/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:27:08,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:27:08,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:27:08,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:27:08,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:27:08,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:27:08,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:27:08,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:27:08,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:27:08,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:27:08,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:27:08,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:27:08,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:27:08,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:27:08,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:27:08,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:27:08,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:27:08,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:27:08,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:27:08,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:27:08,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:27:08,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:27:08,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:27:08,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:27:08,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:27:08,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:27:08,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:27:08,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:27:08,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:27:08,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:27:08,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:27:08,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:27:08,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:27:08,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:27:08,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:27:08,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:27:08,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:27:08,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:27:08,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:27:08,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:27:08,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:27:08,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:27:08,533 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:27:08,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:27:08,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:27:08,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:27:08,534 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:27:08,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:27:08,535 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:27:08,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:27:08,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:27:08,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:27:08,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:27:08,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:27:08,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:27:08,536 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:27:08,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:27:08,536 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:27:08,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:27:08,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:27:08,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:27:08,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:27:08,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:27:08,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:27:08,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:27:08,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:27:08,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:27:08,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:27:08,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:27:08,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:27:08,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:27:08,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:27:08,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:27:08,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:27:08,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:27:08,822 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:27:08,823 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:27:08,824 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-07-17 21:27:08,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee498291c/c84b0d6752344d63a848d5b5bc91e5f7/FLAGed1921f1d [2020-07-17 21:27:09,406 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:27:09,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-07-17 21:27:09,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee498291c/c84b0d6752344d63a848d5b5bc91e5f7/FLAGed1921f1d [2020-07-17 21:27:09,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee498291c/c84b0d6752344d63a848d5b5bc91e5f7 [2020-07-17 21:27:09,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:27:09,741 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:27:09,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:27:09,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:27:09,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:27:09,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:27:09" (1/1) ... [2020-07-17 21:27:09,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d144c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:09, skipping insertion in model container [2020-07-17 21:27:09,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:27:09" (1/1) ... [2020-07-17 21:27:09,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:27:09,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:27:10,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:27:10,274 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:27:10,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:27:10,462 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:27:10,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10 WrapperNode [2020-07-17 21:27:10,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:27:10,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:27:10,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:27:10,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:27:10,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... [2020-07-17 21:27:10,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... [2020-07-17 21:27:10,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... [2020-07-17 21:27:10,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... [2020-07-17 21:27:10,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... [2020-07-17 21:27:10,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... [2020-07-17 21:27:10,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... [2020-07-17 21:27:10,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:27:10,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:27:10,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:27:10,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:27:10,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:27:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:27:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:27:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:27:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:27:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:27:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:27:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:27:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:27:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:27:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:27:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:27:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:27:10,637 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:27:10,637 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:27:10,637 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:27:10,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:27:10,637 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:27:10,637 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:27:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:27:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:27:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:27:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:27:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:27:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:27:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-17 21:27:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:27:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:27:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:27:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:27:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:27:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:27:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:27:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:27:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:27:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:27:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:27:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:27:10,641 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:27:10,642 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:27:10,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:27:10,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:27:10,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:27:10,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:27:10,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:27:10,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:27:10,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:27:10,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:27:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:27:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:27:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:27:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:27:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:27:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:27:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-17 21:27:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:27:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:27:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:27:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:27:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:27:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:27:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:27:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:27:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:27:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:27:12,293 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:27:12,294 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:27:12,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:27:12 BoogieIcfgContainer [2020-07-17 21:27:12,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:27:12,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:27:12,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:27:12,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:27:12,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:27:09" (1/3) ... [2020-07-17 21:27:12,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794c7ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:27:12, skipping insertion in model container [2020-07-17 21:27:12,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:27:10" (2/3) ... [2020-07-17 21:27:12,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794c7ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:27:12, skipping insertion in model container [2020-07-17 21:27:12,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:27:12" (3/3) ... [2020-07-17 21:27:12,317 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product08.cil.c [2020-07-17 21:27:12,329 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:27:12,342 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:27:12,357 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:27:12,391 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:27:12,392 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:27:12,392 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:27:12,393 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:27:12,393 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:27:12,393 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:27:12,394 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:27:12,394 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:27:12,429 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-07-17 21:27:12,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-17 21:27:12,446 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:27:12,447 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:27:12,448 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:27:12,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:27:12,458 INFO L82 PathProgramCache]: Analyzing trace with hash 232346821, now seen corresponding path program 1 times [2020-07-17 21:27:12,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:27:12,470 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204742191] [2020-07-17 21:27:12,471 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:27:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,270 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:27:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,374 INFO L280 TraceCheckUtils]: 0: Hoare triple {178#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {158#true} is VALID [2020-07-17 21:27:13,374 INFO L280 TraceCheckUtils]: 1: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,375 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {158#true} {158#true} #479#return; {158#true} is VALID [2020-07-17 21:27:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,381 INFO L280 TraceCheckUtils]: 0: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,382 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {158#true} {158#true} #397#return; {158#true} is VALID [2020-07-17 21:27:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,386 INFO L280 TraceCheckUtils]: 0: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,386 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {158#true} {158#true} #399#return; {158#true} is VALID [2020-07-17 21:27:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,391 INFO L280 TraceCheckUtils]: 0: Hoare triple {158#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {158#true} is VALID [2020-07-17 21:27:13,391 INFO L280 TraceCheckUtils]: 1: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,392 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {158#true} {158#true} #401#return; {158#true} is VALID [2020-07-17 21:27:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,396 INFO L280 TraceCheckUtils]: 0: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,396 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {158#true} {158#true} #403#return; {158#true} is VALID [2020-07-17 21:27:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,400 INFO L280 TraceCheckUtils]: 0: Hoare triple {158#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {158#true} is VALID [2020-07-17 21:27:13,401 INFO L280 TraceCheckUtils]: 1: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,401 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {158#true} {159#false} #391#return; {159#false} is VALID [2020-07-17 21:27:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:13,406 INFO L280 TraceCheckUtils]: 0: Hoare triple {158#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {158#true} is VALID [2020-07-17 21:27:13,406 INFO L280 TraceCheckUtils]: 1: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,407 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {158#true} {159#false} #393#return; {159#false} is VALID [2020-07-17 21:27:13,414 INFO L263 TraceCheckUtils]: 0: Hoare triple {158#true} call ULTIMATE.init(); {178#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:27:13,414 INFO L280 TraceCheckUtils]: 1: Hoare triple {178#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {158#true} is VALID [2020-07-17 21:27:13,415 INFO L280 TraceCheckUtils]: 2: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,415 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {158#true} {158#true} #479#return; {158#true} is VALID [2020-07-17 21:27:13,415 INFO L263 TraceCheckUtils]: 4: Hoare triple {158#true} call #t~ret71 := main(); {158#true} is VALID [2020-07-17 21:27:13,416 INFO L280 TraceCheckUtils]: 5: Hoare triple {158#true} havoc ~retValue_acc~4;havoc ~tmp~0; {158#true} is VALID [2020-07-17 21:27:13,416 INFO L263 TraceCheckUtils]: 6: Hoare triple {158#true} call select_helpers(); {158#true} is VALID [2020-07-17 21:27:13,416 INFO L280 TraceCheckUtils]: 7: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,417 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {158#true} {158#true} #397#return; {158#true} is VALID [2020-07-17 21:27:13,417 INFO L263 TraceCheckUtils]: 9: Hoare triple {158#true} call select_features(); {158#true} is VALID [2020-07-17 21:27:13,417 INFO L280 TraceCheckUtils]: 10: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,418 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {158#true} {158#true} #399#return; {158#true} is VALID [2020-07-17 21:27:13,418 INFO L263 TraceCheckUtils]: 12: Hoare triple {158#true} call #t~ret11 := valid_product(); {158#true} is VALID [2020-07-17 21:27:13,418 INFO L280 TraceCheckUtils]: 13: Hoare triple {158#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {158#true} is VALID [2020-07-17 21:27:13,418 INFO L280 TraceCheckUtils]: 14: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,419 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {158#true} {158#true} #401#return; {158#true} is VALID [2020-07-17 21:27:13,419 INFO L280 TraceCheckUtils]: 16: Hoare triple {158#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {158#true} is VALID [2020-07-17 21:27:13,419 INFO L280 TraceCheckUtils]: 17: Hoare triple {158#true} assume 0 != ~tmp~0; {158#true} is VALID [2020-07-17 21:27:13,420 INFO L263 TraceCheckUtils]: 18: Hoare triple {158#true} call setup(); {158#true} is VALID [2020-07-17 21:27:13,420 INFO L280 TraceCheckUtils]: 19: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,421 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {158#true} {158#true} #403#return; {158#true} is VALID [2020-07-17 21:27:13,421 INFO L263 TraceCheckUtils]: 21: Hoare triple {158#true} call runTest(); {158#true} is VALID [2020-07-17 21:27:13,421 INFO L263 TraceCheckUtils]: 22: Hoare triple {158#true} call test(); {158#true} is VALID [2020-07-17 21:27:13,422 INFO L280 TraceCheckUtils]: 23: Hoare triple {158#true} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {158#true} is VALID [2020-07-17 21:27:13,423 INFO L280 TraceCheckUtils]: 24: Hoare triple {158#true} assume !true; {159#false} is VALID [2020-07-17 21:27:13,423 INFO L263 TraceCheckUtils]: 25: Hoare triple {159#false} call cleanup(); {159#false} is VALID [2020-07-17 21:27:13,423 INFO L280 TraceCheckUtils]: 26: Hoare triple {159#false} havoc ~i~0;havoc ~__cil_tmp2~0; {159#false} is VALID [2020-07-17 21:27:13,424 INFO L263 TraceCheckUtils]: 27: Hoare triple {159#false} call timeShift(); {159#false} is VALID [2020-07-17 21:27:13,424 INFO L280 TraceCheckUtils]: 28: Hoare triple {159#false} assume !(0 != ~pumpRunning~0); {159#false} is VALID [2020-07-17 21:27:13,424 INFO L280 TraceCheckUtils]: 29: Hoare triple {159#false} assume !