/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_spec1_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:53:47,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:53:47,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:53:47,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:53:47,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:53:47,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:53:47,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:53:47,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:53:47,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:53:47,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:53:47,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:53:47,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:53:47,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:53:47,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:53:47,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:53:47,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:53:47,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:53:47,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:53:47,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:53:47,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:53:47,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:53:47,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:53:47,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:53:47,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:53:47,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:53:47,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:53:47,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:53:47,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:53:47,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:53:47,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:53:47,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:53:47,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:53:47,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:53:47,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:53:47,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:53:47,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:53:47,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:53:47,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:53:47,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:53:47,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:53:47,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:53:47,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:53:47,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:53:47,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:53:47,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:53:47,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:53:47,423 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:53:47,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:53:47,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:53:47,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:53:47,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:53:47,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:53:47,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:53:47,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:53:47,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:53:47,425 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:53:47,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:53:47,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:53:47,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:53:47,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:53:47,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:53:47,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:53:47,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:53:47,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:53:47,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:53:47,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:53:47,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:53:47,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:53:47,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:53:47,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:53:47,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:53:47,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:53:47,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:53:47,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:53:47,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:53:47,722 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:53:47,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-11-06 21:53:47,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c49a5f250/7ee5df6542444a3f8b444dd2fce03a8a/FLAGd95b9a781 [2019-11-06 21:53:48,211 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:53:48,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-11-06 21:53:48,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c49a5f250/7ee5df6542444a3f8b444dd2fce03a8a/FLAGd95b9a781 [2019-11-06 21:53:48,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c49a5f250/7ee5df6542444a3f8b444dd2fce03a8a [2019-11-06 21:53:48,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:53:48,616 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:53:48,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:53:48,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:53:48,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:53:48,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:53:48" (1/1) ... [2019-11-06 21:53:48,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28dc1c60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:48, skipping insertion in model container [2019-11-06 21:53:48,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:53:48" (1/1) ... [2019-11-06 21:53:48,639 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:53:48,682 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:53:49,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:53:49,143 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:53:49,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:53:49,294 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:53:49,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49 WrapperNode [2019-11-06 21:53:49,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:53:49,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:53:49,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:53:49,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:53:49,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... [2019-11-06 21:53:49,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:53:49,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:53:49,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:53:49,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:53:49,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:53:49,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:53:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:53:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:53:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:53:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:53:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:53:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:53:49,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:53:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:53:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-06 21:53:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-06 21:53:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-06 21:53:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-06 21:53:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-06 21:53:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-06 21:53:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:53:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:53:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:53:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:53:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:53:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-06 21:53:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-06 