/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_spec3_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:55:01,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:55:01,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:55:01,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:55:01,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:55:01,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:55:01,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:55:02,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:55:02,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:55:02,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:55:02,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:55:02,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:55:02,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:55:02,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:55:02,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:55:02,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:55:02,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:55:02,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:55:02,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:55:02,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:55:02,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:55:02,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:55:02,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:55:02,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:55:02,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:55:02,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:55:02,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:55:02,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:55:02,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:55:02,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:55:02,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:55:02,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:55:02,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:55:02,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:55:02,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:55:02,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:55:02,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:55:02,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:55:02,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:55:02,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:55:02,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:55:02,058 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 [2020-07-10 13:55:02,077 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:55:02,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:55:02,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:55:02,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:55:02,079 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:55:02,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:55:02,080 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:55:02,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:55:02,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:55:02,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:55:02,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:55:02,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:55:02,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:55:02,082 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:55:02,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:55:02,082 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:55:02,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:55:02,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:55:02,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:55:02,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:55:02,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:55:02,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:55:02,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:55:02,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:55:02,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:55:02,084 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:55:02,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:55:02,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:55:02,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:55:02,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:55:02,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:55:02,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:55:02,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:55:02,381 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:55:02,381 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:55:02,382 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c [2020-07-10 13:55:02,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ae6cd04/07bcf9a45dfa4897927b7fa2cc810747/FLAG34182ed19 [2020-07-10 13:55:03,080 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:55:03,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product03.cil.c [2020-07-10 13:55:03,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ae6cd04/07bcf9a45dfa4897927b7fa2cc810747/FLAG34182ed19 [2020-07-10 13:55:03,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8ae6cd04/07bcf9a45dfa4897927b7fa2cc810747 [2020-07-10 13:55:03,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:55:03,394 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:55:03,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:55:03,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:55:03,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:55:03,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:55:03" (1/1) ... [2020-07-10 13:55:03,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad067cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:03, skipping insertion in model container [2020-07-10 13:55:03,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:55:03" (1/1) ... [2020-07-10 13:55:03,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:55:03,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:55:03,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:55:03,897 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:55:04,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:55:04,095 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:55:04,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04 WrapperNode [2020-07-10 13:55:04,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:55:04,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:55:04,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:55:04,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:55:04,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... [2020-07-10 13:55:04,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... [2020-07-10 13:55:04,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... [2020-07-10 13:55:04,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... [2020-07-10 13:55:04,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... [2020-07-10 13:55:04,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... [2020-07-10 13:55:04,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... [2020-07-10 13:55:04,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:55:04,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:55:04,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:55:04,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:55:04,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:55:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:55:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:55:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:55:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:55:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:55:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:55:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:55:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:55:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:55:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:55:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:55:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:55:04,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:55:04,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:55:04,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:55:04,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:55:04,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:55:04,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:55:04,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:55:04,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:55:04,314 