(0 != ~systemActive~0); {159#false} is VALID [2020-07-17 21:27:13,425 INFO L263 TraceCheckUtils]: 30: Hoare triple {159#false} call __utac_acc__Specification4_spec__1(); {159#false} is VALID [2020-07-17 21:27:13,425 INFO L280 TraceCheckUtils]: 31: Hoare triple {159#false} havoc ~tmp~4;havoc ~tmp___0~0; {159#false} is VALID [2020-07-17 21:27:13,425 INFO L263 TraceCheckUtils]: 32: Hoare triple {159#false} call #t~ret47 := getWaterLevel(); {158#true} is VALID [2020-07-17 21:27:13,426 INFO L280 TraceCheckUtils]: 33: Hoare triple {158#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {158#true} is VALID [2020-07-17 21:27:13,426 INFO L280 TraceCheckUtils]: 34: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,426 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {158#true} {159#false} #391#return; {159#false} is VALID [2020-07-17 21:27:13,427 INFO L280 TraceCheckUtils]: 36: Hoare triple {159#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {159#false} is VALID [2020-07-17 21:27:13,427 INFO L280 TraceCheckUtils]: 37: Hoare triple {159#false} assume 0 == ~tmp~4; {159#false} is VALID [2020-07-17 21:27:13,427 INFO L263 TraceCheckUtils]: 38: Hoare triple {159#false} call #t~ret48 := isPumpRunning(); {158#true} is VALID [2020-07-17 21:27:13,428 INFO L280 TraceCheckUtils]: 39: Hoare triple {158#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {158#true} is VALID [2020-07-17 21:27:13,428 INFO L280 TraceCheckUtils]: 40: Hoare triple {158#true} assume true; {158#true} is VALID [2020-07-17 21:27:13,428 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {158#true} {159#false} #393#return; {159#false} is VALID [2020-07-17 21:27:13,429 INFO L280 TraceCheckUtils]: 42: Hoare triple {159#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {159#false} is VALID [2020-07-17 21:27:13,429 INFO L280 TraceCheckUtils]: 43: Hoare triple {159#false} assume 0 != ~tmp___0~0; {159#false} is VALID [2020-07-17 21:27:13,429 INFO L263 TraceCheckUtils]: 44: Hoare triple {159#false} call __automaton_fail(); {159#false} is VALID [2020-07-17 21:27:13,430 INFO L280 TraceCheckUtils]: 45: Hoare triple {159#false} assume !false; {159#false} is VALID [2020-07-17 21:27:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:27:13,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204742191] [2020-07-17 21:27:13,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:27:13,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:27:13,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256500640] [2020-07-17 21:27:13,448 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:27:13,451 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:27:13,455 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:27:13,546 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:27:13,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:27:13,546 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:27:13,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:27:13,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:27:13,559 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 3 states. [2020-07-17 21:27:17,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:17,753 INFO L93 Difference]: Finished difference Result 266 states and 350 transitions. [2020-07-17 21:27:17,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:27:17,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-17 21:27:17,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:27:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:27:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 350 transitions. [2020-07-17 21:27:17,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:27:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 350 transitions. [2020-07-17 21:27:17,800 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 350 transitions. [2020-07-17 21:27:19,004 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 350 edges. 350 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:27:19,028 INFO L225 Difference]: With dead ends: 266 [2020-07-17 21:27:19,029 INFO L226 Difference]: Without dead ends: 145 [2020-07-17 21:27:19,033 INFO L675 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 [2020-07-17 21:27:19,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-07-17 21:27:20,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 112. [2020-07-17 21:27:20,270 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:27:20,270 INFO L82 GeneralOperation]: Start isEquivalent. First operand 145 states. Second operand 112 states. [2020-07-17 21:27:20,271 INFO L74 IsIncluded]: Start isIncluded. First operand 145 states. Second operand 112 states. [2020-07-17 21:27:20,271 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 112 states. [2020-07-17 21:27:20,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:20,288 INFO L93 Difference]: Finished difference Result 145 states and 183 transitions. [2020-07-17 21:27:20,288 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 183 transitions. [2020-07-17 21:27:20,292 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:27:20,292 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:27:20,292 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 145 states. [2020-07-17 21:27:20,292 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 145 states. [2020-07-17 21:27:20,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:20,304 INFO L93 Difference]: Finished difference Result 145 states and 183 transitions. [2020-07-17 21:27:20,304 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 183 transitions. [2020-07-17 21:27:20,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:27:20,308 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:27:20,308 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:27:20,309 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:27:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-07-17 21:27:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-07-17 21:27:20,317 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 46 [2020-07-17 21:27:20,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:27:20,318 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-07-17 21:27:20,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:27:20,318 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-07-17 21:27:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-17 21:27:20,320 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:27:20,320 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:27:20,321 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:27:20,321 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:27:20,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:27:20,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1830481593, now seen corresponding path program 1 times [2020-07-17 21:27:20,322 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:27:20,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927771318] [2020-07-17 21:27:20,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:27:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,737 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:27:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,806 INFO L280 TraceCheckUtils]: 0: Hoare triple {1028#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1007#true} is VALID [2020-07-17 21:27:20,806 INFO L280 TraceCheckUtils]: 1: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,807 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1007#true} {1007#true} #479#return; {1007#true} is VALID [2020-07-17 21:27:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,816 INFO L280 TraceCheckUtils]: 0: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,816 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1007#true} {1007#true} #397#return; {1007#true} is VALID [2020-07-17 21:27:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,823 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1007#true} {1007#true} #399#return; {1007#true} is VALID [2020-07-17 21:27:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,831 INFO L280 TraceCheckUtils]: 0: Hoare triple {1007#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {1007#true} is VALID [2020-07-17 21:27:20,832 INFO L280 TraceCheckUtils]: 1: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,832 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1007#true} {1007#true} #401#return; {1007#true} is VALID [2020-07-17 21:27:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,836 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1007#true} {1007#true} #403#return; {1007#true} is VALID [2020-07-17 21:27:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,839 INFO L280 TraceCheckUtils]: 0: Hoare triple {1007#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1007#true} is VALID [2020-07-17 21:27:20,839 INFO L280 TraceCheckUtils]: 1: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,840 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1007#true} {1008#false} #391#return; {1008#false} is VALID [2020-07-17 21:27:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:20,843 INFO L280 TraceCheckUtils]: 0: Hoare triple {1007#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1007#true} is VALID [2020-07-17 21:27:20,843 INFO L280 TraceCheckUtils]: 1: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,844 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1007#true} {1008#false} #393#return; {1008#false} is VALID [2020-07-17 21:27:20,848 INFO L263 TraceCheckUtils]: 0: Hoare triple {1007#true} call ULTIMATE.init(); {1028#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:27:20,849 INFO L280 TraceCheckUtils]: 1: Hoare triple {1028#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1007#true} is VALID [2020-07-17 21:27:20,849 INFO L280 TraceCheckUtils]: 2: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,850 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1007#true} {1007#true} #479#return; {1007#true} is VALID [2020-07-17 21:27:20,850 INFO L263 TraceCheckUtils]: 4: Hoare triple {1007#true} call #t~ret71 := main(); {1007#true} is VALID [2020-07-17 21:27:20,850 INFO L280 TraceCheckUtils]: 5: Hoare triple {1007#true} havoc ~retValue_acc~4;havoc ~tmp~0; {1007#true} is VALID [2020-07-17 21:27:20,850 INFO L263 TraceCheckUtils]: 6: Hoare triple {1007#true} call select_helpers(); {1007#true} is VALID [2020-07-17 21:27:20,851 INFO L280 TraceCheckUtils]: 7: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,851 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1007#true} {1007#true} #397#return; {1007#true} is VALID [2020-07-17 21:27:20,851 INFO L263 TraceCheckUtils]: 9: Hoare triple {1007#true} call select_features(); {1007#true} is VALID [2020-07-17 21:27:20,852 INFO L280 TraceCheckUtils]: 10: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,852 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1007#true} {1007#true} #399#return; {1007#true} is VALID [2020-07-17 21:27:20,852 INFO L263 TraceCheckUtils]: 12: Hoare triple {1007#true} call #t~ret11 := valid_product(); {1007#true} is VALID [2020-07-17 21:27:20,853 INFO L280 TraceCheckUtils]: 13: Hoare triple {1007#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {1007#true} is VALID [2020-07-17 21:27:20,853 INFO L280 TraceCheckUtils]: 14: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,853 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1007#true} {1007#true} #401#return; {1007#true} is VALID [2020-07-17 21:27:20,853 INFO L280 TraceCheckUtils]: 16: Hoare triple {1007#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {1007#true} is VALID [2020-07-17 21:27:20,854 INFO L280 TraceCheckUtils]: 17: Hoare triple {1007#true} assume 0 != ~tmp~0; {1007#true} is VALID [2020-07-17 21:27:20,854 INFO L263 TraceCheckUtils]: 18: Hoare triple {1007#true} call setup(); {1007#true} is VALID [2020-07-17 21:27:20,854 INFO L280 TraceCheckUtils]: 19: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,855 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1007#true} {1007#true} #403#return; {1007#true} is VALID [2020-07-17 21:27:20,855 INFO L263 TraceCheckUtils]: 21: Hoare triple {1007#true} call runTest(); {1007#true} is VALID [2020-07-17 21:27:20,855 INFO L263 TraceCheckUtils]: 22: Hoare triple {1007#true} call test(); {1007#true} is VALID [2020-07-17 21:27:20,856 INFO L280 TraceCheckUtils]: 23: Hoare triple {1007#true} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1021#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:27:20,857 INFO L280 TraceCheckUtils]: 24: Hoare triple {1021#(= 0 test_~splverifierCounter~0)} assume !false; {1021#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:27:20,858 INFO L280 TraceCheckUtils]: 25: Hoare triple {1021#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1008#false} is VALID [2020-07-17 21:27:20,859 INFO L263 TraceCheckUtils]: 26: Hoare triple {1008#false} call cleanup(); {1008#false} is VALID [2020-07-17 21:27:20,859 INFO L280 TraceCheckUtils]: 27: Hoare triple {1008#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1008#false} is VALID [2020-07-17 21:27:20,859 INFO L263 TraceCheckUtils]: 28: Hoare triple {1008#false} call timeShift(); {1008#false} is VALID [2020-07-17 21:27:20,860 INFO L280 TraceCheckUtils]: 29: Hoare triple {1008#false} assume !(0 != ~pumpRunning~0); {1008#false} is VALID [2020-07-17 21:27:20,860 INFO L280 TraceCheckUtils]: 30: Hoare triple {1008#false} assume !(0 != ~systemActive~0); {1008#false} is VALID [2020-07-17 21:27:20,860 INFO L263 TraceCheckUtils]: 31: Hoare triple {1008#false} call __utac_acc__Specification4_spec__1(); {1008#false} is VALID [2020-07-17 21:27:20,860 INFO L280 TraceCheckUtils]: 32: Hoare triple {1008#false} havoc ~tmp~4;havoc ~tmp___0~0; {1008#false} is VALID [2020-07-17 21:27:20,861 INFO L263 TraceCheckUtils]: 33: Hoare triple {1008#false} call #t~ret47 := getWaterLevel(); {1007#true} is VALID [2020-07-17 21:27:20,861 INFO L280 TraceCheckUtils]: 34: Hoare triple {1007#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1007#true} is VALID [2020-07-17 21:27:20,861 INFO L280 TraceCheckUtils]: 35: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,862 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1007#true} {1008#false} #391#return; {1008#false} is VALID [2020-07-17 21:27:20,862 INFO L280 TraceCheckUtils]: 37: Hoare triple {1008#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1008#false} is VALID [2020-07-17 21:27:20,862 INFO L280 TraceCheckUtils]: 38: Hoare triple {1008#false} assume 0 == ~tmp~4; {1008#false} is VALID [2020-07-17 21:27:20,862 INFO L263 TraceCheckUtils]: 39: Hoare triple {1008#false} call #t~ret48 := isPumpRunning(); {1007#true} is VALID [2020-07-17 21:27:20,863 INFO L280 TraceCheckUtils]: 40: Hoare triple {1007#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1007#true} is VALID [2020-07-17 21:27:20,863 INFO L280 TraceCheckUtils]: 41: Hoare triple {1007#true} assume true; {1007#true} is VALID [2020-07-17 21:27:20,863 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1007#true} {1008#false} #393#return; {1008#false} is VALID [2020-07-17 21:27:20,864 INFO L280 TraceCheckUtils]: 43: Hoare triple {1008#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1008#false} is VALID [2020-07-17 21:27:20,864 INFO L280 TraceCheckUtils]: 44: Hoare triple {1008#false} assume 0 != ~tmp___0~0; {1008#false} is VALID [2020-07-17 21:27:20,864 INFO L263 TraceCheckUtils]: 45: Hoare triple {1008#false} call __automaton_fail(); {1008#false} is VALID [2020-07-17 21:27:20,864 INFO L280 TraceCheckUtils]: 46: Hoare triple {1008#false} assume !false; {1008#false} is VALID [2020-07-17 21:27:20,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:27:20,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927771318] [2020-07-17 21:27:20,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:27:20,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:27:20,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983461433] [2020-07-17 21:27:20,873 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:27:20,873 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:27:20,873 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:27:20,946 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:27:20,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:27:20,946 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:27:20,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:27:20,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:27:20,947 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 4 states. [2020-07-17 21:27:22,198 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:27:25,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:25,176 INFO L93 Difference]: Finished difference Result 189 states and 229 transitions. [2020-07-17 21:27:25,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:27:25,177 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-17 21:27:25,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:27:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:27:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 229 transitions. [2020-07-17 21:27:25,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:27:25,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 229 transitions. [2020-07-17 21:27:25,193 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 229 transitions. [2020-07-17 21:27:26,005 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 229 edges. 229 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:27:26,010 INFO L225 Difference]: With dead ends: 189 [2020-07-17 21:27:26,010 INFO L226 Difference]: Without dead ends: 129 [2020-07-17 21:27:26,012 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:27:26,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-07-17 21:27:27,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 103. [2020-07-17 21:27:27,153 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:27:27,153 INFO L82 GeneralOperation]: Start isEquivalent. First operand 129 states. Second operand 103 states. [2020-07-17 21:27:27,153 INFO L74 IsIncluded]: Start isIncluded. First operand 129 states. Second operand 103 states. [2020-07-17 21:27:27,154 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 103 states. [2020-07-17 21:27:27,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:27,162 INFO L93 Difference]: Finished difference Result 129 states and 159 transitions. [2020-07-17 21:27:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 159 transitions. [2020-07-17 21:27:27,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:27:27,164 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:27:27,164 INFO L74 IsIncluded]: Start isIncluded. First operand 103 states. Second operand 129 states. [2020-07-17 21:27:27,164 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 129 states. [2020-07-17 21:27:27,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:27,172 INFO L93 Difference]: Finished difference Result 129 states and 159 transitions. [2020-07-17 21:27:27,172 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 159 transitions. [2020-07-17 21:27:27,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:27:27,174 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:27:27,174 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:27:27,174 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:27:27,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-07-17 21:27:27,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-07-17 21:27:27,179 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 47 [2020-07-17 21:27:27,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:27:27,179 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-07-17 21:27:27,180 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:27:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-07-17 21:27:27,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:27:27,181 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:27:27,181 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:27:27,182 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:27:27,182 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:27:27,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:27:27,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1249539500, now seen corresponding path program 1 times [2020-07-17 21:27:27,183 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:27:27,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319960743] [2020-07-17 21:27:27,183 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:27:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,549 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:27:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,632 INFO L280 TraceCheckUtils]: 0: Hoare triple {1738#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,633 INFO L280 TraceCheckUtils]: 1: Hoare triple {1719#(= 1 ~systemActive~0)} assume true; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1719#(= 1 ~systemActive~0)} {1714#true} #479#return; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,637 