07 10:45:29,024 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 158 166) no Hoare annotation was computed. [2020-07-07 10:45:29,024 INFO L268 CegarLoopResult]: For program point L186(lines 186 194) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point L186-2(lines 186 194) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 167 202) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point L174(lines 174 182) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 182) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 167 202) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point L197-1(line 197) no Hoare annotation was computed. [2020-07-07 10:45:29,025 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 167 202) no Hoare annotation was computed. [2020-07-07 10:45:29,026 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-07-07 10:45:29,026 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-07-07 10:45:29,026 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 395 440) no Hoare annotation was computed. [2020-07-07 10:45:29,026 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 395 440) no Hoare annotation was computed. [2020-07-07 10:45:29,026 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 395 440) no Hoare annotation was computed. [2020-07-07 10:45:29,026 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 708 753) no Hoare annotation was computed. [2020-07-07 10:45:29,026 INFO L268 CegarLoopResult]: For program point L728(lines 728 735) no Hoare annotation was computed. [2020-07-07 10:45:29,026 INFO L268 CegarLoopResult]: For program point L722(lines 722 742) no Hoare annotation was computed. [2020-07-07 10:45:29,027 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 742) no Hoare annotation was computed. [2020-07-07 10:45:29,027 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 708 753) no Hoare annotation was computed. [2020-07-07 10:45:29,027 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 708 753) no Hoare annotation was computed. [2020-07-07 10:45:29,027 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 817 826) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,027 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 817 826) no Hoare annotation was computed. [2020-07-07 10:45:29,027 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 817 826) no Hoare annotation was computed. [2020-07-07 10:45:29,027 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 147 157) no Hoare annotation was computed. [2020-07-07 10:45:29,027 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 147 157) no Hoare annotation was computed. [2020-07-07 10:45:29,028 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-07-07 10:45:29,028 INFO L268 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-07-07 10:45:29,028 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 147 157) no Hoare annotation was computed. [2020-07-07 10:45:29,028 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 139 146) no Hoare annotation was computed. [2020-07-07 10:45:29,028 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 139 146) no Hoare annotation was computed. [2020-07-07 10:45:29,028 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 139 146) no Hoare annotation was computed. [2020-07-07 10:45:29,028 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 124 130) no Hoare annotation was computed. [2020-07-07 10:45:29,029 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 124 130) the Hoare annotation is: true [2020-07-07 10:45:29,029 INFO L264 CegarLoopResult]: At program point testENTRY(lines 215 280) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,029 INFO L268 CegarLoopResult]: For program point testFINAL(lines 215 280) no Hoare annotation was computed. [2020-07-07 10:45:29,029 INFO L264 CegarLoopResult]: At program point L273(lines 224 274) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:29,029 INFO L268 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-07-07 10:45:29,029 INFO L264 CegarLoopResult]: At program point L263-2(lines 255 268) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:29,029 INFO L268 CegarLoopResult]: For program point L226(lines 225 272) no Hoare annotation was computed. [2020-07-07 10:45:29,030 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:29,030 INFO L268 CegarLoopResult]: For program point L255(lines 255 268) no Hoare annotation was computed. [2020-07-07 10:45:29,030 INFO L264 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:29,030 INFO L268 CegarLoopResult]: For program point L245(lines 245 251) no Hoare annotation was computed. [2020-07-07 10:45:29,030 INFO L268 CegarLoopResult]: For program point L245-1(lines 245 251) no Hoare annotation was computed. [2020-07-07 10:45:29,030 INFO L264 CegarLoopResult]: At program point L270(lines 225 272) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:29,030 INFO L264 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 0 ~pumpRunning~0)) (not (= 1 |old(~waterLevel~0)|)))) [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point L235-1(lines 235 241) no Hoare annotation was computed. [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point testEXIT(lines 215 280) no Hoare annotation was computed. [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 662 707) no Hoare annotation was computed. [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 662 707) no Hoare annotation was computed. [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 662 707) no Hoare annotation was computed. [2020-07-07 10:45:29,031 INFO L268 CegarLoopResult]: For program point L682(lines 682 689) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point L676(lines 676 696) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point L676-1(lines 676 696) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 330 352) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 330 352) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 330 352) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point L338(lines 338 346) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-07-07 10:45:29,032 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point L609(lines 608 628) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point L640-1(line 640) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 559 661) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point L605(lines 605 646) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point L624-1(line 624) no Hoare annotation was computed. [2020-07-07 10:45:29,033 INFO L268 CegarLoopResult]: For program point L583(lines 583 587) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point L647(lines 647 658) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 559 661) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point L608-2(lines 608 628) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point L629(lines 607 630) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 559 661) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point L588(lines 588 604) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point L648(lines 648 655) no Hoare annotation was computed. [2020-07-07 10:45:29,034 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:29,035 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-07 10:45:29,035 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:29,035 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 131 138) no Hoare annotation was computed. [2020-07-07 10:45:29,035 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 131 138) no Hoare annotation was computed. [2020-07-07 10:45:29,035 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 131 138) no Hoare annotation was computed. [2020-07-07 10:45:29,035 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 353 361) the Hoare annotation is: true [2020-07-07 10:45:29,036 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 353 361) no Hoare annotation was computed. [2020-07-07 10:45:29,036 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 353 361) no Hoare annotation was computed. [2020-07-07 10:45:29,036 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 309 320) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2))) [2020-07-07 10:45:29,036 