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:55:04,315 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:55:04,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:55:04,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:55:04,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:55:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:55:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:55:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:55:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:55:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:55:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:55:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:55:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:55:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:55:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:55:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:55:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:55:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:55:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:55:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:55:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:55:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:55:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:55:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:55:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:55:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:55:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:55:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:55:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:55:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:55:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:55:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:55:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:55:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:55:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:55:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:55:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:55:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:55:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:55:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:55:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:55:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:55:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:55:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:55:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:55:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:55:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:55:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:55:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:55:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:55:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:55:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:55:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:55:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:55:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:55:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:55:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:55:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:55:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:55:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:55:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:55:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:55:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:55:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:55:05,863 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:55:05,864 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:55:05,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:55:05 BoogieIcfgContainer [2020-07-10 13:55:05,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:55:05,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:55:05,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:55:05,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:55:05,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:55:03" (1/3) ... [2020-07-10 13:55:05,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764e333f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:55:05, skipping insertion in model container [2020-07-10 13:55:05,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:55:04" (2/3) ... [2020-07-10 13:55:05,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764e333f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:55:05, skipping insertion in model container [2020-07-10 13:55:05,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:55:05" (3/3) ... [2020-07-10 13:55:05,878 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product03.cil.c [2020-07-10 13:55:05,888 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:55:05,896 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:55:05,911 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:55:05,935 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:55:05,936 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:55:05,936 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:55:05,936 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:55:05,937 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:55:05,937 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:55:05,937 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:55:05,937 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:55:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-07-10 13:55:05,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 13:55:05,975 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:55:05,976 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] [2020-07-10 13:55:05,977 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:55:05,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:55:05,987 INFO L82 PathProgramCache]: Analyzing trace with hash 512275600, now seen corresponding path program 1 times [2020-07-10 13:55:05,999 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:55:06,000 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399232667] [2020-07-10 13:55:06,000 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:55:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,757 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:55:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,890 INFO L280 TraceCheckUtils]: 0: Hoare triple {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {145#true} is VALID [2020-07-10 13:55:06,894 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,894 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {145#true} #456#return; {145#true} is VALID [2020-07-10 13:55:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,910 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,910 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #376#return; {145#true} is VALID [2020-07-10 13:55:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,915 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,915 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #378#return; {145#true} is VALID [2020-07-10 13:55:06,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,925 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {145#true} is VALID [2020-07-10 13:55:06,926 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,926 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {145#true} #380#return; {145#true} is VALID [2020-07-10 13:55:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,931 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,932 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {145#true} {145#true} #382#return; {145#true} is VALID [2020-07-10 