INFO L280 TraceCheckUtils]: 0: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,638 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1714#true} {1719#(= 1 ~systemActive~0)} #397#return; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,641 INFO L280 TraceCheckUtils]: 0: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,642 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1714#true} {1719#(= 1 ~systemActive~0)} #399#return; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,673 INFO L280 TraceCheckUtils]: 0: Hoare triple {1714#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {1739#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:27,674 INFO L280 TraceCheckUtils]: 1: Hoare triple {1739#(= 1 |valid_product_#res|)} assume true; {1739#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:27,675 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1739#(= 1 |valid_product_#res|)} {1719#(= 1 ~systemActive~0)} #401#return; {1727#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-17 21:27:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,679 INFO L280 TraceCheckUtils]: 0: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,683 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1714#true} {1729#(not (= 0 ~systemActive~0))} #403#return; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,688 INFO L280 TraceCheckUtils]: 0: Hoare triple {1714#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1714#true} is VALID [2020-07-17 21:27:27,689 INFO L280 TraceCheckUtils]: 1: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,689 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1714#true} {1715#false} #391#return; {1715#false} is VALID [2020-07-17 21:27:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:27,695 INFO L280 TraceCheckUtils]: 0: Hoare triple {1714#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1714#true} is VALID [2020-07-17 21:27:27,696 INFO L280 TraceCheckUtils]: 1: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,696 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1714#true} {1715#false} #393#return; {1715#false} is VALID [2020-07-17 21:27:27,702 INFO L263 TraceCheckUtils]: 0: Hoare triple {1714#true} call ULTIMATE.init(); {1738#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:27:27,710 INFO L280 TraceCheckUtils]: 1: Hoare triple {1738#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,710 INFO L280 TraceCheckUtils]: 2: Hoare triple {1719#(= 1 ~systemActive~0)} assume true; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,711 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1719#(= 1 ~systemActive~0)} {1714#true} #479#return; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,712 INFO L263 TraceCheckUtils]: 4: Hoare triple {1719#(= 1 ~systemActive~0)} call #t~ret71 := main(); {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,712 INFO L280 TraceCheckUtils]: 5: Hoare triple {1719#(= 1 ~systemActive~0)} havoc ~retValue_acc~4;havoc ~tmp~0; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,713 INFO L263 TraceCheckUtils]: 6: Hoare triple {1719#(= 1 ~systemActive~0)} call select_helpers(); {1714#true} is VALID [2020-07-17 21:27:27,713 INFO L280 TraceCheckUtils]: 7: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,713 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1714#true} {1719#(= 1 ~systemActive~0)} #397#return; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,714 INFO L263 TraceCheckUtils]: 9: Hoare triple {1719#(= 1 ~systemActive~0)} call select_features(); {1714#true} is VALID [2020-07-17 21:27:27,714 INFO L280 TraceCheckUtils]: 10: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,714 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1714#true} {1719#(= 1 ~systemActive~0)} #399#return; {1719#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:27:27,715 INFO L263 TraceCheckUtils]: 12: Hoare triple {1719#(= 1 ~systemActive~0)} call #t~ret11 := valid_product(); {1714#true} is VALID [2020-07-17 21:27:27,715 INFO L280 TraceCheckUtils]: 13: Hoare triple {1714#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {1739#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:27,716 INFO L280 TraceCheckUtils]: 14: Hoare triple {1739#(= 1 |valid_product_#res|)} assume true; {1739#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:27,717 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1739#(= 1 |valid_product_#res|)} {1719#(= 1 ~systemActive~0)} #401#return; {1727#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-17 21:27:27,718 INFO L280 TraceCheckUtils]: 16: Hoare triple {1727#(= |main_#t~ret11| ~systemActive~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {1728#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-17 21:27:27,719 INFO L280 TraceCheckUtils]: 17: Hoare triple {1728#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,719 INFO L263 TraceCheckUtils]: 18: Hoare triple {1729#(not (= 0 ~systemActive~0))} call setup(); {1714#true} is VALID [2020-07-17 21:27:27,719 INFO L280 TraceCheckUtils]: 19: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,720 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1714#true} {1729#(not (= 0 ~systemActive~0))} #403#return; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,720 INFO L263 TraceCheckUtils]: 21: Hoare triple {1729#(not (= 0 ~systemActive~0))} call runTest(); {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,721 INFO L263 TraceCheckUtils]: 22: Hoare triple {1729#(not (= 0 ~systemActive~0))} call test(); {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,722 INFO L280 TraceCheckUtils]: 23: Hoare triple {1729#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,722 INFO L280 TraceCheckUtils]: 24: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume !false; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,723 INFO L280 TraceCheckUtils]: 25: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,723 INFO L280 TraceCheckUtils]: 26: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp~6 := #t~nondet67;havoc #t~nondet67; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,724 INFO L280 TraceCheckUtils]: 27: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~6); {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,724 INFO L280 TraceCheckUtils]: 28: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp___0~1 := #t~nondet68;havoc #t~nondet68; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,725 INFO L280 TraceCheckUtils]: 29: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~1); {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,726 INFO L280 TraceCheckUtils]: 30: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___2~0 := #t~nondet69;havoc #t~nondet69; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,727 INFO L280 TraceCheckUtils]: 31: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___1~0 := #t~nondet70;havoc #t~nondet70; {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,735 INFO L280 TraceCheckUtils]: 32: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,736 INFO L263 TraceCheckUtils]: 33: Hoare triple {1729#(not (= 0 ~systemActive~0))} call timeShift(); {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,736 INFO L280 TraceCheckUtils]: 34: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1729#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:27:27,737 INFO L280 TraceCheckUtils]: 35: Hoare triple {1729#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1715#false} is VALID [2020-07-17 21:27:27,737 INFO L263 TraceCheckUtils]: 36: Hoare triple {1715#false} call __utac_acc__Specification4_spec__1(); {1715#false} is VALID [2020-07-17 21:27:27,737 INFO L280 TraceCheckUtils]: 37: Hoare triple {1715#false} havoc ~tmp~4;havoc ~tmp___0~0; {1715#false} is VALID [2020-07-17 21:27:27,737 INFO L263 TraceCheckUtils]: 38: Hoare triple {1715#false} call #t~ret47 := getWaterLevel(); {1714#true} is VALID [2020-07-17 21:27:27,738 INFO L280 TraceCheckUtils]: 39: Hoare triple {1714#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1714#true} is VALID [2020-07-17 21:27:27,738 INFO L280 TraceCheckUtils]: 40: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,738 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1714#true} {1715#false} #391#return; {1715#false} is VALID [2020-07-17 21:27:27,739 INFO L280 TraceCheckUtils]: 42: Hoare triple {1715#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1715#false} is VALID [2020-07-17 21:27:27,739 INFO L280 TraceCheckUtils]: 43: Hoare triple {1715#false} assume 0 == ~tmp~4; {1715#false} is VALID [2020-07-17 21:27:27,739 INFO L263 TraceCheckUtils]: 44: Hoare triple {1715#false} call #t~ret48 := isPumpRunning(); {1714#true} is VALID [2020-07-17 21:27:27,740 INFO L280 TraceCheckUtils]: 45: Hoare triple {1714#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1714#true} is VALID [2020-07-17 21:27:27,740 INFO L280 TraceCheckUtils]: 46: Hoare triple {1714#true} assume true; {1714#true} is VALID [2020-07-17 21:27:27,740 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1714#true} {1715#false} #393#return; {1715#false} is VALID [2020-07-17 21:27:27,743 INFO L280 TraceCheckUtils]: 48: Hoare triple {1715#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1715#false} is VALID [2020-07-17 21:27:27,743 INFO L280 TraceCheckUtils]: 49: Hoare triple {1715#false} assume 0 != ~tmp___0~0; {1715#false} is VALID [2020-07-17 21:27:27,744 INFO L263 TraceCheckUtils]: 50: Hoare triple {1715#false} call __automaton_fail(); {1715#false} is VALID [2020-07-17 21:27:27,744 INFO L280 TraceCheckUtils]: 51: Hoare triple {1715#false} assume !false; {1715#false} is VALID [2020-07-17 21:27:27,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:27:27,752 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319960743] [2020-07-17 21:27:27,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:27:27,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:27:27,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080786223] [2020-07-17 21:27:27,754 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-17 21:27:27,756 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:27:27,756 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:27:27,818 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:27:27,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:27:27,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:27:27,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:27:27,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:27:27,820 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 8 states. [2020-07-17 21:27:28,585 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:27:29,524 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:27:29,928 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:27:30,249 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:27:34,320 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:27:42,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:42,708 INFO L93 Difference]: Finished difference Result 360 states and 445 transitions. [2020-07-17 21:27:42,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:27:42,708 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-17 21:27:42,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:27:42,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:27:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 445 transitions. [2020-07-17 21:27:42,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:27:42,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 445 transitions. [2020-07-17 21:27:42,729 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 445 transitions. [2020-07-17 21:27:44,322 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 445 edges. 445 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:27:44,333 INFO L225 Difference]: With dead ends: 360 [2020-07-17 21:27:44,333 INFO L226 Difference]: Without dead ends: 281 [2020-07-17 21:27:44,335 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:27:44,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2020-07-17 21:27:46,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 220. [2020-07-17 21:27:46,858 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:27:46,858 INFO L82 GeneralOperation]: Start isEquivalent. First operand 281 states. Second operand 220 states. [2020-07-17 21:27:46,858 INFO L74 IsIncluded]: Start isIncluded. First operand 281 states. Second operand 220 states. [2020-07-17 21:27:46,858 INFO L87 Difference]: Start difference. First operand 281 states. Second operand 220 states. [2020-07-17 21:27:46,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:46,875 INFO L93 Difference]: Finished difference Result 281 states and 344 transitions. [2020-07-17 21:27:46,875 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 344 transitions. [2020-07-17 21:27:46,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:27:46,877 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:27:46,877 INFO L74 IsIncluded]: Start isIncluded. First operand 220 states. Second operand 281 states. [2020-07-17 21:27:46,877 INFO L87 Difference]: Start difference. First operand 220 states. Second operand 281 states. [2020-07-17 21:27:46,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:27:46,892 INFO L93 Difference]: Finished difference Result 281 states and 344 transitions. [2020-07-17 21:27:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 344 transitions. [2020-07-17 21:27:46,894 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:27:46,894 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:27:46,894 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:27:46,894 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:27:46,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-07-17 21:27:46,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 264 transitions. [2020-07-17 21:27:46,906 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 264 transitions. Word has length 52 [2020-07-17 21:27:46,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:27:46,906 INFO L479 AbstractCegarLoop]: Abstraction has 220 states and 264 transitions. [2020-07-17 21:27:46,906 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:27:46,906 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 264 transitions. [2020-07-17 21:27:46,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:27:46,908 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:27:46,908 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:27:46,908 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:27:46,908 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:27:46,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:27:46,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1248876172, now seen corresponding path program 1 times [2020-07-17 21:27:46,909 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:27:46,909 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641435991] [2020-07-17 21:27:46,909 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:27:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,330 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:27:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,400 INFO L280 TraceCheckUtils]: 0: Hoare triple {3170#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,400 INFO L280 TraceCheckUtils]: 1: Hoare triple {3145#(= 1 ~waterLevel~0)} assume true; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,401 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3145#(= 1 ~waterLevel~0)} {3140#true} #479#return; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,405 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3140#true} {3145#(= 1 ~waterLevel~0)} #397#return; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,409 INFO L280 TraceCheckUtils]: 0: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,410 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3140#true} {3145#(= 1 ~waterLevel~0)} #399#return; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,442 INFO L280 TraceCheckUtils]: 0: Hoare triple {3140#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {3171#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:47,443 INFO L280 TraceCheckUtils]: 1: Hoare triple {3171#(= 1 |valid_product_#res|)} assume true; {3171#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:47,444 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3171#(= 1 |valid_product_#res|)} {3145#(= 1 ~waterLevel~0)} #401#return; {3153#(= |main_#t~ret11| ~waterLevel~0)} is VALID [2020-07-17 21:27:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,448 INFO L280 TraceCheckUtils]: 0: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,449 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3140#true} {3155#(not (= 0 ~waterLevel~0))} #403#return; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,469 INFO L280 TraceCheckUtils]: 0: Hoare triple {3172#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3140#true} is VALID [2020-07-17 21:27:47,469 INFO L280 TraceCheckUtils]: 1: Hoare triple {3140#true} ~systemActive~0 := 0; {3140#true} is VALID [2020-07-17 21:27:47,470 INFO L280 TraceCheckUtils]: 2: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,470 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3140#true} {3155#(not (= 0 ~waterLevel~0))} #453#return; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,491 INFO L280 TraceCheckUtils]: 0: Hoare triple {3140#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3173#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:27:47,492 INFO L280 TraceCheckUtils]: 1: Hoare triple {3173#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3173#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:27:47,493 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3173#(= |getWaterLevel_#res| ~waterLevel~0)} {3155#(not (= 0 ~waterLevel~0))} #391#return; {3165#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} is VALID [2020-07-17 21:27:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:27:47,503 INFO L280 TraceCheckUtils]: 0: Hoare triple {3140#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {3140#true} is VALID [2020-07-17 21:27:47,504 INFO L280 TraceCheckUtils]: 1: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,504 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3140#true} {3141#false} #393#return; {3141#false} is VALID [2020-07-17 21:27:47,508 INFO L263 TraceCheckUtils]: 0: Hoare triple {3140#true} call ULTIMATE.init(); {3170#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:27:47,514 INFO L280 TraceCheckUtils]: 1: Hoare triple {3170#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,515 INFO L280 TraceCheckUtils]: 2: Hoare triple {3145#(= 1 ~waterLevel~0)} assume true; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,516 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3145#(= 1 ~waterLevel~0)} {3140#true} #479#return; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,516 INFO L263 TraceCheckUtils]: 4: Hoare triple {3145#(= 1 ~waterLevel~0)} call #t~ret71 := main(); {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,517 INFO L280 TraceCheckUtils]: 5: Hoare triple {3145#(= 1 ~waterLevel~0)} havoc ~retValue_acc~4;havoc ~tmp~0; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,517 INFO L263 TraceCheckUtils]: 6: Hoare triple {3145#(= 1 ~waterLevel~0)} call select_helpers(); {3140#true} is VALID [2020-07-17 21:27:47,517 INFO L280 TraceCheckUtils]: 7: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,518 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3140#true} {3145#(= 1 ~waterLevel~0)} #397#return; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,518 INFO L263 TraceCheckUtils]: 9: Hoare triple {3145#(= 1 ~waterLevel~0)} call select_features(); {3140#true} is VALID [2020-07-17 21:27:47,518 INFO L280 TraceCheckUtils]: 10: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,519 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3140#true} {3145#(= 1 ~waterLevel~0)} #399#return; {3145#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,519 INFO L263 TraceCheckUtils]: 12: Hoare triple {3145#(= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {3140#true} is VALID [2020-07-17 21:27:47,520 INFO L280 TraceCheckUtils]: 13: Hoare triple {3140#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {3171#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:47,521 INFO L280 TraceCheckUtils]: 14: Hoare triple {3171#(= 1 |valid_product_#res|)} assume true; {3171#(= 1 |valid_product_#res|)} is VALID [2020-07-17 21:27:47,521 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3171#(= 