21:53:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:53:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-06 21:53:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:53:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-06 21:53:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:53:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-06 21:53:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-06 21:53:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:53:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:53:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:53:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:53:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:53:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:53:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:53:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:53:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:53:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:53:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:53:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:53:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:53:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:53:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:53:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:53:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:53:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:53:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:53:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:53:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-06 21:53:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-06 21:53:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-06 21:53:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-06 21:53:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-06 21:53:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-06 21:53:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:53:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:53:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:53:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:53:49,478 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:53:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-06 21:53:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-06 21:53:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-06 21:53:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-06 21:53:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:53:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:53:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-06 21:53:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:53:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-06 21:53:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-06 21:53:49,481 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-06 21:53:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-06 21:53:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-06 21:53:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-06 21:53:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-06 21:53:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-06 21:53:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:53:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:53:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:53:50,559 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:53:50,559 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-06 21:53:50,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:53:50 BoogieIcfgContainer [2019-11-06 21:53:50,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:53:50,562 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:53:50,562 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:53:50,565 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:53:50,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:53:48" (1/3) ... [2019-11-06 21:53:50,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342f1830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:53:50, skipping insertion in model container [2019-11-06 21:53:50,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:53:49" (2/3) ... [2019-11-06 21:53:50,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342f1830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:53:50, skipping insertion in model container [2019-11-06 21:53:50,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:53:50" (3/3) ... [2019-11-06 21:53:50,569 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product13.cil.c [2019-11-06 21:53:50,579 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:53:50,589 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:53:50,601 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:53:50,640 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:53:50,640 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:53:50,640 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:53:50,641 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:53:50,641 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:53:50,642 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:53:50,642 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:53:50,642 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:53:50,672 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2019-11-06 21:53:50,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-06 21:53:50,689 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:50,690 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:50,691 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:50,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:50,697 INFO L82 PathProgramCache]: Analyzing trace with hash -655314602, now seen corresponding path program 1 times [2019-11-06 21:53:50,705 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:50,706 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57939434] [2019-11-06 21:53:50,706 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,367 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:51,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:51,431 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57939434] [2019-11-06 21:53:51,432 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:51,432 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 21:53:51,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448649048] [2019-11-06 21:53:51,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 21:53:51,439 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:51,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 21:53:51,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 21:53:51,457 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 3 states. [2019-11-06 21:53:52,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:53:52,475 INFO L93 Difference]: Finished difference Result 237 states and 317 transitions. [2019-11-06 21:53:52,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 21:53:52,477 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-11-06 21:53:52,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:53:52,509 INFO L225 Difference]: With dead ends: 237 [2019-11-06 21:53:52,509 INFO L226 Difference]: Without dead ends: 129 [2019-11-06 21:53:52,516 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 21:53:52,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-11-06 21:53:52,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2019-11-06 21:53:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-11-06 21:53:52,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 116 transitions. [2019-11-06 21:53:52,591 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 116 transitions. Word has length 46 [2019-11-06 21:53:52,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:53:52,592 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 116 transitions. [2019-11-06 21:53:52,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 21:53:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2019-11-06 21:53:52,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-06 21:53:52,595 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:52,596 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:52,596 