13:55:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,936 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {145#true} is VALID [2020-07-10 13:55:06,937 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,938 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #448#return; {146#false} is VALID [2020-07-10 13:55:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,947 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {145#true} is VALID [2020-07-10 13:55:06,948 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,948 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #450#return; {146#false} is VALID [2020-07-10 13:55:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:06,955 INFO L280 TraceCheckUtils]: 0: Hoare triple {145#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {145#true} is VALID [2020-07-10 13:55:06,956 INFO L280 TraceCheckUtils]: 1: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,956 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {145#true} {146#false} #452#return; {146#false} is VALID [2020-07-10 13:55:06,963 INFO L263 TraceCheckUtils]: 0: Hoare triple {145#true} call ULTIMATE.init(); {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:55:06,964 INFO L280 TraceCheckUtils]: 1: Hoare triple {168#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {145#true} is VALID [2020-07-10 13:55:06,964 INFO L280 TraceCheckUtils]: 2: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,964 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {145#true} {145#true} #456#return; {145#true} is VALID [2020-07-10 13:55:06,965 INFO L263 TraceCheckUtils]: 4: Hoare triple {145#true} call #t~ret71 := main(); {145#true} is VALID [2020-07-10 13:55:06,965 INFO L280 TraceCheckUtils]: 5: Hoare triple {145#true} havoc ~retValue_acc~7;havoc ~tmp~5; {145#true} is VALID [2020-07-10 13:55:06,965 INFO L263 TraceCheckUtils]: 6: Hoare triple {145#true} call select_helpers(); {145#true} is VALID [2020-07-10 13:55:06,965 INFO L280 TraceCheckUtils]: 7: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,966 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {145#true} {145#true} #376#return; {145#true} is VALID [2020-07-10 13:55:06,966 INFO L263 TraceCheckUtils]: 9: Hoare triple {145#true} call select_features(); {145#true} is VALID [2020-07-10 13:55:06,966 INFO L280 TraceCheckUtils]: 10: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,967 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {145#true} {145#true} #378#return; {145#true} is VALID [2020-07-10 13:55:06,967 INFO L263 TraceCheckUtils]: 12: Hoare triple {145#true} call #t~ret60 := valid_product(); {145#true} is VALID [2020-07-10 13:55:06,967 INFO L280 TraceCheckUtils]: 13: Hoare triple {145#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {145#true} is VALID [2020-07-10 13:55:06,968 INFO L280 TraceCheckUtils]: 14: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,968 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {145#true} {145#true} #380#return; {145#true} is VALID [2020-07-10 13:55:06,968 INFO L280 TraceCheckUtils]: 16: Hoare triple {145#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {145#true} is VALID [2020-07-10 13:55:06,969 INFO L280 TraceCheckUtils]: 17: Hoare triple {145#true} assume 0 != ~tmp~5; {145#true} is VALID [2020-07-10 13:55:06,969 INFO L263 TraceCheckUtils]: 18: Hoare triple {145#true} call setup(); {145#true} is VALID [2020-07-10 13:55:06,969 INFO L280 TraceCheckUtils]: 19: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,969 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {145#true} {145#true} #382#return; {145#true} is VALID [2020-07-10 13:55:06,970 INFO L263 TraceCheckUtils]: 21: Hoare triple {145#true} call runTest(); {145#true} is VALID [2020-07-10 13:55:06,970 INFO L263 TraceCheckUtils]: 22: Hoare triple {145#true} call test(); {145#true} is VALID [2020-07-10 13:55:06,970 INFO L280 TraceCheckUtils]: 23: Hoare triple {145#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {145#true} is VALID [2020-07-10 13:55:06,972 INFO L280 TraceCheckUtils]: 24: Hoare triple {145#true} assume false; {146#false} is VALID [2020-07-10 13:55:06,972 INFO L263 TraceCheckUtils]: 25: Hoare triple {146#false} call cleanup(); {146#false} is VALID [2020-07-10 13:55:06,972 INFO L280 TraceCheckUtils]: 26: Hoare triple {146#false} havoc ~i~0;havoc ~__cil_tmp2~0; {146#false} is VALID [2020-07-10 13:55:06,973 INFO L263 TraceCheckUtils]: 27: Hoare triple {146#false} call timeShift(); {146#false} is VALID [2020-07-10 13:55:06,973 INFO L280 TraceCheckUtils]: 28: Hoare triple {146#false} assume !(0 != ~pumpRunning~0); {146#false} is VALID [2020-07-10 13:55:06,973 INFO L280 TraceCheckUtils]: 29: Hoare triple {146#false} assume !(0 != ~systemActive~0); {146#false} is VALID [2020-07-10 13:55:06,974 INFO L263 TraceCheckUtils]: 30: Hoare triple {146#false} call __utac_acc__Specification3_spec__1(); {146#false} is VALID [2020-07-10 13:55:06,974 INFO L280 TraceCheckUtils]: 31: Hoare triple {146#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {146#false} is VALID [2020-07-10 13:55:06,974 INFO L263 TraceCheckUtils]: 32: Hoare triple {146#false} call #t~ret57 := isMethaneLevelCritical(); {145#true} is VALID [2020-07-10 13:55:06,975 INFO L280 TraceCheckUtils]: 33: Hoare triple {145#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {145#true} is VALID [2020-07-10 13:55:06,975 INFO L280 TraceCheckUtils]: 34: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,980 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {145#true} {146#false} #448#return; {146#false} is VALID [2020-07-10 13:55:06,980 INFO L280 TraceCheckUtils]: 36: Hoare triple {146#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {146#false} is VALID [2020-07-10 13:55:06,981 INFO L280 TraceCheckUtils]: 37: Hoare triple {146#false} assume !(0 != ~tmp~4); {146#false} is VALID [2020-07-10 13:55:06,981 INFO L263 TraceCheckUtils]: 38: Hoare triple {146#false} call #t~ret58 := getWaterLevel(); {145#true} is VALID [2020-07-10 13:55:06,981 INFO L280 TraceCheckUtils]: 39: Hoare triple {145#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {145#true} is VALID [2020-07-10 13:55:06,982 INFO L280 TraceCheckUtils]: 40: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,982 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {145#true} {146#false} #450#return; {146#false} is VALID [2020-07-10 13:55:06,985 INFO L280 TraceCheckUtils]: 42: Hoare triple {146#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {146#false} is VALID [2020-07-10 13:55:06,985 INFO L280 TraceCheckUtils]: 43: Hoare triple {146#false} assume 2 == ~tmp___0~1; {146#false} is VALID [2020-07-10 13:55:06,985 INFO L263 TraceCheckUtils]: 44: Hoare triple {146#false} call #t~ret59 := isPumpRunning(); {145#true} is VALID [2020-07-10 13:55:06,986 INFO L280 TraceCheckUtils]: 45: Hoare triple {145#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {145#true} is VALID [2020-07-10 13:55:06,986 INFO L280 TraceCheckUtils]: 46: Hoare triple {145#true} assume true; {145#true} is VALID [2020-07-10 13:55:06,986 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {145#true} {146#false} #452#return; {146#false} is VALID [2020-07-10 13:55:06,987 INFO L280 TraceCheckUtils]: 48: Hoare triple {146#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {146#false} is VALID [2020-07-10 13:55:06,987 INFO L280 TraceCheckUtils]: 49: Hoare triple {146#false} assume !