1 |valid_product_#res|)} {3145#(= 1 ~waterLevel~0)} #401#return; {3153#(= |main_#t~ret11| ~waterLevel~0)} is VALID [2020-07-17 21:27:47,522 INFO L280 TraceCheckUtils]: 16: Hoare triple {3153#(= |main_#t~ret11| ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {3154#(= main_~tmp~0 ~waterLevel~0)} is VALID [2020-07-17 21:27:47,523 INFO L280 TraceCheckUtils]: 17: Hoare triple {3154#(= main_~tmp~0 ~waterLevel~0)} assume 0 != ~tmp~0; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,523 INFO L263 TraceCheckUtils]: 18: Hoare triple {3155#(not (= 0 ~waterLevel~0))} call setup(); {3140#true} is VALID [2020-07-17 21:27:47,523 INFO L280 TraceCheckUtils]: 19: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,524 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3140#true} {3155#(not (= 0 ~waterLevel~0))} #403#return; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,524 INFO L263 TraceCheckUtils]: 21: Hoare triple {3155#(not (= 0 ~waterLevel~0))} call runTest(); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,525 INFO L263 TraceCheckUtils]: 22: Hoare triple {3155#(not (= 0 ~waterLevel~0))} call test(); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,525 INFO L280 TraceCheckUtils]: 23: Hoare triple {3155#(not (= 0 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,526 INFO L280 TraceCheckUtils]: 24: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume !false; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,526 INFO L280 TraceCheckUtils]: 25: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,527 INFO L280 TraceCheckUtils]: 26: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp~6 := #t~nondet67;havoc #t~nondet67; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,528 INFO L280 TraceCheckUtils]: 27: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp~6); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,529 INFO L280 TraceCheckUtils]: 28: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp___0~1 := #t~nondet68;havoc #t~nondet68; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,529 INFO L280 TraceCheckUtils]: 29: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___0~1); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,530 INFO L280 TraceCheckUtils]: 30: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___2~0 := #t~nondet69;havoc #t~nondet69; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,531 INFO L280 TraceCheckUtils]: 31: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___1~0 := #t~nondet70;havoc #t~nondet70; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,532 INFO L280 TraceCheckUtils]: 32: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume 0 != ~tmp___1~0; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,535 INFO L263 TraceCheckUtils]: 33: Hoare triple {3155#(not (= 0 ~waterLevel~0))} call stopSystem(); {3172#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:27:47,535 INFO L280 TraceCheckUtils]: 34: Hoare triple {3172#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3140#true} is VALID [2020-07-17 21:27:47,539 INFO L280 TraceCheckUtils]: 35: Hoare triple {3140#true} ~systemActive~0 := 0; {3140#true} is VALID [2020-07-17 21:27:47,539 INFO L280 TraceCheckUtils]: 36: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,541 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3140#true} {3155#(not (= 0 ~waterLevel~0))} #453#return; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,542 INFO L263 TraceCheckUtils]: 38: Hoare triple {3155#(not (= 0 ~waterLevel~0))} call timeShift(); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,544 INFO L280 TraceCheckUtils]: 39: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,544 INFO L280 TraceCheckUtils]: 40: Hoare triple {3155#(not (= 0 ~waterLevel~0))} assume !(0 != ~systemActive~0); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,545 INFO L263 TraceCheckUtils]: 41: Hoare triple {3155#(not (= 0 ~waterLevel~0))} call __utac_acc__Specification4_spec__1(); {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,546 INFO L280 TraceCheckUtils]: 42: Hoare triple {3155#(not (= 0 ~waterLevel~0))} havoc ~tmp~4;havoc ~tmp___0~0; {3155#(not (= 0 ~waterLevel~0))} is VALID [2020-07-17 21:27:47,546 INFO L263 TraceCheckUtils]: 43: Hoare triple {3155#(not (= 0 ~waterLevel~0))} call #t~ret47 := getWaterLevel(); {3140#true} is VALID [2020-07-17 21:27:47,547 INFO L280 TraceCheckUtils]: 44: Hoare triple {3140#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3173#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:27:47,548 INFO L280 TraceCheckUtils]: 45: Hoare triple {3173#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3173#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:27:47,548 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3173#(= |getWaterLevel_#res| ~waterLevel~0)} {3155#(not (= 0 ~waterLevel~0))} #391#return; {3165#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} is VALID [2020-07-17 21:27:47,549 INFO L280 TraceCheckUtils]: 47: Hoare triple {3165#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {3166#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~4))} is VALID [2020-07-17 21:27:47,550 INFO L280 TraceCheckUtils]: 48: Hoare triple {3166#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~4))} assume 0 == ~tmp~4; {3141#false} is VALID [2020-07-17 21:27:47,551 INFO L263 TraceCheckUtils]: 49: Hoare triple {3141#false} call #t~ret48 := isPumpRunning(); {3140#true} is VALID [2020-07-17 21:27:47,551 INFO L280 TraceCheckUtils]: 50: Hoare triple {3140#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {3140#true} is VALID [2020-07-17 21:27:47,551 INFO L280 TraceCheckUtils]: 51: Hoare triple {3140#true} assume true; {3140#true} is VALID [2020-07-17 21:27:47,551 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3140#true} {3141#false} #393#return; {3141#false} is VALID [2020-07-17 21:27:47,551 INFO L280 TraceCheckUtils]: 53: Hoare triple {3141#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {3141#false} is VALID [2020-07-17 21:27:47,552 INFO L280 TraceCheckUtils]: 54: Hoare triple {3141#false} assume 0 != ~tmp___0~0; {3141#false} is VALID [2020-07-17 21:27:47,552 INFO L263 TraceCheckUtils]: 55: Hoare triple {3141#false} call __automaton_fail(); {3141#false} is VALID [2020-07-17 21:27:47,552 INFO L280 TraceCheckUtils]: 56: Hoare triple {3141#false} assume !false; {3141#false} is VALID [2020-07-17 21:27:47,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:27:47,562 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641435991] [2020-07-17 21:27:47,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:27:47,563 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-17 21:27:47,563 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604036338] [2020-07-17 21:27:47,564 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-17 21:27:47,565 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:27:47,566 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 21:27:47,651 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:27:47,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 21:27:47,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:27:47,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 21:27:47,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:27:47,652 INFO L87 Difference]: Start difference. First operand 220 states and 264 transitions. Second operand 12 states. [2020-07-17 21:27:48,981 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:27:50,111 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:27:50,591 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:27:50,938 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:27:53,717 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:27:59,269 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:28:00,544 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:28:01,619 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:28:02,141 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 21:28:02,677 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:28:03,587 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:28:04,642 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:28:05,285 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:28:14,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:14,796 INFO L93 Difference]: Finished difference Result 875 states and 1174 transitions. [2020-07-17 21:28:14,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-17 21:28:14,797 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-17 21:28:14,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:28:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:28:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 542 transitions. [2020-07-17 21:28:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:28:14,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 542 transitions. [2020-07-17 21:28:14,822 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 542 transitions. [2020-07-17 21:28:16,632 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 542 edges. 542 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:28:16,673 INFO L225 Difference]: With dead ends: 875 [2020-07-17 21:28:16,673 INFO L226 Difference]: Without dead ends: 679 [2020-07-17 21:28:16,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-07-17 21:28:16,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2020-07-17 21:28:22,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 582. [2020-07-17 21:28:22,994 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:28:22,994 INFO L82 GeneralOperation]: Start isEquivalent. First operand 679 states. Second operand 582 states. [2020-07-17 21:28:22,994 INFO L74 IsIncluded]: Start isIncluded. First operand 679 states. Second operand 582 states. [2020-07-17 21:28:22,994 INFO L87 Difference]: Start difference. First operand 679 states. Second operand 582 states. [2020-07-17 21:28:23,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:23,043 INFO L93 Difference]: Finished difference Result 679 states and 893 transitions. [2020-07-17 21:28:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 893 transitions. [2020-07-17 21:28:23,046 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:28:23,046 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:28:23,046 INFO L74 IsIncluded]: Start isIncluded. First operand 582 states. Second operand 679 states. [2020-07-17 21:28:23,047 INFO L87 Difference]: Start difference. First operand 582 states. Second operand 679 states. [2020-07-17 21:28:23,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:23,094 INFO L93 Difference]: Finished difference Result 679 states and 893 transitions. [2020-07-17 21:28:23,094 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 893 transitions. [2020-07-17 21:28:23,097 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:28:23,097 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:28:23,098 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:28:23,098 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:28:23,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2020-07-17 21:28:23,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 718 transitions. [2020-07-17 21:28:23,140 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 718 transitions. Word has length 57 [2020-07-17 21:28:23,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:28:23,141 INFO L479 AbstractCegarLoop]: Abstraction has 582 states and 718 transitions. [2020-07-17 21:28:23,141 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 21:28:23,141 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 718 transitions. [2020-07-17 21:28:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-17 21:28:23,144 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:28:23,145 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:28:23,145 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:28:23,145 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:28:23,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:28:23,146 INFO L82 PathProgramCache]: Analyzing trace with hash -1908801166, now seen corresponding path program 1 times [2020-07-17 21:28:23,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:28:23,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348603589] [2020-07-17 21:28:23,146 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:28:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,502 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:28:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,565 INFO L280 TraceCheckUtils]: 0: Hoare triple {6650#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,573 INFO L280 TraceCheckUtils]: 1: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume true; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,574 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6627#(= 0 ~pumpRunning~0)} {6622#true} #479#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,577 INFO L280 TraceCheckUtils]: 0: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,578 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #397#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,581 INFO L280 TraceCheckUtils]: 0: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,582 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #399#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,585 INFO L280 TraceCheckUtils]: 0: Hoare triple {6622#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {6622#true} is VALID [2020-07-17 21:28:23,586 INFO L280 TraceCheckUtils]: 1: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,587 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #401#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,590 INFO L280 TraceCheckUtils]: 0: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,590 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #403#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {6651#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,618 INFO L280 TraceCheckUtils]: 1: Hoare triple {6627#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,618 INFO L280 TraceCheckUtils]: 2: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume true; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,619 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6627#(= 0 ~pumpRunning~0)} {6627#(= 0 ~pumpRunning~0)} #453#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,632 INFO L280 TraceCheckUtils]: 0: Hoare triple {6652#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6622#true} is VALID [2020-07-17 21:28:23,633 INFO L280 TraceCheckUtils]: 1: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,633 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6622#true} {6623#false} #459#return; {6623#false} is VALID [2020-07-17 21:28:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,636 INFO L280 TraceCheckUtils]: 0: Hoare triple {6622#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6622#true} is VALID [2020-07-17 21:28:23,636 INFO L280 TraceCheckUtils]: 1: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,637 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6622#true} {6623#false} #391#return; {6623#false} is VALID [2020-07-17 21:28:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:23,640 INFO L280 TraceCheckUtils]: 0: Hoare triple {6622#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {6622#true} is VALID [2020-07-17 21:28:23,640 INFO L280 TraceCheckUtils]: 1: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,640 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6622#true} {6623#false} #393#return; {6623#false} is VALID [2020-07-17 21:28:23,645 INFO L263 TraceCheckUtils]: 0: Hoare triple {6622#true} call ULTIMATE.init(); {6650#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:28:23,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {6650#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,654 INFO L280 TraceCheckUtils]: 2: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume true; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,654 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6627#(= 0 ~pumpRunning~0)} {6622#true} #479#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,655 INFO L263 TraceCheckUtils]: 4: Hoare triple {6627#(= 0 ~pumpRunning~0)} call #t~ret71 := main(); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,655 INFO L280 TraceCheckUtils]: 5: Hoare triple {6627#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~4;havoc ~tmp~0; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,656 INFO L263 TraceCheckUtils]: 6: Hoare triple {6627#(= 0 ~pumpRunning~0)} call select_helpers(); {6622#true} is VALID [2020-07-17 21:28:23,656 INFO L280 TraceCheckUtils]: 7: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,656 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #397#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,657 INFO L263 TraceCheckUtils]: 9: Hoare triple {6627#(= 0 ~pumpRunning~0)} call select_features(); {6622#true} is VALID [2020-07-17 21:28:23,657 INFO L280 TraceCheckUtils]: 10: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,657 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #399#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,658 INFO L263 TraceCheckUtils]: 12: Hoare triple {6627#(= 0 ~pumpRunning~0)} call #t~ret11 := valid_product(); {6622#true} is VALID [2020-07-17 21:28:23,658 INFO L280 TraceCheckUtils]: 13: Hoare triple {6622#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {6622#true} is VALID [2020-07-17 21:28:23,658 INFO L280 TraceCheckUtils]: 14: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,659 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #401#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,659 INFO L280 TraceCheckUtils]: 16: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,660 INFO L280 TraceCheckUtils]: 17: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~0; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,660 INFO L263 TraceCheckUtils]: 18: Hoare triple {6627#(= 0 ~pumpRunning~0)} call setup(); {6622#true} is VALID [2020-07-17 21:28:23,660 INFO L280 TraceCheckUtils]: 19: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,661 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6622#true} {6627#(= 0 ~pumpRunning~0)} #403#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,661 INFO L263 TraceCheckUtils]: 21: Hoare triple {6627#(= 0 ~pumpRunning~0)} call runTest(); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,662 INFO L263 TraceCheckUtils]: 22: Hoare triple {6627#(= 0 ~pumpRunning~0)} call test(); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,662 INFO L280 TraceCheckUtils]: 23: Hoare triple {6627#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,663 INFO L280 TraceCheckUtils]: 24: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume !false; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,663 INFO L280 TraceCheckUtils]: 25: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,664 INFO L280 TraceCheckUtils]: 26: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp~6 := #t~nondet67;havoc #t~nondet67; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,665 INFO L280 TraceCheckUtils]: 27: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~6); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,671 INFO L280 TraceCheckUtils]: 28: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp___0~1 := #t~nondet68;havoc #t~nondet68; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,671 INFO L280 TraceCheckUtils]: 29: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~1); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,672 INFO L280 TraceCheckUtils]: 30: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___2~0 := #t~nondet69;havoc #t~nondet69; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,673 INFO L280 TraceCheckUtils]: 31: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___1~0 := #t~nondet70;havoc #t~nondet70; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,673 INFO L280 TraceCheckUtils]: 32: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,674 INFO L263 TraceCheckUtils]: 33: Hoare triple {6627#(= 0 ~pumpRunning~0)} call stopSystem(); {6651#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:28:23,674 INFO L280 TraceCheckUtils]: 34: Hoare triple {6651#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,675 INFO L280 TraceCheckUtils]: 35: Hoare triple {6627#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,675 INFO L280 TraceCheckUtils]: 36: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume true; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,676 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6627#(= 0 ~pumpRunning~0)} {6627#(= 0 ~pumpRunning~0)} #453#return; {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,677 INFO L263 TraceCheckUtils]: 38: Hoare triple {6627#(= 0 ~pumpRunning~0)} call timeShift(); {6627#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:28:23,677 INFO L280 TraceCheckUtils]: 39: Hoare triple {6627#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6623#false} is VALID [2020-07-17 21:28:23,677 INFO L263 TraceCheckUtils]: 40: Hoare triple {6623#false} call lowerWaterLevel(); {6652#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:23,678 INFO L280 TraceCheckUtils]: 41: Hoare triple {6652#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6622#true} is VALID [2020-07-17 21:28:23,678 INFO L280 TraceCheckUtils]: 42: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,678 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6622#true} {6623#false} #459#return; {6623#false} is VALID [2020-07-17 21:28:23,678 INFO L280 TraceCheckUtils]: 44: Hoare triple {6623#false} assume !