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:52,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:52,596 INFO L82 PathProgramCache]: Analyzing trace with hash 680244835, now seen corresponding path program 1 times [2019-11-06 21:53:52,597 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:52,597 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609262654] [2019-11-06 21:53:52,597 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,964 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:53,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:53,002 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609262654] [2019-11-06 21:53:53,002 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:53,002 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 21:53:53,003 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658309671] [2019-11-06 21:53:53,004 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 21:53:53,005 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:53,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 21:53:53,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 21:53:53,005 INFO L87 Difference]: Start difference. First operand 99 states and 116 transitions. Second operand 4 states. [2019-11-06 21:53:53,522 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 21:53:54,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:53:54,119 INFO L93 Difference]: Finished difference Result 170 states and 208 transitions. [2019-11-06 21:53:54,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 21:53:54,120 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-11-06 21:53:54,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:53:54,122 INFO L225 Difference]: With dead ends: 170 [2019-11-06 21:53:54,123 INFO L226 Difference]: Without dead ends: 113 [2019-11-06 21:53:54,124 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 21:53:54,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-11-06 21:53:54,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 90. [2019-11-06 21:53:54,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-11-06 21:53:54,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2019-11-06 21:53:54,153 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 47 [2019-11-06 21:53:54,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:53:54,154 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2019-11-06 21:53:54,154 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 21:53:54,154 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2019-11-06 21:53:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-06 21:53:54,156 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:54,156 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:54,156 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:54,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:54,157 INFO L82 PathProgramCache]: Analyzing trace with hash -361884353, now seen corresponding path program 1 times [2019-11-06 21:53:54,157 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:54,157 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039770044] [2019-11-06 21:53:54,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,516 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:54,562 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039770044] [2019-11-06 21:53:54,562 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:54,563 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 21:53:54,563 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069519375] [2019-11-06 21:53:54,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 21:53:54,564 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:54,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 21:53:54,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 21:53:54,564 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states. [2019-11-06 21:53:54,906 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:53:55,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:53:55,587 INFO L93 Difference]: Finished difference Result 179 states and 222 transitions. [2019-11-06 21:53:55,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 21:53:55,588 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2019-11-06 21:53:55,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:53:55,590 INFO L225 Difference]: With dead ends: 179 [2019-11-06 21:53:55,591 INFO L226 Difference]: Without dead ends: 113 [2019-11-06 21:53:55,592 INFO L630 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 [2019-11-06 21:53:55,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-11-06 21:53:55,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 90. [2019-11-06 21:53:55,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-11-06 21:53:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 103 transitions. [2019-11-06 21:53:55,620 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 103 transitions. Word has length 51 [2019-11-06 21:53:55,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:53:55,621 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 103 transitions. [2019-11-06 21:53:55,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 21:53:55,621 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2019-11-06 21:53:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-06 21:53:55,623 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:55,623 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:53:55,624 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:55,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:55,624 INFO L82 PathProgramCache]: Analyzing trace with hash -670224991, now seen corresponding path program 1 times [2019-11-06 21:53:55,624 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:55,625 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641127797] [2019-11-06 21:53:55,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:55,986 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:53:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:53:56,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:53:56,095 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641127797] [2019-11-06 21:53:56,095 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:53:56,095 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 21:53:56,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125834089] [2019-11-06 21:53:56,100 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 21:53:56,100 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:53:56,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 21:53:56,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-06 21:53:56,101 INFO L87 Difference]: Start difference. First operand 90 states and 103 transitions. Second operand 8 states. [2019-11-06 21:53:56,650 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:53:57,611 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:53:57,962 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:53:58,599 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:53:58,862 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:53:59,237 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 21:53:59,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:53:59,673 INFO L93 Difference]: Finished difference Result 279 states and 369 transitions. [2019-11-06 21:53:59,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 21:53:59,675 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2019-11-06 21:53:59,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:53:59,680 INFO L225 Difference]: With dead ends: 279 [2019-11-06 21:53:59,680 INFO L226 Difference]: Without dead ends: 213 [2019-11-06 21:53:59,681 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-11-06 21:53:59,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2019-11-06 21:53:59,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 147. [2019-11-06 21:53:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-11-06 21:53:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2019-11-06 21:53:59,725 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 59 [2019-11-06 21:53:59,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:53:59,726 INFO L462 