(0 != ~tmp___1~1); {146#false} is VALID [2020-07-10 13:55:06,988 INFO L263 TraceCheckUtils]: 50: Hoare triple {146#false} call __automaton_fail(); {146#false} is VALID [2020-07-10 13:55:06,988 INFO L280 TraceCheckUtils]: 51: Hoare triple {146#false} assume !false; {146#false} is VALID [2020-07-10 13:55:07,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:55:07,004 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399232667] [2020-07-10 13:55:07,005 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:55:07,005 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:55:07,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568552525] [2020-07-10 13:55:07,014 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:55:07,021 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:55:07,027 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:55:07,134 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:07,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:55:07,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:55:07,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:55:07,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:55:07,147 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2020-07-10 13:55:10,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:10,901 INFO L93 Difference]: Finished difference Result 231 states and 307 transitions. [2020-07-10 13:55:10,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:55:10,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:55:10,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:55:10,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:55:10,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-10 13:55:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:55:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2020-07-10 13:55:10,959 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 307 transitions. [2020-07-10 13:55:11,990 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 307 edges. 307 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:12,013 INFO L225 Difference]: With dead ends: 231 [2020-07-10 13:55:12,014 INFO L226 Difference]: Without dead ends: 126 [2020-07-10 13:55:12,018 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:55:12,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-10 13:55:12,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 96. [2020-07-10 13:55:12,942 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:55:12,943 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 96 states. [2020-07-10 13:55:12,945 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 96 states. [2020-07-10 13:55:12,945 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 96 states. [2020-07-10 13:55:12,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:12,971 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-10 13:55:12,972 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-10 13:55:12,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:12,981 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:12,981 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 126 states. [2020-07-10 13:55:12,982 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 126 states. [2020-07-10 13:55:13,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:13,010 INFO L93 Difference]: Finished difference Result 126 states and 159 transitions. [2020-07-10 13:55:13,012 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2020-07-10 13:55:13,014 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:13,014 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:13,015 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:55:13,015 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:55:13,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-10 13:55:13,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-07-10 13:55:13,023 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 52 [2020-07-10 13:55:13,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:55:13,023 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-07-10 13:55:13,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:55:13,024 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-07-10 13:55:13,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 13:55:13,026 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:55:13,026 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] [2020-07-10 13:55:13,027 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:55:13,027 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:55:13,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:55:13,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1858874248, now seen corresponding path program 1 times [2020-07-10 13:55:13,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:55:13,028 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015287835] [2020-07-10 13:55:13,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:55:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,368 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:55:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,447 INFO L280 TraceCheckUtils]: 0: Hoare triple {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {883#true} is VALID [2020-07-10 13:55:13,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,448 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {883#true} #456#return; {883#true} is VALID [2020-07-10 13:55:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,460 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,461 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #376#return; {883#true} is VALID [2020-07-10 13:55:13,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,464 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,465 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #378#return; {883#true} is VALID [2020-07-10 13:55:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,469 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {883#true} is VALID [2020-07-10 13:55:13,469 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,470 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {883#true} #380#return; {883#true} is VALID [2020-07-10 13:55:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,473 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,473 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {883#true} {883#true} #382#return; {883#true} is VALID [2020-07-10 13:55:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,476 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {883#true} is VALID [2020-07-10 13:55:13,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,477 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #448#return; {884#false} is VALID [2020-07-10 13:55:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,480 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {883#true} is VALID [2020-07-10 13:55:13,481 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,481 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #450#return; {884#false} is VALID [2020-07-10 13:55:13,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:13,485 INFO L280 TraceCheckUtils]: 0: Hoare triple {883#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {883#true} is VALID [2020-07-10 13:55:13,486 INFO L280 TraceCheckUtils]: 1: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,486 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {883#true} {884#false} #452#return; {884#false} is VALID [2020-07-10 13:55:13,491 INFO L263 TraceCheckUtils]: 0: Hoare triple {883#true} call ULTIMATE.init(); {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:55:13,491 INFO L280 TraceCheckUtils]: 1: Hoare triple {907#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {883#true} is VALID [2020-07-10 13:55:13,492 INFO L280 TraceCheckUtils]: 2: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,492 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {883#true} {883#true} #456#return; {883#true} is VALID [2020-07-10 13:55:13,492 INFO L263 TraceCheckUtils]: 4: Hoare triple {883#true} call #t~ret71 := main(); {883#true} is VALID [2020-07-10 13:55:13,492 INFO L280 TraceCheckUtils]: 5: Hoare triple {883#true} havoc ~retValue_acc~7;havoc ~tmp~5; {883#true} is VALID [2020-07-10 13:55:13,493 INFO L263 TraceCheckUtils]: 6: Hoare triple {883#true} call select_helpers(); {883#true} is VALID [2020-07-10 13:55:13,493 INFO L280 TraceCheckUtils]: 7: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,493 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {883#true} {883#true} #376#return; {883#true} is VALID [2020-07-10 13:55:13,494 INFO L263 TraceCheckUtils]: 9: Hoare triple {883#true} call select_features(); {883#true} is VALID [2020-07-10 13:55:13,494 INFO L280 TraceCheckUtils]: 10: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,494 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {883#true} {883#true} #378#return; {883#true} is VALID [2020-07-10 13:55:13,494 INFO L263 TraceCheckUtils]: 12: Hoare triple {883#true} call #t~ret60 := valid_product(); {883#true} is VALID [2020-07-10 13:55:13,495 INFO L280 TraceCheckUtils]: 13: Hoare triple {883#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {883#true} is VALID [2020-07-10 13:55:13,495 INFO L280 TraceCheckUtils]: 14: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,495 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {883#true} {883#true} #380#return; {883#true} is VALID [2020-07-10 13:55:13,496 INFO L280 TraceCheckUtils]: 16: Hoare triple {883#true} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {883#true} is VALID [2020-07-10 13:55:13,496 INFO L280 TraceCheckUtils]: 17: Hoare triple {883#true} assume 0 != ~tmp~5; {883#true} is VALID [2020-07-10 13:55:13,496 INFO L263 TraceCheckUtils]: 18: Hoare triple {883#true} call setup(); {883#true} is VALID [2020-07-10 13:55:13,496 INFO L280 TraceCheckUtils]: 19: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,497 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {883#true} {883#true} #382#return; {883#true} is VALID [2020-07-10 13:55:13,497 INFO L263 TraceCheckUtils]: 21: Hoare triple {883#true} call runTest(); {883#true} is VALID [2020-07-10 13:55:13,497 INFO L263 TraceCheckUtils]: 22: Hoare triple {883#true} call test(); {883#true} is VALID [2020-07-10 13:55:13,498 INFO L280 TraceCheckUtils]: 23: Hoare triple {883#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {897#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:55:13,499 INFO L280 TraceCheckUtils]: 24: Hoare triple {897#(= 0 test_~splverifierCounter~0)} assume !false; {897#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:55:13,501 INFO L280 TraceCheckUtils]: 25: Hoare triple {897#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {884#false} is VALID [2020-07-10 13:55:13,502 INFO L263 TraceCheckUtils]: 26: Hoare triple {884#false} call cleanup(); {884#false} is VALID [2020-07-10 13:55:13,502 INFO L280 TraceCheckUtils]: 27: Hoare triple {884#false} havoc ~i~0;havoc ~__cil_tmp2~0; {884#false} is VALID [2020-07-10 13:55:13,502 INFO L263 TraceCheckUtils]: 28: Hoare triple {884#false} call timeShift(); {884#false} is VALID [2020-07-10 13:55:13,503 INFO L280 TraceCheckUtils]: 29: Hoare triple {884#false} assume !(0 != ~pumpRunning~0); {884#false} is VALID [2020-07-10 13:55:13,503 INFO L280 TraceCheckUtils]: 30: Hoare triple {884#false} assume !(0 != ~systemActive~0); {884#false} is VALID [2020-07-10 13:55:13,503 INFO L263 TraceCheckUtils]: 31: Hoare triple {884#false} call __utac_acc__Specification3_spec__1(); {884#false} is VALID [2020-07-10 13:55:13,504 INFO L280 TraceCheckUtils]: 32: Hoare triple {884#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {884#false} is VALID [2020-07-10 13:55:13,504 INFO L263 TraceCheckUtils]: 33: Hoare triple {884#false} call #t~ret57 := isMethaneLevelCritical(); {883#true} is VALID [2020-07-10 13:55:13,504 INFO L280 TraceCheckUtils]: 34: Hoare triple {883#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {883#true} is VALID [2020-07-10 13:55:13,504 INFO L280 TraceCheckUtils]: 35: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,505 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {883#true} {884#false} #448#return; {884#false} is VALID [2020-07-10 13:55:13,505 INFO L280 TraceCheckUtils]: 37: Hoare triple {884#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {884#false} is VALID [2020-07-10 13:55:13,505 INFO L280 TraceCheckUtils]: 38: Hoare triple {884#false} assume !(0 != ~tmp~4); {884#false} is VALID [2020-07-10 13:55:13,506 INFO L263 TraceCheckUtils]: 39: Hoare triple {884#false} call #t~ret58 := getWaterLevel(); {883#true} is VALID [2020-07-10 13:55:13,506 INFO L280 TraceCheckUtils]: 40: Hoare triple {883#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {883#true} is VALID [2020-07-10 13:55:13,506 INFO L280 TraceCheckUtils]: 41: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,506 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {883#true} {884#false} #450#return; {884#false} is VALID [2020-07-10 13:55:13,507 INFO L280 TraceCheckUtils]: 43: Hoare triple {884#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {884#false} is VALID [2020-07-10 13:55:13,507 INFO L280 TraceCheckUtils]: 44: Hoare triple {884#false} assume 2 == ~tmp___0~1; {884#false} is VALID [2020-07-10 13:55:13,507 INFO L263 TraceCheckUtils]: 45: Hoare triple {884#false} call #t~ret59 := isPumpRunning(); {883#true} is VALID [2020-07-10 13:55:13,508 INFO L280 TraceCheckUtils]: 46: Hoare triple {883#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {883#true} is VALID [2020-07-10 13:55:13,508 INFO L280 TraceCheckUtils]: 47: Hoare triple {883#true} assume true; {883#true} is VALID [2020-07-10 13:55:13,508 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {883#true} {884#false} #452#return; {884#false} is VALID [2020-07-10 13:55:13,508 INFO L280 TraceCheckUtils]: 49: Hoare triple {884#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {884#false} is VALID [2020-07-10 13:55:13,509 INFO L280 TraceCheckUtils]: 50: Hoare triple {884#false} assume !(0 != ~tmp___1~1); {884#false} is VALID [2020-07-10 13:55:13,509 INFO L263 TraceCheckUtils]: 51: Hoare triple {884#false} call __automaton_fail(); {884#false} is VALID [2020-07-10 13:55:13,509 INFO L280 TraceCheckUtils]: 52: Hoare triple {884#false} assume !false; {884#false} is VALID [2020-07-10 13:55:13,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:55:13,515 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015287835] [2020-07-10 13:55:13,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:55:13,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:55:13,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603702714] [2020-07-10 13:55:13,518 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:55:13,518 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:55:13,519 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:55:13,587 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:13,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:55:13,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:55:13,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:55:13,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:55:13,588 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 4 states. [2020-07-10 13:55:14,924 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:55:17,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:17,300 INFO L93 Difference]: Finished difference Result 155 states and 188 transitions. [2020-07-10 13:55:17,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 13:55:17,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:55:17,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:55:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:55:17,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-10 13:55:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:55:17,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 188 transitions. [2020-07-10 13:55:17,318 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 188 transitions. [2020-07-10 13:55:17,991 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 188 edges. 188 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:17,997 INFO L225 Difference]: With dead ends: 155 [2020-07-10 13:55:17,997 INFO L226 Difference]: Without dead ends: 110 [2020-07-10 13:55:17,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 13:55:18,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-10 13:55:18,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 87. [2020-07-10 13:55:18,966 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:55:18,966 INFO L82 GeneralOperation]: Start isEquivalent. First operand 110 states. Second operand 87 states. [2020-07-10 13:55:18,967 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 87 states. [2020-07-10 13:55:18,967 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 87 states. [2020-07-10 13:55:18,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:18,974 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-10 13:55:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-10 13:55:18,975 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:18,975 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:18,975 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 110 states. [2020-07-10 13:55:18,975 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 110 states. [2020-07-10 