INFO L268 CegarLoopResult]: For program point L313-1(lines 309 320) no Hoare annotation was computed. [2020-07-07 10:45:29,036 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 309 320) no Hoare annotation was computed. [2020-07-07 10:45:29,036 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:29,036 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:45:29,037 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:29,037 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 321 329) no Hoare annotation was computed. [2020-07-07 10:45:29,037 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 321 329) no Hoare annotation was computed. [2020-07-07 10:45:29,037 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 321 329) no Hoare annotation was computed. [2020-07-07 10:45:29,037 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:29,037 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 100 123) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:29,038 INFO L264 CegarLoopResult]: At program point L111(lines 111 117) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:29,038 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 100 123) no Hoare annotation was computed. [2020-07-07 10:45:29,038 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-07-07 10:45:29,038 INFO L268 CegarLoopResult]: For program point L104(lines 103 122) no Hoare annotation was computed. [2020-07-07 10:45:29,038 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 100 123) no Hoare annotation was computed. [2020-07-07 10:45:29,038 INFO L271 CegarLoopResult]: At program point L770-1(lines 770 774) the Hoare annotation is: true [2020-07-07 10:45:29,038 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 756 785) no Hoare annotation was computed. [2020-07-07 10:45:29,038 INFO L268 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-07-07 10:45:29,039 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 756 785) the Hoare annotation is: true [2020-07-07 10:45:29,039 INFO L271 CegarLoopResult]: At program point L766-2(lines 766 780) the Hoare annotation is: true [2020-07-07 10:45:29,039 INFO L271 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: true [2020-07-07 10:45:29,039 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-07-07 10:45:29,039 INFO L271 CegarLoopResult]: At program point L781(lines 756 785) the Hoare annotation is: true [2020-07-07 10:45:29,039 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-07-07 10:45:29,039 INFO L268 CegarLoopResult]: For program point L770(lines 770 774) no Hoare annotation was computed. [2020-07-07 10:45:29,039 INFO L268 CegarLoopResult]: For program point L289-1(lines 285 296) no Hoare annotation was computed. [2020-07-07 10:45:29,040 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 285 296) the Hoare annotation is: true [2020-07-07 10:45:29,040 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 285 296) no Hoare annotation was computed. [2020-07-07 10:45:29,040 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 810 816) no Hoare annotation was computed. [2020-07-07 10:45:29,040 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 810 816) the Hoare annotation is: true [2020-07-07 10:45:29,040 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:29,040 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:45:29,040 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:45:29,040 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:29,041 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 203 210) no Hoare annotation was computed. [2020-07-07 10:45:29,041 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 203 210) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= 1 |old(~systemActive~0)|))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= 1 ~waterLevel~0)) .cse1 .cse2) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2020-07-07 10:45:29,041 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 203 210) no Hoare annotation was computed. [2020-07-07 10:45:29,041 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 297 308) no Hoare annotation was computed. [2020-07-07 10:45:29,041 INFO L268 CegarLoopResult]: For program point L301-1(lines 297 308) no Hoare annotation was computed. [2020-07-07 10:45:29,041 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 297 308) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:29,041 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:45:29,042 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-07 10:45:29,042 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-07 10:45:29,042 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-07 10:45:29,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:45:29 BoogieIcfgContainer [2020-07-07 10:45:29,058 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:45:29,060 INFO L168 Benchmark]: Toolchain (without parser) took 25338.04 ms. Allocated memory was 147.3 MB in the beginning and 542.1 MB in the end (delta: 394.8 MB). Free memory was 105.1 MB in the beginning and 310.4 MB in the end (delta: -205.3 MB). Peak memory consumption was 413.3 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:29,061 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 147.3 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:45:29,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.00 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 104.9 MB in the beginning and 174.6 MB in the end (delta: -69.7 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:29,062 INFO L168 Benchmark]: Boogie Preprocessor took 99.87 ms. Allocated memory is still 203.9 MB. Free memory was 174.6 MB in the beginning and 170.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:29,063 INFO L168 Benchmark]: RCFGBuilder took 1123.60 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 170.5 MB in the beginning and 200.0 MB in the end (delta: -29.5 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:29,064 INFO L168 Benchmark]: TraceAbstraction took 23511.55 ms. Allocated memory was 234.4 MB in the beginning and 542.1 MB in the end (delta: 307.8 MB). Free memory was 200.0 MB in the beginning and 310.4 MB in the end (delta: -110.5 MB). Peak memory consumption was 421.2 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:29,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 147.3 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 598.00 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 104.9 MB in the beginning and 174.6 MB in the end (delta: -69.7 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.87 ms. Allocated memory is still 203.9 MB. Free memory was 174.6 MB in the beginning and 170.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1123.60 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 170.5 MB in the beginning and 200.0 MB in the end (delta: -29.5 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23511.55 ms. Allocated memory was 234.4 MB in the beginning and 542.1 MB in the end (delta: 307.8 MB). Free memory was 200.0 MB in the beginning and 310.4 MB in the end (delta: -110.5 MB). Peak memory consumption was 421.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: (((((0 == splverifierCounter && 1 == waterLevel) && 1 == systemActive) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 1 == systemActive)) || !(0 == pumpRunning)) || !(1 == \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.2s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 10.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 434 SDtfs, 738 SDslu, 333 SDs, 0 SdLazy, 1597 SolverSat, 486 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 257 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 103 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 199 PreInvPairs, 222 NumberOfFragments, 858 HoareAnnotationTreeSize, 199 FomulaSimplifications, 34006 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 42 FomulaSimplificationsInter, 9020 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 439 NumberOfCodeBlocks, 439 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 121005 SizeOfPredicates, 3 NumberOfNonLiveVariables, 730 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 45/54 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...