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2019-11-06 21:53:59,726 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-06 21:53:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2019-11-06 21:53:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-06 21:53:59,728 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:53:59,728 INFO L410 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, 1, 1, 1, 1] [2019-11-06 21:53:59,728 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:53:59,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:53:59,729 INFO L82 PathProgramCache]: Analyzing trace with hash 38376037, now seen corresponding path program 1 times [2019-11-06 21:53:59,729 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:53:59,729 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542919532] [2019-11-06 21:53:59,729 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:53:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,010 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:54:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:54:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:54:00,101 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542919532] [2019-11-06 21:54:00,101 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:54:00,101 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-06 21:54:00,102 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953781225] [2019-11-06 21:54:00,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 21:54:00,102 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:54:00,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 21:54:00,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-11-06 21:54:00,103 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 9 states. [2019-11-06 21:54:00,599 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 21:54:01,480 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:01,755 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:02,025 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 21:54:02,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:54:02,168 INFO L93 Difference]: Finished difference Result 263 states and 328 transitions. [2019-11-06 21:54:02,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-06 21:54:02,169 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-11-06 21:54:02,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:54:02,170 INFO L225 Difference]: With dead ends: 263 [2019-11-06 21:54:02,170 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 21:54:02,172 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-06 21:54:02,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 21:54:02,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 21:54:02,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 21:54:02,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 21:54:02,173 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-11-06 21:54:02,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:54:02,173 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 21:54:02,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 21:54:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 21:54:02,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 21:54:02,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 21:54:03,706 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2019-11-06 21:54:03,889 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:04,050 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:04,403 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2019-11-06 21:54:04,734 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2019-11-06 21:54:04,892 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:05,055 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:05,251 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-11-06 21:54:05,580 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2019-11-06 21:54:05,739 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:05,886 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:06,044 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:06,358 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 21:54:06,517 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-11-06 21:54:06,834 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2019-11-06 21:54:07,163 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2019-11-06 21:54:07,342 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-11-06 21:54:07,542 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-11-06 21:54:07,868 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2019-11-06 21:54:08,047 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-11-06 21:54:08,077 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-06 21:54:08,077 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-11-06 21:54:08,077 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-06 21:54:08,077 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-11-06 21:54:08,077 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-11-06 21:54:08,077 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-11-06 21:54:08,077 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-11-06 21:54:08,078 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-11-06 21:54:08,079 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-11-06 21:54:08,079 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-11-06 21:54:08,079 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 522 528) the Hoare annotation is: true [2019-11-06 21:54:08,079 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 522 528) no Hoare annotation was computed. [2019-11-06 21:54:08,079 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 529 537) no Hoare annotation was computed. [2019-11-06 21:54:08,079 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 529 537) the Hoare annotation is: true [2019-11-06 21:54:08,080 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 529 537) no Hoare annotation was computed. [2019-11-06 21:54:08,080 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 614 636) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,080 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 614 636) no Hoare annotation was computed. [2019-11-06 21:54:08,080 INFO L439 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,080 INFO L439 ceAbstractionStarter]: At program point L626-1(line 626) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,081 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 631) no Hoare annotation was computed. [2019-11-06 21:54:08,081 INFO L443 ceAbstractionStarter]: For program point L624-1(lines 624 631) no Hoare annotation was computed. [2019-11-06 21:54:08,081 INFO L443 ceAbstractionStarter]: For program point L622(line 622) no Hoare annotation was computed. [2019-11-06 21:54:08,081 INFO L439 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,081 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 614 636) no Hoare annotation was computed. [2019-11-06 21:54:08,081 INFO L439 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,081 INFO L439 ceAbstractionStarter]: At program point L620-1(line 620) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,082 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-06 21:54:08,082 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 572 595) no Hoare annotation was computed. [2019-11-06 21:54:08,082 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 572 595) no Hoare annotation was computed. [2019-11-06 21:54:08,082 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 572 595) no Hoare annotation was computed. [2019-11-06 21:54:08,082 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-11-06 21:54:08,082 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-06 21:54:08,082 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L582(line 582) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L581(line 581) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-06 21:54:08,083 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-11-06 21:54:08,084 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-11-06 21:54:08,084 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 759 765) no Hoare annotation was computed. [2019-11-06 