13:55:18,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:18,982 INFO L93 Difference]: Finished difference Result 110 states and 135 transitions. [2020-07-10 13:55:18,982 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2020-07-10 13:55:18,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:18,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:18,983 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:55:18,984 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:55:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-07-10 13:55:18,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2020-07-10 13:55:18,988 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 53 [2020-07-10 13:55:18,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:55:18,988 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2020-07-10 13:55:18,988 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 13:55:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2020-07-10 13:55:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 13:55:18,990 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:55:18,990 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] [2020-07-10 13:55:18,990 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 13:55:18,991 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:55:18,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:55:18,991 INFO L82 PathProgramCache]: Analyzing trace with hash 865102310, now seen corresponding path program 1 times [2020-07-10 13:55:18,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:55:18,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964728600] [2020-07-10 13:55:18,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:55:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,386 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:55:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,508 INFO L280 TraceCheckUtils]: 0: Hoare triple {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,509 INFO L280 TraceCheckUtils]: 1: Hoare triple {1486#(= 1 ~systemActive~0)} assume true; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,509 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1486#(= 1 ~systemActive~0)} {1481#true} #456#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,513 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,513 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #376#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,517 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,518 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #378#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,571 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:55:19,572 INFO L280 TraceCheckUtils]: 1: Hoare triple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:55:19,573 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1486#(= 1 ~systemActive~0)} #380#return; {1494#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-10 13:55:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,577 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,578 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1481#true} {1496#(not (= 0 ~systemActive~0))} #382#return; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,582 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1481#true} is VALID [2020-07-10 13:55:19,582 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,582 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #448#return; {1482#false} is VALID [2020-07-10 13:55:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,586 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1481#true} is VALID [2020-07-10 13:55:19,586 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,586 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #450#return; {1482#false} is VALID [2020-07-10 13:55:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:19,590 INFO L280 TraceCheckUtils]: 0: Hoare triple {1481#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1481#true} is VALID [2020-07-10 13:55:19,590 INFO L280 TraceCheckUtils]: 1: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,590 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1481#true} {1482#false} #452#return; {1482#false} is VALID [2020-07-10 13:55:19,595 INFO L263 TraceCheckUtils]: 0: Hoare triple {1481#true} call ULTIMATE.init(); {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:55:19,599 INFO L280 TraceCheckUtils]: 1: Hoare triple {1508#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,600 INFO L280 TraceCheckUtils]: 2: Hoare triple {1486#(= 1 ~systemActive~0)} assume true; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,604 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1486#(= 1 ~systemActive~0)} {1481#true} #456#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,604 INFO L263 TraceCheckUtils]: 4: Hoare triple {1486#(= 1 ~systemActive~0)} call #t~ret71 := main(); {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,605 INFO L280 TraceCheckUtils]: 5: Hoare triple {1486#(= 1 ~systemActive~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,605 INFO L263 TraceCheckUtils]: 6: Hoare triple {1486#(= 1 ~systemActive~0)} call select_helpers(); {1481#true} is VALID [2020-07-10 13:55:19,605 INFO L280 TraceCheckUtils]: 7: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,606 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #376#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,606 INFO L263 TraceCheckUtils]: 9: Hoare triple {1486#(= 1 ~systemActive~0)} call select_features(); {1481#true} is VALID [2020-07-10 13:55:19,606 INFO L280 TraceCheckUtils]: 10: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,608 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1481#true} {1486#(= 1 ~systemActive~0)} #378#return; {1486#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:55:19,608 INFO L263 TraceCheckUtils]: 12: Hoare triple {1486#(= 1 ~systemActive~0)} call #t~ret60 := valid_product(); {1481#true} is VALID [2020-07-10 13:55:19,609 INFO L280 TraceCheckUtils]: 13: Hoare triple {1481#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:55:19,610 INFO L280 TraceCheckUtils]: 14: Hoare triple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-10 13:55:19,611 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1509#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1486#(= 1 ~systemActive~0)} #380#return; {1494#(= |main_#t~ret60| ~systemActive~0)} is VALID [2020-07-10 13:55:19,611 INFO L280 TraceCheckUtils]: 16: Hoare triple {1494#(= |main_#t~ret60| ~systemActive~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {1495#(= main_~tmp~5 ~systemActive~0)} is VALID [2020-07-10 13:55:19,612 INFO L280 TraceCheckUtils]: 17: Hoare triple {1495#(= main_~tmp~5 ~systemActive~0)} assume 0 != ~tmp~5; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,612 INFO L263 TraceCheckUtils]: 18: Hoare triple {1496#(not (= 0 ~systemActive~0))} call setup(); {1481#true} is VALID [2020-07-10 13:55:19,613 INFO L280 TraceCheckUtils]: 19: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,614 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1481#true} {1496#(not (= 0 ~systemActive~0))} #382#return; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,614 INFO L263 TraceCheckUtils]: 21: Hoare triple {1496#(not (= 0 ~systemActive~0))} call runTest(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,615 INFO L263 TraceCheckUtils]: 22: Hoare triple {1496#(not (= 0 ~systemActive~0))} call test(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,616 INFO L280 TraceCheckUtils]: 23: Hoare triple {1496#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,616 INFO L280 TraceCheckUtils]: 24: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !false; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,623 INFO L280 TraceCheckUtils]: 25: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,624 INFO L280 TraceCheckUtils]: 26: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,625 INFO L280 TraceCheckUtils]: 27: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,625 INFO L280 TraceCheckUtils]: 28: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,625 INFO L280 TraceCheckUtils]: 29: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,632 INFO L280 TraceCheckUtils]: 