(0 != ~systemActive~0); {6623#false} is VALID [2020-07-17 21:28:23,678 INFO L263 TraceCheckUtils]: 45: Hoare triple {6623#false} call __utac_acc__Specification4_spec__1(); {6623#false} is VALID [2020-07-17 21:28:23,679 INFO L280 TraceCheckUtils]: 46: Hoare triple {6623#false} havoc ~tmp~4;havoc ~tmp___0~0; {6623#false} is VALID [2020-07-17 21:28:23,679 INFO L263 TraceCheckUtils]: 47: Hoare triple {6623#false} call #t~ret47 := getWaterLevel(); {6622#true} is VALID [2020-07-17 21:28:23,679 INFO L280 TraceCheckUtils]: 48: Hoare triple {6622#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6622#true} is VALID [2020-07-17 21:28:23,679 INFO L280 TraceCheckUtils]: 49: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,680 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6622#true} {6623#false} #391#return; {6623#false} is VALID [2020-07-17 21:28:23,680 INFO L280 TraceCheckUtils]: 51: Hoare triple {6623#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {6623#false} is VALID [2020-07-17 21:28:23,680 INFO L280 TraceCheckUtils]: 52: Hoare triple {6623#false} assume 0 == ~tmp~4; {6623#false} is VALID [2020-07-17 21:28:23,680 INFO L263 TraceCheckUtils]: 53: Hoare triple {6623#false} call #t~ret48 := isPumpRunning(); {6622#true} is VALID [2020-07-17 21:28:23,680 INFO L280 TraceCheckUtils]: 54: Hoare triple {6622#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {6622#true} is VALID [2020-07-17 21:28:23,681 INFO L280 TraceCheckUtils]: 55: Hoare triple {6622#true} assume true; {6622#true} is VALID [2020-07-17 21:28:23,681 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6622#true} {6623#false} #393#return; {6623#false} is VALID [2020-07-17 21:28:23,681 INFO L280 TraceCheckUtils]: 57: Hoare triple {6623#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {6623#false} is VALID [2020-07-17 21:28:23,681 INFO L280 TraceCheckUtils]: 58: Hoare triple {6623#false} assume 0 != ~tmp___0~0; {6623#false} is VALID [2020-07-17 21:28:23,681 INFO L263 TraceCheckUtils]: 59: Hoare triple {6623#false} call __automaton_fail(); {6623#false} is VALID [2020-07-17 21:28:23,682 INFO L280 TraceCheckUtils]: 60: Hoare triple {6623#false} assume !false; {6623#false} is VALID [2020-07-17 21:28:23,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:28:23,689 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348603589] [2020-07-17 21:28:23,689 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:28:23,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:28:23,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909646784] [2020-07-17 21:28:23,691 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-17 21:28:23,691 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:28:23,691 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:28:23,769 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:28:23,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:28:23,769 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:28:23,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:28:23,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:28:23,770 INFO L87 Difference]: Start difference. First operand 582 states and 718 transitions. Second operand 6 states. [2020-07-17 21:28:24,499 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:28:32,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:32,065 INFO L93 Difference]: Finished difference Result 1027 states and 1340 transitions. [2020-07-17 21:28:32,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 21:28:32,065 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-17 21:28:32,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:28:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:28:32,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 293 transitions. [2020-07-17 21:28:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:28:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 293 transitions. [2020-07-17 21:28:32,075 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 293 transitions. [2020-07-17 21:28:32,882 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 293 edges. 293 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:28:32,902 INFO L225 Difference]: With dead ends: 1027 [2020-07-17 21:28:32,903 INFO L226 Difference]: Without dead ends: 469 [2020-07-17 21:28:32,905 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-17 21:28:32,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2020-07-17 21:28:36,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 402. [2020-07-17 21:28:36,693 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:28:36,693 INFO L82 GeneralOperation]: Start isEquivalent. First operand 469 states. Second operand 402 states. [2020-07-17 21:28:36,694 INFO L74 IsIncluded]: Start isIncluded. First operand 469 states. Second operand 402 states. [2020-07-17 21:28:36,694 INFO L87 Difference]: Start difference. First operand 469 states. Second operand 402 states. [2020-07-17 21:28:36,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:36,713 INFO L93 Difference]: Finished difference Result 469 states and 570 transitions. [2020-07-17 21:28:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 570 transitions. [2020-07-17 21:28:36,715 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:28:36,715 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:28:36,716 INFO L74 IsIncluded]: Start isIncluded. First operand 402 states. Second operand 469 states. [2020-07-17 21:28:36,716 INFO L87 Difference]: Start difference. First operand 402 states. Second operand 469 states. [2020-07-17 21:28:36,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:36,736 INFO L93 Difference]: Finished difference Result 469 states and 570 transitions. [2020-07-17 21:28:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 570 transitions. [2020-07-17 21:28:36,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:28:36,738 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:28:36,738 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:28:36,738 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:28:36,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-07-17 21:28:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 461 transitions. [2020-07-17 21:28:36,753 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 461 transitions. Word has length 61 [2020-07-17 21:28:36,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:28:36,754 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 461 transitions. [2020-07-17 21:28:36,754 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:28:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 461 transitions. [2020-07-17 21:28:36,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-17 21:28:36,756 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:28:36,756 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:28:36,756 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:28:36,757 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:28:36,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:28:36,757 INFO L82 PathProgramCache]: Analyzing trace with hash 264696333, now seen corresponding path program 1 times [2020-07-17 21:28:36,757 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:28:36,757 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24298682] [2020-07-17 21:28:36,758 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:28:36,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,104 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:28:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,166 INFO L280 TraceCheckUtils]: 0: Hoare triple {9642#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,167 INFO L280 TraceCheckUtils]: 1: Hoare triple {9601#(= 1 ~waterLevel~0)} assume true; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,168 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9601#(= 1 ~waterLevel~0)} {9596#true} #479#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,171 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,172 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #397#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,175 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,176 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #399#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,179 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {9596#true} is VALID [2020-07-17 21:28:37,180 INFO L280 TraceCheckUtils]: 1: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,181 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #401#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,184 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,185 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #403#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,217 INFO L280 TraceCheckUtils]: 0: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:28:37,218 INFO L280 TraceCheckUtils]: 1: Hoare triple {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:28:37,219 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9601#(= 1 ~waterLevel~0)} #447#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,239 INFO L280 TraceCheckUtils]: 0: Hoare triple {9645#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9596#true} is VALID [2020-07-17 21:28:37,239 INFO L280 TraceCheckUtils]: 1: Hoare triple {9596#true} ~systemActive~0 := 0; {9596#true} is VALID [2020-07-17 21:28:37,240 INFO L280 TraceCheckUtils]: 2: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,240 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9596#true} {9614#(<= 2 ~waterLevel~0)} #453#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,279 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9596#true} is VALID [2020-07-17 21:28:37,279 INFO L280 TraceCheckUtils]: 1: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,280 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9596#true} {9596#true} #391#return; {9596#true} is VALID [2020-07-17 21:28:37,280 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} havoc ~tmp~4;havoc ~tmp___0~0; {9596#true} is VALID [2020-07-17 21:28:37,280 INFO L263 TraceCheckUtils]: 1: Hoare triple {9596#true} call #t~ret47 := getWaterLevel(); {9596#true} is VALID [2020-07-17 21:28:37,280 INFO L280 TraceCheckUtils]: 2: Hoare triple {9596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9596#true} is VALID [2020-07-17 21:28:37,281 INFO L280 TraceCheckUtils]: 3: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,281 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9596#true} {9596#true} #391#return; {9596#true} is VALID [2020-07-17 21:28:37,281 INFO L280 TraceCheckUtils]: 5: Hoare triple {9596#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9596#true} is VALID [2020-07-17 21:28:37,281 INFO L280 TraceCheckUtils]: 6: Hoare triple {9596#true} assume !(0 == ~tmp~4); {9596#true} is VALID [2020-07-17 21:28:37,282 INFO L280 TraceCheckUtils]: 7: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,282 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9596#true} {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} #463#return; {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,283 INFO L280 TraceCheckUtils]: 0: Hoare triple {9646#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,284 INFO L280 TraceCheckUtils]: 1: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,284 INFO L263 TraceCheckUtils]: 2: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9596#true} is VALID [2020-07-17 21:28:37,284 INFO L280 TraceCheckUtils]: 3: Hoare triple {9596#true} havoc ~tmp~4;havoc ~tmp___0~0; {9596#true} is VALID [2020-07-17 21:28:37,284 INFO L263 TraceCheckUtils]: 4: Hoare triple {9596#true} call #t~ret47 := getWaterLevel(); {9596#true} is VALID [2020-07-17 21:28:37,285 INFO L280 TraceCheckUtils]: 5: Hoare triple {9596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9596#true} is VALID [2020-07-17 21:28:37,285 INFO L280 TraceCheckUtils]: 6: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,285 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {9596#true} {9596#true} #391#return; {9596#true} is VALID [2020-07-17 21:28:37,285 INFO L280 TraceCheckUtils]: 8: Hoare triple {9596#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9596#true} is VALID [2020-07-17 21:28:37,285 INFO L280 TraceCheckUtils]: 9: Hoare triple {9596#true} assume !(0 == ~tmp~4); {9596#true} is VALID [2020-07-17 21:28:37,286 INFO L280 TraceCheckUtils]: 10: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,286 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9596#true} {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} #463#return; {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,287 INFO L280 TraceCheckUtils]: 12: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,288 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9614#(<= 2 ~waterLevel~0)} #455#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,306 INFO L280 TraceCheckUtils]: 0: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9659#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:28:37,307 INFO L280 TraceCheckUtils]: 1: Hoare triple {9659#(<= |old(~waterLevel~0)| 1)} assume true; {9659#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:28:37,308 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9659#(<= |old(~waterLevel~0)| 1)} {9614#(<= 2 ~waterLevel~0)} #447#return; {9597#false} is VALID [2020-07-17 21:28:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,311 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9596#true} is VALID [2020-07-17 21:28:37,311 INFO L280 TraceCheckUtils]: 1: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,311 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9596#true} {9597#false} #391#return; {9597#false} is VALID [2020-07-17 21:28:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,314 INFO L280 TraceCheckUtils]: 0: Hoare triple {9596#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {9596#true} is VALID [2020-07-17 21:28:37,315 INFO L280 TraceCheckUtils]: 1: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,315 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9596#true} {9597#false} #393#return; {9597#false} is VALID [2020-07-17 21:28:37,319 INFO L263 TraceCheckUtils]: 0: Hoare triple {9596#true} call ULTIMATE.init(); {9642#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:28:37,325 INFO L280 TraceCheckUtils]: 1: Hoare triple {9642#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,325 INFO L280 TraceCheckUtils]: 2: Hoare triple {9601#(= 1 ~waterLevel~0)} assume true; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,326 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9601#(= 1 ~waterLevel~0)} {9596#true} #479#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,326 INFO L263 TraceCheckUtils]: 4: Hoare triple {9601#(= 1 ~waterLevel~0)} call #t~ret71 := main(); {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,327 INFO L280 TraceCheckUtils]: 5: Hoare triple {9601#(= 1 ~waterLevel~0)} havoc ~retValue_acc~4;havoc ~tmp~0; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,327 INFO L263 TraceCheckUtils]: 6: Hoare triple {9601#(= 1 ~waterLevel~0)} call select_helpers(); {9596#true} is VALID [2020-07-17 21:28:37,327 INFO L280 TraceCheckUtils]: 7: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,329 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #397#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,329 INFO L263 TraceCheckUtils]: 9: Hoare triple {9601#(= 1 ~waterLevel~0)} call select_features(); {9596#true} is VALID [2020-07-17 21:28:37,329 INFO L280 TraceCheckUtils]: 10: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,330 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #399#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,330 INFO L263 TraceCheckUtils]: 12: Hoare triple {9601#(= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {9596#true} is VALID [2020-07-17 21:28:37,330 INFO L280 TraceCheckUtils]: 13: Hoare triple {9596#true} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {9596#true} is VALID [2020-07-17 21:28:37,330 INFO L280 TraceCheckUtils]: 14: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,331 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #401#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,351 INFO L280 TraceCheckUtils]: 16: Hoare triple {9601#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,352 INFO L280 TraceCheckUtils]: 17: Hoare triple {9601#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,352 INFO L263 TraceCheckUtils]: 18: Hoare triple {9601#(= 1 ~waterLevel~0)} call setup(); {9596#true} is VALID [2020-07-17 21:28:37,352 INFO L280 TraceCheckUtils]: 19: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,353 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9596#true} {9601#(= 1 ~waterLevel~0)} #403#return; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,353 INFO L263 TraceCheckUtils]: 21: Hoare triple {9601#(= 1 ~waterLevel~0)} call runTest(); {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,354 INFO L263 TraceCheckUtils]: 22: Hoare triple {9601#(= 1 ~waterLevel~0)} call test(); {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,354 INFO L280 TraceCheckUtils]: 23: Hoare triple {9601#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,354 INFO L280 TraceCheckUtils]: 24: Hoare triple {9601#(= 1 ~waterLevel~0)} assume !false; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,355 INFO L280 TraceCheckUtils]: 25: Hoare triple {9601#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,355 INFO L280 TraceCheckUtils]: 26: Hoare triple {9601#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp~6 := #t~nondet67;havoc #t~nondet67; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,356 INFO L280 TraceCheckUtils]: 27: Hoare triple {9601#(= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {9601#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,356 INFO L263 TraceCheckUtils]: 28: Hoare triple {9601#(= 1 ~waterLevel~0)} call waterRise(); {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,357 INFO L280 TraceCheckUtils]: 29: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:28:37,358 INFO L280 TraceCheckUtils]: 30: Hoare triple {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:28:37,358 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9601#(= 1 ~waterLevel~0)} #447#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,358 INFO L280 TraceCheckUtils]: 32: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp___0~1 := #t~nondet68;havoc #t~nondet68; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,362 INFO L280 TraceCheckUtils]: 33: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,363 INFO L280 TraceCheckUtils]: 34: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___2~0 := #t~nondet69;havoc #t~nondet69; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,363 INFO L280 TraceCheckUtils]: 35: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___1~0 := #t~nondet70;havoc #t~nondet70; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,366 INFO L280 TraceCheckUtils]: 36: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,367 INFO L263 TraceCheckUtils]: 37: Hoare triple {9614#(<= 2 ~waterLevel~0)} call stopSystem(); {9645#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:28:37,367 INFO L280 TraceCheckUtils]: 38: Hoare triple {9645#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9596#true} is VALID [2020-07-17 21:28:37,367 INFO L280 TraceCheckUtils]: 39: Hoare triple {9596#true} ~systemActive~0 := 0; {9596#true} is VALID [2020-07-17 21:28:37,367 INFO L280 TraceCheckUtils]: 40: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,369 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9596#true} {9614#(<= 2 ~waterLevel~0)} #453#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,370 INFO L263 TraceCheckUtils]: 42: Hoare triple {9614#(<= 2 ~waterLevel~0)} call timeShift(); {9646#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} is VALID [2020-07-17 21:28:37,371 INFO L280 TraceCheckUtils]: 43: Hoare triple {9646#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,373 INFO L280 TraceCheckUtils]: 44: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,374 INFO L263 TraceCheckUtils]: 45: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9596#true} is VALID [2020-07-17 21:28:37,374 INFO L280 TraceCheckUtils]: 46: Hoare triple {9596#true} havoc ~tmp~4;havoc ~tmp___0~0; {9596#true} is VALID [2020-07-17 21:28:37,374 INFO L263 TraceCheckUtils]: 47: Hoare triple {9596#true} call #t~ret47 := getWaterLevel(); {9596#true} is VALID [2020-07-17 21:28:37,374 INFO L280 TraceCheckUtils]: 48: Hoare triple {9596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9596#true} is VALID [2020-07-17 21:28:37,374 INFO L280 TraceCheckUtils]: 49: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,375 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9596#true} {9596#true} #391#return; {9596#true} is VALID [2020-07-17 21:28:37,375 INFO L280 TraceCheckUtils]: 51: Hoare triple {9596#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9596#true} is VALID [2020-07-17 21:28:37,375 INFO L280 TraceCheckUtils]: 52: Hoare triple {9596#true} assume !