21:54:08,084 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 759 765) the Hoare annotation is: true [2019-11-06 21:54:08,084 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 792 799) no Hoare annotation was computed. [2019-11-06 21:54:08,084 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 792 799) no Hoare annotation was computed. [2019-11-06 21:54:08,084 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 792 799) no Hoare annotation was computed. [2019-11-06 21:54:08,084 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 836 844) no Hoare annotation was computed. [2019-11-06 21:54:08,084 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 836 844) the Hoare annotation is: true [2019-11-06 21:54:08,084 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 836 844) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point L864(lines 864 872) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point L864-2(lines 864 872) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 860) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point L852-2(lines 852 860) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 845 880) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point L875-1(line 875) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 845 880) no Hoare annotation was computed. [2019-11-06 21:54:08,085 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 845 880) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 515 521) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 515 521) the Hoare annotation is: true [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-11-06 21:54:08,086 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-11-06 21:54:08,087 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-11-06 21:54:08,087 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-11-06 21:54:08,087 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 604 613) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,087 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 604 613) no Hoare annotation was computed. [2019-11-06 21:54:08,087 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 604 613) no Hoare annotation was computed. [2019-11-06 21:54:08,087 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 825 835) the Hoare annotation is: true [2019-11-06 21:54:08,087 INFO L446 ceAbstractionStarter]: At program point L830(line 830) the Hoare annotation is: true [2019-11-06 21:54:08,087 INFO L443 ceAbstractionStarter]: For program point L830-1(line 830) no Hoare annotation was computed. [2019-11-06 21:54:08,088 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 825 835) no Hoare annotation was computed. [2019-11-06 21:54:08,088 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 825 835) no Hoare annotation was computed. [2019-11-06 21:54:08,088 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 817 824) the Hoare annotation is: true [2019-11-06 21:54:08,088 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 817 824) no Hoare annotation was computed. [2019-11-06 21:54:08,088 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 817 824) no Hoare annotation was computed. [2019-11-06 21:54:08,088 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 767 791) no Hoare annotation was computed. [2019-11-06 21:54:08,088 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 767 791) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,088 INFO L439 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,089 INFO L443 ceAbstractionStarter]: For program point L786-1(lines 767 791) no Hoare annotation was computed. [2019-11-06 21:54:08,089 INFO L439 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,089 INFO L439 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,089 INFO L443 ceAbstractionStarter]: For program point L775(lines 775 783) no Hoare annotation was computed. [2019-11-06 21:54:08,089 INFO L439 ceAbstractionStarter]: At program point L773(line 773) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,089 INFO L443 ceAbstractionStarter]: For program point L773-1(line 773) no Hoare annotation was computed. [2019-11-06 21:54:08,089 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 788) no Hoare annotation was computed. [2019-11-06 21:54:08,089 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 665 728) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,090 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 665 728) no Hoare annotation was computed. [2019-11-06 21:54:08,090 INFO L439 ceAbstractionStarter]: At program point L721(lines 674 722) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,090 INFO L443 ceAbstractionStarter]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-11-06 21:54:08,090 INFO L439 ceAbstractionStarter]: At program point L711-2(lines 705 716) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,090 INFO L443 ceAbstractionStarter]: For program point L676(lines 675 720) no Hoare annotation was computed. [2019-11-06 21:54:08,090 INFO L443 ceAbstractionStarter]: For program point L705(lines 705 716) no Hoare annotation was computed. [2019-11-06 21:54:08,090 INFO L439 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,090 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 701) no Hoare annotation was computed. [2019-11-06 21:54:08,091 INFO L443 ceAbstractionStarter]: For program point L695-1(lines 695 701) no Hoare annotation was computed. [2019-11-06 21:54:08,091 INFO L439 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,091 INFO L439 ceAbstractionStarter]: At program point L718(lines 675 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,091 INFO L443 ceAbstractionStarter]: For program point L685(lines 685 691) no Hoare annotation was computed. [2019-11-06 21:54:08,091 INFO L443 ceAbstractionStarter]: For program point L685-1(lines 685 691) no Hoare annotation was computed. [2019-11-06 21:54:08,091 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 681) no Hoare annotation was computed. [2019-11-06 21:54:08,091 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 665 728) no Hoare annotation was computed. [2019-11-06 21:54:08,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-11-06 21:54:08,091 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point L467-2(lines 467 475) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 459 481) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 459 481) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 459 481) no Hoare annotation was computed. [2019-11-06 21:54:08,092 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 475) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-11-06 21:54:08,093 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-11-06 21:54:08,094 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 505 514) no Hoare annotation was computed. [2019-11-06 21:54:08,095 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 505 514) no Hoare annotation was computed. [2019-11-06 21:54:08,095 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 505 514) no Hoare annotation was computed. [2019-11-06 21:54:08,095 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:54:08,095 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2019-11-06 21:54:08,095 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:54:08,095 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 800 816) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point L811-1(lines 800 816) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 800 816) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 813) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point L805-1(line 805) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 482 490) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 482 490) no Hoare annotation was computed. [2019-11-06 21:54:08,096 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 482 490) no Hoare annotation was computed. [2019-11-06 21:54:08,097 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:54:08,097 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-06 21:54:08,097 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:54:08,097 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 438 449) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,097 