30: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,632 INFO L280 TraceCheckUtils]: 31: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,633 INFO L263 TraceCheckUtils]: 32: Hoare triple {1496#(not (= 0 ~systemActive~0))} call timeShift(); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,633 INFO L280 TraceCheckUtils]: 33: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1496#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:55:19,634 INFO L280 TraceCheckUtils]: 34: Hoare triple {1496#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1482#false} is VALID [2020-07-10 13:55:19,634 INFO L263 TraceCheckUtils]: 35: Hoare triple {1482#false} call __utac_acc__Specification3_spec__1(); {1482#false} is VALID [2020-07-10 13:55:19,634 INFO L280 TraceCheckUtils]: 36: Hoare triple {1482#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {1482#false} is VALID [2020-07-10 13:55:19,634 INFO L263 TraceCheckUtils]: 37: Hoare triple {1482#false} call #t~ret57 := isMethaneLevelCritical(); {1481#true} is VALID [2020-07-10 13:55:19,635 INFO L280 TraceCheckUtils]: 38: Hoare triple {1481#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1481#true} is VALID [2020-07-10 13:55:19,635 INFO L280 TraceCheckUtils]: 39: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,635 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1481#true} {1482#false} #448#return; {1482#false} is VALID [2020-07-10 13:55:19,635 INFO L280 TraceCheckUtils]: 41: Hoare triple {1482#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {1482#false} is VALID [2020-07-10 13:55:19,635 INFO L280 TraceCheckUtils]: 42: Hoare triple {1482#false} assume !(0 != ~tmp~4); {1482#false} is VALID [2020-07-10 13:55:19,635 INFO L263 TraceCheckUtils]: 43: Hoare triple {1482#false} call #t~ret58 := getWaterLevel(); {1481#true} is VALID [2020-07-10 13:55:19,636 INFO L280 TraceCheckUtils]: 44: Hoare triple {1481#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1481#true} is VALID [2020-07-10 13:55:19,636 INFO L280 TraceCheckUtils]: 45: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,636 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1481#true} {1482#false} #450#return; {1482#false} is VALID [2020-07-10 13:55:19,636 INFO L280 TraceCheckUtils]: 47: Hoare triple {1482#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {1482#false} is VALID [2020-07-10 13:55:19,637 INFO L280 TraceCheckUtils]: 48: Hoare triple {1482#false} assume 2 == ~tmp___0~1; {1482#false} is VALID [2020-07-10 13:55:19,637 INFO L263 TraceCheckUtils]: 49: Hoare triple {1482#false} call #t~ret59 := isPumpRunning(); {1481#true} is VALID [2020-07-10 13:55:19,638 INFO L280 TraceCheckUtils]: 50: Hoare triple {1481#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1481#true} is VALID [2020-07-10 13:55:19,638 INFO L280 TraceCheckUtils]: 51: Hoare triple {1481#true} assume true; {1481#true} is VALID [2020-07-10 13:55:19,639 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1481#true} {1482#false} #452#return; {1482#false} is VALID [2020-07-10 13:55:19,639 INFO L280 TraceCheckUtils]: 53: Hoare triple {1482#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {1482#false} is VALID [2020-07-10 13:55:19,639 INFO L280 TraceCheckUtils]: 54: Hoare triple {1482#false} assume !(0 != ~tmp___1~1); {1482#false} is VALID [2020-07-10 13:55:19,639 INFO L263 TraceCheckUtils]: 55: Hoare triple {1482#false} call __automaton_fail(); {1482#false} is VALID [2020-07-10 13:55:19,640 INFO L280 TraceCheckUtils]: 56: Hoare triple {1482#false} assume !false; {1482#false} is VALID [2020-07-10 13:55:19,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:55:19,650 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964728600] [2020-07-10 13:55:19,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:55:19,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:55:19,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148276847] [2020-07-10 13:55:19,652 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:55:19,652 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:55:19,652 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:55:19,723 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:19,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:55:19,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:55:19,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:55:19,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:55:19,725 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 8 states. [2020-07-10 13:55:20,736 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:55:22,249 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 13:55:22,763 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:55:23,087 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:55:26,812 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:55:32,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:32,980 INFO L93 Difference]: Finished difference Result 311 states and 384 transitions. [2020-07-10 13:55:32,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 13:55:32,980 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:55:32,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:55:32,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:55:32,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-10 13:55:32,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:55:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 384 transitions. [2020-07-10 13:55:33,001 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 384 transitions. [2020-07-10 13:55:34,332 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 384 edges. 384 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:34,342 INFO L225 Difference]: With dead ends: 311 [2020-07-10 13:55:34,342 INFO L226 Difference]: Without dead ends: 248 [2020-07-10 13:55:34,343 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 13:55:34,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-07-10 13:55:36,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 186. [2020-07-10 13:55:36,268 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:55:36,268 INFO L82 GeneralOperation]: Start isEquivalent. First operand 248 states. Second operand 186 states. [2020-07-10 13:55:36,269 INFO L74 IsIncluded]: Start isIncluded. First operand 248 states. Second operand 186 states. [2020-07-10 13:55:36,269 INFO L87 Difference]: Start difference. First operand 248 states. Second operand 186 states. [2020-07-10 13:55:36,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:36,282 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-10 13:55:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-10 13:55:36,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:36,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:36,284 INFO L74 IsIncluded]: Start isIncluded. First operand 186 states. Second operand 248 states. [2020-07-10 13:55:36,284 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 248 states. [2020-07-10 13:55:36,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:36,297 INFO L93 Difference]: Finished difference Result 248 states and 302 transitions. [2020-07-10 13:55:36,297 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 302 transitions. [2020-07-10 13:55:36,298 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:36,298 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:36,298 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:55:36,299 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:55:36,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-07-10 13:55:36,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 221 transitions. [2020-07-10 13:55:36,307 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 221 transitions. Word has length 57 [2020-07-10 13:55:36,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:55:36,307 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 221 transitions. [2020-07-10 13:55:36,307 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:55:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 221 transitions. [2020-07-10 13:55:36,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-10 13:55:36,309 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:55:36,309 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] [2020-07-10 13:55:36,309 