(0 == ~tmp~4); {9596#true} is VALID [2020-07-17 21:28:37,375 INFO L280 TraceCheckUtils]: 53: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,376 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9596#true} {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} #463#return; {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,378 INFO L280 TraceCheckUtils]: 55: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,380 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9614#(<= 2 ~waterLevel~0)} #455#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,381 INFO L280 TraceCheckUtils]: 57: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume !false; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,381 INFO L280 TraceCheckUtils]: 58: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,382 INFO L280 TraceCheckUtils]: 59: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp~6 := #t~nondet67;havoc #t~nondet67; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,383 INFO L280 TraceCheckUtils]: 60: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~6; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,383 INFO L263 TraceCheckUtils]: 61: Hoare triple {9614#(<= 2 ~waterLevel~0)} call waterRise(); {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:28:37,384 INFO L280 TraceCheckUtils]: 62: Hoare triple {9643#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9659#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:28:37,385 INFO L280 TraceCheckUtils]: 63: Hoare triple {9659#(<= |old(~waterLevel~0)| 1)} assume true; {9659#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:28:37,385 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9659#(<= |old(~waterLevel~0)| 1)} {9614#(<= 2 ~waterLevel~0)} #447#return; {9597#false} is VALID [2020-07-17 21:28:37,386 INFO L280 TraceCheckUtils]: 65: Hoare triple {9597#false} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp___0~1 := #t~nondet68;havoc #t~nondet68; {9597#false} is VALID [2020-07-17 21:28:37,386 INFO L280 TraceCheckUtils]: 66: Hoare triple {9597#false} assume !(0 != ~tmp___0~1); {9597#false} is VALID [2020-07-17 21:28:37,386 INFO L280 TraceCheckUtils]: 67: Hoare triple {9597#false} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___2~0 := #t~nondet69;havoc #t~nondet69; {9597#false} is VALID [2020-07-17 21:28:37,386 INFO L280 TraceCheckUtils]: 68: Hoare triple {9597#false} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___1~0 := #t~nondet70;havoc #t~nondet70; {9597#false} is VALID [2020-07-17 21:28:37,386 INFO L280 TraceCheckUtils]: 69: Hoare triple {9597#false} assume !(0 != ~tmp___1~0); {9597#false} is VALID [2020-07-17 21:28:37,387 INFO L263 TraceCheckUtils]: 70: Hoare triple {9597#false} call timeShift(); {9597#false} is VALID [2020-07-17 21:28:37,387 INFO L280 TraceCheckUtils]: 71: Hoare triple {9597#false} assume !(0 != ~pumpRunning~0); {9597#false} is VALID [2020-07-17 21:28:37,387 INFO L280 TraceCheckUtils]: 72: Hoare triple {9597#false} assume !(0 != ~systemActive~0); {9597#false} is VALID [2020-07-17 21:28:37,387 INFO L263 TraceCheckUtils]: 73: Hoare triple {9597#false} call __utac_acc__Specification4_spec__1(); {9597#false} is VALID [2020-07-17 21:28:37,387 INFO L280 TraceCheckUtils]: 74: Hoare triple {9597#false} havoc ~tmp~4;havoc ~tmp___0~0; {9597#false} is VALID [2020-07-17 21:28:37,388 INFO L263 TraceCheckUtils]: 75: Hoare triple {9597#false} call #t~ret47 := getWaterLevel(); {9596#true} is VALID [2020-07-17 21:28:37,388 INFO L280 TraceCheckUtils]: 76: Hoare triple {9596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9596#true} is VALID [2020-07-17 21:28:37,388 INFO L280 TraceCheckUtils]: 77: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,388 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9596#true} {9597#false} #391#return; {9597#false} is VALID [2020-07-17 21:28:37,388 INFO L280 TraceCheckUtils]: 79: Hoare triple {9597#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9597#false} is VALID [2020-07-17 21:28:37,388 INFO L280 TraceCheckUtils]: 80: Hoare triple {9597#false} assume 0 == ~tmp~4; {9597#false} is VALID [2020-07-17 21:28:37,389 INFO L263 TraceCheckUtils]: 81: Hoare triple {9597#false} call #t~ret48 := isPumpRunning(); {9596#true} is VALID [2020-07-17 21:28:37,389 INFO L280 TraceCheckUtils]: 82: Hoare triple {9596#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {9596#true} is VALID [2020-07-17 21:28:37,389 INFO L280 TraceCheckUtils]: 83: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,389 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9596#true} {9597#false} #393#return; {9597#false} is VALID [2020-07-17 21:28:37,389 INFO L280 TraceCheckUtils]: 85: Hoare triple {9597#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {9597#false} is VALID [2020-07-17 21:28:37,390 INFO L280 TraceCheckUtils]: 86: Hoare triple {9597#false} assume 0 != ~tmp___0~0; {9597#false} is VALID [2020-07-17 21:28:37,390 INFO L263 TraceCheckUtils]: 87: Hoare triple {9597#false} call __automaton_fail(); {9597#false} is VALID [2020-07-17 21:28:37,390 INFO L280 TraceCheckUtils]: 88: Hoare triple {9597#false} assume !false; {9597#false} is VALID [2020-07-17 21:28:37,407 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-17 21:28:37,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24298682] [2020-07-17 21:28:37,408 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577494554] [2020-07-17 21:28:37,408 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 21:28:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,592 INFO L264 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-17 21:28:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:28:37,636 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 21:28:37,880 INFO L263 TraceCheckUtils]: 0: Hoare triple {9596#true} call ULTIMATE.init(); {9596#true} is VALID [2020-07-17 21:28:37,887 INFO L280 TraceCheckUtils]: 1: Hoare triple {9596#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,887 INFO L280 TraceCheckUtils]: 2: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume true; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,888 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9666#(<= 1 ~waterLevel~0)} {9596#true} #479#return; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,889 INFO L263 TraceCheckUtils]: 4: Hoare triple {9666#(<= 1 ~waterLevel~0)} call #t~ret71 := main(); {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,889 INFO L280 TraceCheckUtils]: 5: Hoare triple {9666#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~4;havoc ~tmp~0; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,890 INFO L263 TraceCheckUtils]: 6: Hoare triple {9666#(<= 1 ~waterLevel~0)} call select_helpers(); {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,890 INFO L280 TraceCheckUtils]: 7: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume true; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,891 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9666#(<= 1 ~waterLevel~0)} {9666#(<= 1 ~waterLevel~0)} #397#return; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,892 INFO L263 TraceCheckUtils]: 9: Hoare triple {9666#(<= 1 ~waterLevel~0)} call select_features(); {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,892 INFO L280 TraceCheckUtils]: 10: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume true; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,893 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9666#(<= 1 ~waterLevel~0)} {9666#(<= 1 ~waterLevel~0)} #399#return; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,894 INFO L263 TraceCheckUtils]: 12: Hoare triple {9666#(<= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,894 INFO L280 TraceCheckUtils]: 13: Hoare triple {9666#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~3;~retValue_acc~3 := 1;#res := ~retValue_acc~3; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,895 INFO L280 TraceCheckUtils]: 14: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume true; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,895 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9666#(<= 1 ~waterLevel~0)} {9666#(<= 1 ~waterLevel~0)} #401#return; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,896 INFO L280 TraceCheckUtils]: 16: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,896 INFO L280 TraceCheckUtils]: 17: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,897 INFO L263 TraceCheckUtils]: 18: Hoare triple {9666#(<= 1 ~waterLevel~0)} call setup(); {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,898 INFO L280 TraceCheckUtils]: 19: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume true; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,898 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9666#(<= 1 ~waterLevel~0)} {9666#(<= 1 ~waterLevel~0)} #403#return; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,899 INFO L263 TraceCheckUtils]: 21: Hoare triple {9666#(<= 1 ~waterLevel~0)} call runTest(); {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,900 INFO L263 TraceCheckUtils]: 22: Hoare triple {9666#(<= 1 ~waterLevel~0)} call test(); {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,900 INFO L280 TraceCheckUtils]: 23: Hoare triple {9666#(<= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,901 INFO L280 TraceCheckUtils]: 24: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume !false; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,904 INFO L280 TraceCheckUtils]: 25: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,905 INFO L280 TraceCheckUtils]: 26: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp~6 := #t~nondet67;havoc #t~nondet67; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,906 INFO L280 TraceCheckUtils]: 27: Hoare triple {9666#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~6; {9666#(<= 1 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,906 INFO L263 TraceCheckUtils]: 28: Hoare triple {9666#(<= 1 ~waterLevel~0)} call waterRise(); {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:28:37,907 INFO L280 TraceCheckUtils]: 29: Hoare triple {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:28:37,908 INFO L280 TraceCheckUtils]: 30: Hoare triple {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-17 21:28:37,909 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9644#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9666#(<= 1 ~waterLevel~0)} #447#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,910 INFO L280 TraceCheckUtils]: 32: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp___0~1 := #t~nondet68;havoc #t~nondet68; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,911 INFO L280 TraceCheckUtils]: 33: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~1); {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,912 INFO L280 TraceCheckUtils]: 34: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___2~0 := #t~nondet69;havoc #t~nondet69; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,912 INFO L280 TraceCheckUtils]: 35: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___1~0 := #t~nondet70;havoc #t~nondet70; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,913 INFO L280 TraceCheckUtils]: 36: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,913 INFO L263 TraceCheckUtils]: 37: Hoare triple {9614#(<= 2 ~waterLevel~0)} call stopSystem(); {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,914 INFO L280 TraceCheckUtils]: 38: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,915 INFO L280 TraceCheckUtils]: 39: Hoare triple {9614#(<= 2 ~waterLevel~0)} ~systemActive~0 := 0; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,915 INFO L280 TraceCheckUtils]: 40: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume true; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,916 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9614#(<= 2 ~waterLevel~0)} {9614#(<= 2 ~waterLevel~0)} #453#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,916 INFO L263 TraceCheckUtils]: 42: Hoare triple {9614#(<= 2 ~waterLevel~0)} call timeShift(); {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:28:37,917 INFO L280 TraceCheckUtils]: 43: Hoare triple {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:28:37,917 INFO L280 TraceCheckUtils]: 44: Hoare triple {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~systemActive~0); {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:28:37,918 INFO L263 TraceCheckUtils]: 45: Hoare triple {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} call __utac_acc__Specification4_spec__1(); {9596#true} is VALID [2020-07-17 21:28:37,918 INFO L280 TraceCheckUtils]: 46: Hoare triple {9596#true} havoc ~tmp~4;havoc ~tmp___0~0; {9596#true} is VALID [2020-07-17 21:28:37,918 INFO L263 TraceCheckUtils]: 47: Hoare triple {9596#true} call #t~ret47 := getWaterLevel(); {9596#true} is VALID [2020-07-17 21:28:37,918 INFO L280 TraceCheckUtils]: 48: Hoare triple {9596#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9596#true} is VALID [2020-07-17 21:28:37,918 INFO L280 TraceCheckUtils]: 49: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,918 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9596#true} {9596#true} #391#return; {9596#true} is VALID [2020-07-17 21:28:37,919 INFO L280 TraceCheckUtils]: 51: Hoare triple {9596#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9596#true} is VALID [2020-07-17 21:28:37,919 INFO L280 TraceCheckUtils]: 52: Hoare triple {9596#true} assume !(0 == ~tmp~4); {9596#true} is VALID [2020-07-17 21:28:37,919 INFO L280 TraceCheckUtils]: 53: Hoare triple {9596#true} assume true; {9596#true} is VALID [2020-07-17 21:28:37,920 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9596#true} {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} #463#return; {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:28:37,920 INFO L280 TraceCheckUtils]: 55: Hoare triple {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume true; {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:28:37,921 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} {9614#(<= 2 ~waterLevel~0)} #455#return; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,922 INFO L280 TraceCheckUtils]: 57: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume !false; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,923 INFO L280 TraceCheckUtils]: 58: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,923 INFO L280 TraceCheckUtils]: 59: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet67 && #t~nondet67 <= 2147483647;~tmp~6 := #t~nondet67;havoc #t~nondet67; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,924 INFO L280 TraceCheckUtils]: 60: Hoare triple {9614#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~6; {9614#(<= 2 ~waterLevel~0)} is VALID [2020-07-17 21:28:37,924 INFO L263 TraceCheckUtils]: 61: Hoare triple {9614#(<= 2 ~waterLevel~0)} call waterRise(); {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-17 21:28:37,925 INFO L280 TraceCheckUtils]: 62: Hoare triple {9748#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9659#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:28:37,926 INFO L280 TraceCheckUtils]: 63: Hoare triple {9659#(<= |old(~waterLevel~0)| 1)} assume true; {9659#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-17 21:28:37,927 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9659#(<= |old(~waterLevel~0)| 1)} {9614#(<= 2 ~waterLevel~0)} #447#return; {9597#false} is VALID [2020-07-17 21:28:37,927 INFO L280 TraceCheckUtils]: 65: Hoare triple {9597#false} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp___0~1 := #t~nondet68;havoc #t~nondet68; {9597#false} is VALID [2020-07-17 21:28:37,927 INFO L280 TraceCheckUtils]: 66: Hoare triple {9597#false} assume !(0 != ~tmp___0~1); {9597#false} is VALID [2020-07-17 21:28:37,927 INFO L280 TraceCheckUtils]: 67: Hoare triple {9597#false} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___2~0 := #t~nondet69;havoc #t~nondet69; {9597#false} is VALID [2020-07-17 21:28:37,927 INFO L280 TraceCheckUtils]: 68: Hoare triple {9597#false} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___1~0 := #t~nondet70;havoc #t~nondet70; {9597#false} is VALID [2020-07-17 21:28:37,928 INFO L280 TraceCheckUtils]: 69: Hoare triple {9597#false} assume !(0 != ~tmp___1~0); {9597#false} is VALID [2020-07-17 21:28:37,928 INFO L263 TraceCheckUtils]: 70: Hoare triple {9597#false} call timeShift(); {9597#false} is VALID [2020-07-17 21:28:37,928 INFO L280 TraceCheckUtils]: 71: Hoare triple {9597#false} assume !(0 != ~pumpRunning~0); {9597#false} is VALID [2020-07-17 21:28:37,928 INFO L280 TraceCheckUtils]: 72: Hoare triple {9597#false} assume !(0 != ~systemActive~0); {9597#false} is VALID [2020-07-17 21:28:37,928 INFO L263 TraceCheckUtils]: 73: Hoare triple {9597#false} call __utac_acc__Specification4_spec__1(); {9597#false} is VALID [2020-07-17 21:28:37,929 INFO L280 TraceCheckUtils]: 74: Hoare triple {9597#false} havoc ~tmp~4;havoc ~tmp___0~0; {9597#false} is VALID [2020-07-17 21:28:37,929 INFO L263 TraceCheckUtils]: 75: Hoare triple {9597#false} call #t~ret47 := getWaterLevel(); {9597#false} is VALID [2020-07-17 21:28:37,929 INFO L280 TraceCheckUtils]: 76: Hoare triple {9597#false} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {9597#false} is VALID [2020-07-17 21:28:37,929 INFO L280 TraceCheckUtils]: 77: Hoare triple {9597#false} assume true; {9597#false} is VALID [2020-07-17 21:28:37,929 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9597#false} {9597#false} #391#return; {9597#false} is VALID [2020-07-17 21:28:37,929 INFO L280 TraceCheckUtils]: 79: Hoare triple {9597#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9597#false} is VALID [2020-07-17 21:28:37,930 INFO L280 TraceCheckUtils]: 80: Hoare triple {9597#false} assume 0 == ~tmp~4; {9597#false} is VALID [2020-07-17 21:28:37,930 INFO L263 TraceCheckUtils]: 81: Hoare triple {9597#false} call #t~ret48 := isPumpRunning(); {9597#false} is VALID [2020-07-17 21:28:37,930 INFO L280 TraceCheckUtils]: 82: Hoare triple {9597#false} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {9597#false} is VALID [2020-07-17 21:28:37,930 INFO L280 TraceCheckUtils]: 83: Hoare triple {9597#false} assume true; {9597#false} is VALID [2020-07-17 21:28:37,930 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9597#false} {9597#false} #393#return; {9597#false} is VALID [2020-07-17 21:28:37,930 INFO L280 TraceCheckUtils]: 85: Hoare triple {9597#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {9597#false} is VALID [2020-07-17 21:28:37,931 INFO L280 TraceCheckUtils]: 86: Hoare triple {9597#false} assume 0 != ~tmp___0~0; {9597#false} is VALID [2020-07-17 21:28:37,931 INFO L263 TraceCheckUtils]: 87: Hoare triple {9597#false} call __automaton_fail(); {9597#false} is VALID [2020-07-17 21:28:37,931 INFO L280 TraceCheckUtils]: 88: Hoare triple {9597#false} assume !false; {9597#false} is VALID [2020-07-17 21:28:37,940 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-17 21:28:37,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-17 21:28:37,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2020-07-17 21:28:37,942 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248914445] [2020-07-17 21:28:37,942 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2020-07-17 21:28:37,944 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:28:37,945 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-17 21:28:38,133 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:28:38,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 21:28:38,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:28:38,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 21:28:38,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-07-17 21:28:38,134 INFO L87 Difference]: Start difference. First operand 402 states and 461 transitions. Second operand 12 states. [2020-07-17 21:28:39,149 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-17 21:28:42,678 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:28:50,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:50,350 INFO L93 Difference]: Finished difference Result 565 states and 675 transitions. [2020-07-17 21:28:50,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 21:28:50,350 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2020-07-17 21:28:50,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:28:50,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:28:50,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 272 transitions. [2020-07-17 21:28:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-17 21:28:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 272 transitions. [2020-07-17 21:28:50,360 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 272 transitions. [2020-07-17 21:28:51,185 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 272 edges. 