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2019-11-06 21:54:08,097 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 438 449) no Hoare annotation was computed. [2019-11-06 21:54:08,097 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 450 458) the Hoare annotation is: true [2019-11-06 21:54:08,097 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 450 458) no Hoare annotation was computed. [2019-11-06 21:54:08,097 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 450 458) no Hoare annotation was computed. [2019-11-06 21:54:08,098 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 735 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,098 INFO L439 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,098 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 735 758) no Hoare annotation was computed. [2019-11-06 21:54:08,098 INFO L439 ceAbstractionStarter]: At program point L746(lines 746 752) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,098 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 735 758) no Hoare annotation was computed. [2019-11-06 21:54:08,098 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,098 INFO L443 ceAbstractionStarter]: For program point L739(lines 738 757) no Hoare annotation was computed. [2019-11-06 21:54:08,099 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 541 570) no Hoare annotation was computed. [2019-11-06 21:54:08,099 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 541 570) the Hoare annotation is: true [2019-11-06 21:54:08,099 INFO L446 ceAbstractionStarter]: At program point L566(lines 541 570) the Hoare annotation is: true [2019-11-06 21:54:08,099 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-06 21:54:08,099 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-11-06 21:54:08,099 INFO L446 ceAbstractionStarter]: At program point L555-1(lines 555 559) the Hoare annotation is: true [2019-11-06 21:54:08,099 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-11-06 21:54:08,099 INFO L446 ceAbstractionStarter]: At program point L551-2(lines 551 565) the Hoare annotation is: true [2019-11-06 21:54:08,099 INFO L446 ceAbstractionStarter]: At program point L547(line 547) the Hoare annotation is: true [2019-11-06 21:54:08,100 INFO L443 ceAbstractionStarter]: For program point L547-1(line 547) no Hoare annotation was computed. [2019-11-06 21:54:08,100 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 414 425) no Hoare annotation was computed. [2019-11-06 21:54:08,100 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 414 425) the Hoare annotation is: true [2019-11-06 21:54:08,100 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 414 425) no Hoare annotation was computed. [2019-11-06 21:54:08,100 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 596 602) no Hoare annotation was computed. [2019-11-06 21:54:08,100 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 596 602) the Hoare annotation is: true [2019-11-06 21:54:08,100 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:54:08,100 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-06 21:54:08,101 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 21:54:08,101 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:54:08,101 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 426 437) no Hoare annotation was computed. [2019-11-06 21:54:08,101 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2019-11-06 21:54:08,101 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 426 437) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,101 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-06 21:54:08,101 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 492 499) no Hoare annotation was computed. [2019-11-06 21:54:08,101 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 492 499) the Hoare annotation is: true [2019-11-06 21:54:08,101 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 492 499) no Hoare annotation was computed. [2019-11-06 21:54:08,102 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 639 663) the Hoare annotation is: true [2019-11-06 21:54:08,102 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 639 663) no Hoare annotation was computed. [2019-11-06 21:54:08,102 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,102 INFO L443 ceAbstractionStarter]: For program point L651(lines 651 657) no Hoare annotation was computed. [2019-11-06 21:54:08,102 INFO L439 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (not (<= 1 ~systemActive~0))) [2019-11-06 21:54:08,102 INFO L443 ceAbstractionStarter]: For program point L649-1(line 649) no Hoare annotation was computed. [2019-11-06 21:54:08,102 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 660) no Hoare annotation was computed. [2019-11-06 21:54:08,102 INFO L443 ceAbstractionStarter]: For program point L647-1(lines 639 663) no Hoare annotation was computed. [2019-11-06 21:54:08,103 INFO L446 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: true [2019-11-06 21:54:08,103 INFO L443 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2019-11-06 21:54:08,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:54:08 BoogieIcfgContainer [2019-11-06 21:54:08,120 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 21:54:08,122 INFO L168 Benchmark]: Toolchain (without parser) took 19505.66 ms. Allocated memory was 145.2 MB in the beginning and 509.1 MB in the end (delta: 363.9 MB). Free memory was 101.8 MB in the beginning and 410.0 MB in the end (delta: -308.1 MB). Peak memory consumption was 382.5 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:08,123 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-06 21:54:08,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.61 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.6 MB in the beginning and 172.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:08,125 INFO L168 Benchmark]: Boogie Preprocessor took 88.17 ms. Allocated memory is still 202.9 MB. Free memory was 172.6 MB in the beginning and 168.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:08,126 INFO L168 Benchmark]: RCFGBuilder took 1177.13 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 168.5 MB in the beginning and 202.9 MB in the end (delta: -34.4 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:08,128 INFO L168 Benchmark]: TraceAbstraction took 17558.33 ms. Allocated memory was 235.9 MB in the beginning and 509.1 MB in the end (delta: 273.2 MB). Free memory was 201.4 MB in the beginning and 410.0 MB in the end (delta: -208.5 MB). Peak memory consumption was 391.4 MB. Max. memory is 7.1 GB. [2019-11-06 21:54:08,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.61 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.6 MB in the beginning and 172.6 MB in the end (delta: -71.0 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.17 ms. Allocated memory is still 202.9 MB. Free memory was 172.6 MB in the beginning and 168.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1177.13 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 168.5 MB in the beginning and 202.9 MB in the end (delta: -34.4 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17558.33 ms. Allocated memory was 235.9 MB in the beginning and 509.1 MB in the end (delta: 273.2 MB). Free memory was 201.4 MB in the beginning and 410.0 MB in the end (delta: -208.5 MB). Peak memory consumption was 391.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: 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: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 211 locations, 1 error locations. Result: SAFE, OverallTime: 17.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 8.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.8s, HoareTripleCheckerStatistics: 405 SDtfs, 628 SDslu, 228 SDs, 0 SdLazy, 1146 SolverSat, 398 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 142 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 235 PreInvPairs, 261 NumberOfFragments, 645 HoareAnnotationTreeSize, 235 FomulaSimplifications, 33782 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 48 FomulaSimplificationsInter, 7142 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 73108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...