272 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:28:51,186 INFO L225 Difference]: With dead ends: 565 [2020-07-17 21:28:51,186 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 21:28:51,189 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-07-17 21:28:51,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 21:28:51,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 21:28:51,189 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:28:51,190 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-17 21:28:51,190 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 21:28:51,190 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 21:28:51,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:51,191 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 21:28:51,191 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:28:51,191 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:28:51,191 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:28:51,191 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-17 21:28:51,191 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-17 21:28:51,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:28:51,192 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-17 21:28:51,192 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:28:51,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:28:51,192 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:28:51,192 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:28:51,192 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:28:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 21:28:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 21:28:51,193 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2020-07-17 21:28:51,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:28:51,193 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 21:28:51,193 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 21:28:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 21:28:51,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:28:51,403 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-17 21:28:51,407 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 21:28:51,690 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 222 [2020-07-17 21:28:51,843 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 221 [2020-07-17 21:28:51,954 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-07-17 21:28:52,738 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 226 [2020-07-17 21:28:52,864 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 226 [2020-07-17 21:28:55,531 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 220 [2020-07-17 21:28:56,407 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 21:28:56,547 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 22 [2020-07-17 21:28:56,947 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:28:57,557 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-07-17 21:28:57,755 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-17 21:28:57,998 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-07-17 21:28:58,146 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-07-17 21:28:58,566 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:28:58,966 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:28:59,477 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2020-07-17 21:28:59,699 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:29:00,450 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-07-17 21:29:00,667 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:29:01,342 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-17 21:29:02,135 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2020-07-17 21:29:02,448 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:29:03,226 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-17 21:29:03,924 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-07-17 21:29:04,129 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-17 21:29:04,579 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:29:04,832 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-07-17 21:29:05,235 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:29:05,638 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-17 21:29:06,214 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-17 21:29:06,636 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-17 21:29:06,928 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-07-17 21:29:07,463 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-17 21:29:07,470 INFO L268 CegarLoopResult]: For program point L346(lines 346 350) no Hoare annotation was computed. [2020-07-17 21:29:07,471 INFO L268 CegarLoopResult]: For program point L346-1(lines 346 350) no Hoare annotation was computed. [2020-07-17 21:29:07,471 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-07-17 21:29:07,471 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 315 370) no Hoare annotation was computed. [2020-07-17 21:29:07,471 INFO L268 CegarLoopResult]: For program point L340-2(lines 340 361) no Hoare annotation was computed. [2020-07-17 21:29:07,471 INFO L268 CegarLoopResult]: For program point L362(lines 339 363) no Hoare annotation was computed. [2020-07-17 21:29:07,471 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 315 370) no Hoare annotation was computed. [2020-07-17 21:29:07,472 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 315 370) no Hoare annotation was computed. [2020-07-17 21:29:07,472 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-07-17 21:29:07,472 INFO L268 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-07-17 21:29:07,472 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 371 430) no Hoare annotation was computed. [2020-07-17 21:29:07,472 INFO L268 CegarLoopResult]: For program point L403(lines 403 407) no Hoare annotation was computed. [2020-07-17 21:29:07,473 INFO L268 CegarLoopResult]: For program point L403-1(lines 403 407) no Hoare annotation was computed. [2020-07-17 21:29:07,473 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 371 430) no Hoare annotation was computed. [2020-07-17 21:29:07,473 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-17 21:29:07,473 INFO L268 CegarLoopResult]: For program point L397-2(lines 397 422) no Hoare annotation was computed. [2020-07-17 21:29:07,473 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 371 430) no Hoare annotation was computed. [2020-07-17 21:29:07,473 INFO L268 CegarLoopResult]: For program point L423(lines 396 424) no Hoare annotation was computed. [2020-07-17 21:29:07,474 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 147 153) the Hoare annotation is: true [2020-07-17 21:29:07,474 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 147 153) no Hoare annotation was computed. [2020-07-17 21:29:07,474 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 154 162) no Hoare annotation was computed. [2020-07-17 21:29:07,474 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 154 162) the Hoare annotation is: true [2020-07-17 21:29:07,474 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 154 162) no Hoare annotation was computed. [2020-07-17 21:29:07,474 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-17 21:29:07,475 INFO L268 CegarLoopResult]: For program point L641-1(line 641) no Hoare annotation was computed. [2020-07-17 21:29:07,475 INFO L268 CegarLoopResult]: For program point L639(lines 639 652) no Hoare annotation was computed. [2020-07-17 21:29:07,475 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 631 655) the Hoare annotation is: true [2020-07-17 21:29:07,475 INFO L268 CegarLoopResult]: For program point L639-1(lines 631 655) no Hoare annotation was computed. [2020-07-17 21:29:07,475 INFO L271 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: true [2020-07-17 21:29:07,475 INFO L268 CegarLoopResult]: For program point L637-1(line 637) no Hoare annotation was computed. [2020-07-17 21:29:07,475 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 631 655) no Hoare annotation was computed. [2020-07-17 21:29:07,475 INFO L264 CegarLoopResult]: At program point L645(line 645) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-17 21:29:07,476 INFO L268 CegarLoopResult]: For program point L643(lines 643 649) no Hoare annotation was computed. [2020-07-17 21:29:07,476 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 239 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:29:07,476 INFO L264 CegarLoopResult]: At program point L251(line 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:29:07,476 INFO L264 CegarLoopResult]: At program point L251-1(line 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:29:07,476 INFO L268 CegarLoopResult]: For program point L249(lines 249 256) no Hoare annotation was computed. [2020-07-17 21:29:07,476 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 239 261) no Hoare annotation was computed. [2020-07-17 21:29:07,476 INFO L268 CegarLoopResult]: For program point L249-1(lines 249 256) no Hoare annotation was computed. [2020-07-17 21:29:07,476 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-07-17 21:29:07,477 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:29:07,477 INFO L264 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:29:07,477 INFO L264 CegarLoopResult]: At program point L245-1(line 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:29:07,477 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 239 261) no Hoare annotation was computed. [2020-07-17 21:29:07,477 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 197 220) no Hoare annotation was computed. [2020-07-17 21:29:07,477 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 197 220) no Hoare annotation was computed. [2020-07-17 21:29:07,477 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 197 220) no Hoare annotation was computed. [2020-07-17 21:29:07,477 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-17 21:29:07,478 INFO L268 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-07-17 21:29:07,479 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-17 21:29:07,479 INFO L268 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-07-17 21:29:07,479 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-17 21:29:07,479 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 793 807) no Hoare annotation was computed. [2020-07-17 21:29:07,479 INFO L264 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:29:07,479 INFO L268 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2020-07-17 21:29:07,479 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 793 807) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-17 21:29:07,479 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 793 807) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 748 756) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 748 756) the Hoare annotation is: true [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 748 756) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 757 792) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point L776(lines 776 784) no Hoare annotation was computed. [2020-07-17 21:29:07,480 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 757 792) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point L776-2(lines 776 784) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 757 792) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 140 146) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 140 146) the Hoare annotation is: true [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 269 314) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 269 314) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 269 314) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point L602(lines 602 609) no Hoare annotation was computed. [2020-07-17 21:29:07,481 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 582 627) no Hoare annotation was computed. [2020-07-17 21:29:07,482 INFO L268 CegarLoopResult]: For program point L596(lines 596 616) no Hoare annotation was computed. [2020-07-17 21:29:07,482 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 616) no Hoare annotation was computed. [2020-07-17 21:29:07,482 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 582 627) no Hoare annotation was computed. [2020-07-17 21:29:07,482 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 582 627) no Hoare annotation was computed. [2020-07-17 21:29:07,482 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 229 238) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:29:07,482 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 229 238) no Hoare annotation was computed. [2020-07-17 21:29:07,482 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 229 238) no Hoare annotation was computed. [2020-07-17 21:29:07,482 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 737 747) the Hoare annotation is: true [2020-07-17 21:29:07,483 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 737 747) no Hoare annotation was computed. [2020-07-17 21:29:07,483 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 737 747) no Hoare annotation was computed. [2020-07-17 21:29:07,483 INFO L271 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: true [2020-07-17 21:29:07,483 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-07-17 21:29:07,483 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 729 736) the Hoare annotation is: true [2020-07-17 21:29:07,483 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 729 736) no Hoare annotation was computed. [2020-07-17 21:29:07,483 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 729 736) no Hoare annotation was computed. [2020-07-17 21:29:07,483 INFO L268 CegarLoopResult]: For program point L704(lines 704 712) no Hoare annotation was computed. [2020-07-17 21:29:07,484 INFO L264 CegarLoopResult]: At program point L702(line 702) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:29:07,484 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-07-17 21:29:07,484 INFO L268 CegarLoopResult]: For program point L700(lines 700 717) no Hoare annotation was computed. [2020-07-17 21:29:07,484 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 696 720) no Hoare annotation was computed. [2020-07-17 21:29:07,484 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 696 720) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:29:07,484 INFO L264 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:29:07,484 INFO L268 CegarLoopResult]: For program point L715-1(lines 696 720) no Hoare annotation was computed. [2020-07-17 21:29:07,484 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:29:07,485 INFO L264 CegarLoopResult]: At program point L706(line 706) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-17 21:29:07,485 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 688 694) no Hoare annotation was computed. [2020-07-17 21:29:07,485 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 688 694) the Hoare annotation is: true [2020-07-17 21:29:07,485 INFO L268 CegarLoopResult]: For program point L865(lines 865 871) no Hoare annotation was computed. [2020-07-17 21:29:07,485 INFO L264 CegarLoopResult]: At program point L865-1(lines 857 872) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:29:07,485 INFO L264 CegarLoopResult]: At program point testENTRY(lines 817 884) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-17 21:29:07,485 INFO L268 CegarLoopResult]: For program point L828(lines 827 876) no Hoare annotation was computed. [2020-07-17 21:29:07,486 INFO L264 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:29:07,486 INFO L268 CegarLoopResult]: For program point L857(lines 857 872) no Hoare annotation was computed. [2020-07-17 21:29:07,486 INFO L268 CegarLoopResult]: For program point testFINAL(lines 817 884) no Hoare annotation was computed. [2020-07-17 21:29:07,486 INFO L264 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:29:07,486 INFO L268 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2020-07-17 21:29:07,486 INFO L268 CegarLoopResult]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2020-07-17 21:29:07,486 INFO L264 CegarLoopResult]: At program point L874(lines 827 876) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:29:07,487 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-17 21:29:07,487 INFO L268 CegarLoopResult]: For program point L837(lines 837 843) no Hoare annotation was computed. [2020-07-17 21:29:07,487 INFO L268 CegarLoopResult]: For program point L837-1(lines 837 843) no Hoare annotation was computed. [2020-07-17 21:29:07,487 INFO L268 CegarLoopResult]: For program point L829(lines 829 833) no Hoare annotation was computed. [2020-07-17 21:29:07,487 INFO L264 CegarLoopResult]: At program point L877(lines 826 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 21:29:07,487 INFO L264 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2020-07-17 21:29:07,487 INFO L268 CegarLoopResult]: For program point testEXIT(lines 817 884) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 536 581) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 536 581) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 536 581) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point L556(lines 556 563) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point L550(lines 550 570) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point L550-1(lines 550 570) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-17 21:29:07,488 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 130 139) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 130 139) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 130 139) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point L479(lines 479 520) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 433 535) no Hoare annotation was computed. [2020-07-17 21:29:07,489 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point L498-1(line 498) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point L521(lines 521 532) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 433 535) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point L484(lines 484 488) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point L482-2(lines 482 502) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point L503(lines 481 504) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 433 535) no Hoare annotation was computed. [2020-07-17 21:29:07,490 INFO L268 CegarLoopResult]: For program point L462(lines 462 478) no Hoare annotation was computed. [2020-07-17 21:29:07,491 INFO L268 CegarLoopResult]: For program point L522(lines 522 529) no Hoare annotation was computed. [2020-07-17 21:29:07,491 INFO L268 CegarLoopResult]: For program point L483(lines 482 502) no Hoare annotation was computed. [2020-07-17 21:29:07,491 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-17 21:29:07,491 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:29:07,491 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-17 21:29:07,492 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:29:07,492 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 721 728) no Hoare annotation was computed. [2020-07-17 21:29:07,492 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 721 728) no Hoare annotation was computed. [2020-07-17 21:29:07,492 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 721 728) no Hoare annotation was computed. [2020-07-17 21:29:07,492 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-17 21:29:07,492 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-17 21:29:07,492 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-17 21:29:07,492 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-17 21:29:07,493 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-17 21:29:07,493 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-17 21:29:07,493 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:29:07,493 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-17 21:29:07,493 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:29:07,493 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-17 21:29:07,493 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-17 21:29:07,493 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-17 21:29:07,493 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-17 21:29:07,494 INFO L268 CegarLoopResult]: For program point L668(lines 667 686) no Hoare annotation was computed. [2020-07-17 21:29:07,494 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 664 687) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-17 21:29:07,494 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 664 687) no Hoare annotation was computed. [2020-07-17 21:29:07,494 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 664 687) no Hoare annotation was computed. [2020-07-17 21:29:07,494 INFO L264 CegarLoopResult]: At program point L677(line 677) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-07-17 21:29:07,494 INFO L264 CegarLoopResult]: At program point L675(lines 675 681) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-17 21:29:07,494 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 166 195) no Hoare annotation was computed. [2020-07-17 21:29:07,495 INFO L271 CegarLoopResult]: At program point L191(lines 166 195) the Hoare annotation is: true [2020-07-17 21:29:07,495 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 166 195) the Hoare annotation is: true [2020-07-17 21:29:07,495 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-17 21:29:07,495 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-17 21:29:07,495 INFO L271 CegarLoopResult]: At program point L180-1(lines 180 184) the Hoare annotation is: true [2020-07-17 21:29:07,495 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-17 21:29:07,495 INFO L271 CegarLoopResult]: At program point L176-2(lines 176 190) the Hoare annotation is: true [2020-07-17 21:29:07,495 INFO L271 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: true [2020-07-17 21:29:07,496 INFO L268 CegarLoopResult]: For program point L172-1(line 172) no Hoare annotation was computed. [2020-07-17 21:29:07,496 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-17 21:29:07,496 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-17 21:29:07,496 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-17 21:29:07,496 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 221 227) no Hoare annotation was computed. [2020-07-17 21:29:07,496 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 221 227) the Hoare annotation is: true [2020-07-17 21:29:07,496 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 21:29:07,496 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-17 21:29:07,496 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 21:29:07,497 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 21:29:07,497 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 808 815) no Hoare annotation was computed. [2020-07-17 21:29:07,497 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 808 815) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 (not (= 1 ~waterLevel~0)) .cse1))) [2020-07-17 21:29:07,497 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 808 815) no Hoare annotation was computed. [2020-07-17 21:29:07,497 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-17 21:29:07,497 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-17 21:29:07,497 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-17 21:29:07,498 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 886 893) no Hoare annotation was computed. [2020-07-17 21:29:07,498 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2020-07-17 21:29:07,498 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 886 893) the Hoare annotation is: true [2020-07-17 21:29:07,498 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 886 893) no Hoare annotation was computed. [2020-07-17 21:29:07,503 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:29:07,503 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:29:07,503 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:29:07,503 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:29:07,506 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:29:07,507 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:29:07,510 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:29:07,510 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:29:07,511 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:29:07,511 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:29:07,511 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:29:07,511 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:29:07,519 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:29:07,520 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:29:07,520 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:29:07,520 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: L76-1 has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: L76-1 has no Hoare annotation [2020-07-17 21:29:07,521 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:29:07,522 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:29:07,522 WARN L170 areAnnotationChecker]: L668 has no Hoare annotation [2020-07-17 21:29:07,522 WARN L170 areAnnotationChecker]: L52-1 has no Hoare annotation [2020-07-17 21:29:07,523 WARN L170 areAnnotationChecker]: L52-1 has no Hoare annotation [2020-07-17 21:29:07,527 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:29:07,527 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:29:07,527 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-17 21:29:07,527 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-17 21:29:07,527 WARN L170 areAnnotationChecker]: __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-17 21:29:07,527 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: L340-2 has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: L340-2 has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: L340-2 has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: L397-2 has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: L397-2 has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: L397-2 has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:29:07,528 WARN L170 areAnnotationChecker]: L637-1 has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: L797 has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: L764 has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: L764 has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:29:07,529 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: L596 has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: L742-1 has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:29:07,530 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:29:07,531 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:29:07,531 WARN L170 areAnnotationChecker]: L550 has no Hoare annotation [2020-07-17 21:29:07,531 WARN L170 areAnnotationChecker]: L550 has no Hoare annotation [2020-07-17 21:29:07,531 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: L101 has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: L457 has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: L457 has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: L76-1 has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:29:07,532 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:29:07,533 WARN L170 areAnnotationChecker]: L172-1 has no Hoare annotation [2020-07-17 21:29:07,533 WARN L170 areAnnotationChecker]: L668 has no Hoare annotation [2020-07-17 21:29:07,533 WARN L170 areAnnotationChecker]: L668 has no Hoare annotation [2020-07-17 21:29:07,534 WARN L170 areAnnotationChecker]: L668 has no Hoare annotation [2020-07-17 21:29:07,534 WARN L170 areAnnotationChecker]: L52-1 has no Hoare annotation [2020-07-17 21:29:07,534 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: L362 has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: L423 has no Hoare annotation [2020-07-17 21:29:07,535 WARN L170 areAnnotationChecker]: L398 has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: L637-1 has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: L203 has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: L764-2 has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:29:07,536 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: L596-1 has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: L742-1 has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: L702-1 has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: L715-1 has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: L715-1 has no Hoare annotation [2020-07-17 21:29:07,537 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: L828 has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: L556 has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: L550-1 has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: L101-2 has no Hoare annotation [2020-07-17 21:29:07,538 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:29:07,539 WARN L170 areAnnotationChecker]: L172-1 has no Hoare annotation [2020-07-17 21:29:07,541 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:29:07,541 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:29:07,541 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:29:07,541 WARN L170 areAnnotationChecker]: L249-1 has no Hoare annotation [2020-07-17 21:29:07,542 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:29:07,542 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:29:07,542 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:29:07,542 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:29:07,542 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:29:07,542 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-17 21:29:07,542 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L247 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L639 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L204 has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:29:07,543 WARN L170 areAnnotationChecker]: L641-1 has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: L249-1 has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: L702-1 has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:29:07,544 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L479 has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L479 has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L416-1 has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L847-1 has no Hoare annotation [2020-07-17 21:29:07,545 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2020-07-17 21:29:07,546 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: L639-1 has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: L346-1 has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:29:07,547 WARN L170 areAnnotationChecker]: L403-1 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L249 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L641-1 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L205 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L643 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L643 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: L776-2 has no Hoare annotation [2020-07-17 21:29:07,548 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: L704 has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: L704 has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:29:07,549 WARN L170 areAnnotationChecker]: L482-2 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L482-2 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L482-2 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L521 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L521 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L857 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: L857 has no Hoare annotation [2020-07-17 21:29:07,550 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,551 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L847 has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L847 has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: __utac_acc__Specification4_spec__1EXIT has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L498-1 has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L514-1 has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:29:07,552 WARN L170 areAnnotationChecker]: L416 has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: L206 has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: L639-1 has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: L787 has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: L787 has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: L715-1 has no Hoare annotation [2020-07-17 21:29:07,553 WARN L170 areAnnotationChecker]: L715-1 has no Hoare annotation [2020-07-17 21:29:07,554 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-17 21:29:07,557 WARN L170 areAnnotationChecker]: L787-1 has no Hoare annotation [2020-07-17 21:29:07,558 WARN L170 areAnnotationChecker]: L503 has no Hoare annotation [2020-07-17 21:29:07,558 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:29:07,558 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:29:07,558 WARN L170 areAnnotationChecker]: L522 has no Hoare annotation [2020-07-17 21:29:07,558 WARN L170 areAnnotationChecker]: L522 has no Hoare annotation [2020-07-17 21:29:07,558 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 21:29:07,558 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-17 21:29:07,559 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: L180 has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-17 21:29:07,560 WARN L170 areAnnotationChecker]: L847-1 has no Hoare annotation [2020-07-17 21:29:07,561 WARN L170 areAnnotationChecker]: L207 has no Hoare annotation [2020-07-17 21:29:07,562 WARN L170 areAnnotationChecker]: L207 has no Hoare annotation [2020-07-17 21:29:07,562 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:29:07,562 WARN L170 areAnnotationChecker]: L514 has no Hoare annotation [2020-07-17 21:29:07,562 WARN L170 areAnnotationChecker]: L514 has no Hoare annotation [2020-07-17 21:29:07,562 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-17 21:29:07,562 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-17 21:29:07,562 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-17 21:29:07,563 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:29:07,563 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-17 21:29:07,565 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2020-07-17 21:29:07,565 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2020-07-17 21:29:07,565 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:29:07,565 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:29:07,565 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:29:07,565 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:29:07,565 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:29:07,566 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:29:07,566 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:29:07,566 WARN L170 areAnnotationChecker]: L498 has no Hoare annotation [2020-07-17 21:29:07,566 WARN L170 areAnnotationChecker]: L498 has no Hoare annotation [2020-07-17 21:29:07,566 INFO L163 areAnnotationChecker]: CFG has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:29:07,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:29:07 BoogieIcfgContainer [2020-07-17 21:29:07,600 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:29:07,605 INFO L168 Benchmark]: Toolchain (without parser) took 117863.05 ms. Allocated memory was 137.4 MB in the beginning and 983.6 MB in the end (delta: 846.2 MB). Free memory was 100.8 MB in the beginning and 411.4 MB in the end (delta: -310.6 MB). Peak memory consumption was 535.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:29:07,606 INFO L168 Benchmark]: CDTParser took 1.48 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 21:29:07,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.12 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 170.4 MB in the end (delta: -70.0 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2020-07-17 21:29:07,607 INFO L168 Benchmark]: Boogie Preprocessor took 113.28 ms. Allocated memory is still 201.9 MB. Free memory was 170.4 MB in the beginning and 164.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:29:07,608 INFO L168 Benchmark]: RCFGBuilder took 1727.42 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 164.8 MB in the beginning and 100.1 MB in the end (delta: 64.7 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:29:07,609 INFO L168 Benchmark]: TraceAbstraction took 115292.15 ms. Allocated memory was 233.3 MB in the beginning and 983.6 MB in the end (delta: 750.3 MB). Free memory was 100.1 MB in the beginning and 411.4 MB in the end (delta: -311.3 MB). Peak memory consumption was 438.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:29:07,617 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.12 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 100.4 MB in the beginning and 170.4 MB in the end (delta: -70.0 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.28 ms. Allocated memory is still 201.9 MB. Free memory was 170.4 MB in the beginning and 164.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1727.42 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 164.8 MB in the beginning and 100.1 MB in the end (delta: 64.7 MB). Peak memory consumption was 96.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 115292.15 ms. Allocated memory was 233.3 MB in the beginning and 983.6 MB in the end (delta: 750.3 MB). Free memory was 100.1 MB in the beginning and 411.4 MB in the end (delta: -311.3 MB). Peak memory consumption was 438.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: 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: 826]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || !(1 == \old(waterLevel))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 99.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 78.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 594 SDtfs, 1381 SDslu, 587 SDs, 0 SdLazy, 2901 SolverSat, 995 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 203 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=582occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 15.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 284 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 644 PreInvPairs, 712 NumberOfFragments, 1068 HoareAnnotationTreeSize, 644 FomulaSimplifications, 173900 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 21872 FormulaSimplificationTreeSizeReductionInter, 10.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 434 ConstructedInterpolants, 0 QuantifiedInterpolants, 123670 SizeOfPredicates, 3 NumberOfNonLiveVariables, 758 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 39/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...