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 13:55:36,310 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:55:36,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:55:36,310 INFO L82 PathProgramCache]: Analyzing trace with hash 27342424, now seen corresponding path program 1 times [2020-07-10 13:55:36,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:55:36,311 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578242848] [2020-07-10 13:55:36,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:55:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,694 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:55:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,791 INFO L280 TraceCheckUtils]: 1: Hoare triple {2721#(= 1 ~waterLevel~0)} assume true; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,795 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2721#(= 1 ~waterLevel~0)} {2716#true} #456#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,800 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,801 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #376#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,806 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,808 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #378#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,814 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {2716#true} is VALID [2020-07-10 13:55:36,814 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,815 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #380#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,820 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,821 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #382#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,828 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,829 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #430#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2716#true} is VALID [2020-07-10 13:55:36,835 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,836 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #448#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,852 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:55:36,852 INFO L280 TraceCheckUtils]: 1: Hoare triple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:55:36,853 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} {2721#(= 1 ~waterLevel~0)} #450#return; {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} is VALID [2020-07-10 13:55:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:36,863 INFO L280 TraceCheckUtils]: 0: Hoare triple {2716#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2716#true} is VALID [2020-07-10 13:55:36,863 INFO L280 TraceCheckUtils]: 1: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,864 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2716#true} {2717#false} #452#return; {2717#false} is VALID [2020-07-10 13:55:36,870 INFO L263 TraceCheckUtils]: 0: Hoare triple {2716#true} call ULTIMATE.init(); {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:55:36,875 INFO L280 TraceCheckUtils]: 1: Hoare triple {2744#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,876 INFO L280 TraceCheckUtils]: 2: Hoare triple {2721#(= 1 ~waterLevel~0)} assume true; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,877 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2721#(= 1 ~waterLevel~0)} {2716#true} #456#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,878 INFO L263 TraceCheckUtils]: 4: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret71 := main(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,879 INFO L280 TraceCheckUtils]: 5: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,879 INFO L263 TraceCheckUtils]: 6: Hoare triple {2721#(= 1 ~waterLevel~0)} call select_helpers(); {2716#true} is VALID [2020-07-10 13:55:36,880 INFO L280 TraceCheckUtils]: 7: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,883 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #376#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,883 INFO L263 TraceCheckUtils]: 9: Hoare triple {2721#(= 1 ~waterLevel~0)} call select_features(); {2716#true} is VALID [2020-07-10 13:55:36,883 INFO L280 TraceCheckUtils]: 10: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,884 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #378#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,884 INFO L263 TraceCheckUtils]: 12: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret60 := valid_product(); {2716#true} is VALID [2020-07-10 13:55:36,885 INFO L280 TraceCheckUtils]: 13: Hoare triple {2716#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {2716#true} is VALID [2020-07-10 13:55:36,885 INFO L280 TraceCheckUtils]: 14: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,886 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #380#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,886 INFO L280 TraceCheckUtils]: 16: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,887 INFO L280 TraceCheckUtils]: 17: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~tmp~5; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,887 INFO L263 TraceCheckUtils]: 18: Hoare triple {2721#(= 1 ~waterLevel~0)} call setup(); {2716#true} is VALID [2020-07-10 13:55:36,887 INFO L280 TraceCheckUtils]: 19: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,888 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #382#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,888 INFO L263 TraceCheckUtils]: 21: Hoare triple {2721#(= 1 ~waterLevel~0)} call runTest(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,889 INFO L263 TraceCheckUtils]: 22: Hoare triple {2721#(= 1 ~waterLevel~0)} call test(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,889 INFO L280 TraceCheckUtils]: 23: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,890 INFO L280 TraceCheckUtils]: 24: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !false; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,890 INFO L280 TraceCheckUtils]: 25: Hoare triple {2721#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,891 INFO L280 TraceCheckUtils]: 26: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,893 INFO L280 TraceCheckUtils]: 27: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,893 INFO L280 TraceCheckUtils]: 28: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,894 INFO L280 TraceCheckUtils]: 29: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,894 INFO L280 TraceCheckUtils]: 30: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,895 INFO L280 TraceCheckUtils]: 31: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,895 INFO L263 TraceCheckUtils]: 32: Hoare triple {2721#(= 1 ~waterLevel~0)} call timeShift(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,896 INFO L280 TraceCheckUtils]: 33: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,897 INFO L280 TraceCheckUtils]: 34: Hoare triple {2721#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,897 INFO L263 TraceCheckUtils]: 35: Hoare triple {2721#(= 1 ~waterLevel~0)} call processEnvironment(); {2716#true} is VALID [2020-07-10 13:55:36,897 INFO L280 TraceCheckUtils]: 36: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,898 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #430#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,898 INFO L263 TraceCheckUtils]: 38: Hoare triple {2721#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,899 INFO L280 TraceCheckUtils]: 39: Hoare triple {2721#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,899 INFO L263 TraceCheckUtils]: 40: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret57 := isMethaneLevelCritical(); {2716#true} is VALID [2020-07-10 13:55:36,899 INFO L280 TraceCheckUtils]: 41: Hoare triple {2716#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2716#true} is VALID [2020-07-10 13:55:36,900 INFO L280 TraceCheckUtils]: 42: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,900 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {2716#true} {2721#(= 1 ~waterLevel~0)} #448#return; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,901 INFO L280 TraceCheckUtils]: 44: Hoare triple {2721#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,902 INFO L280 TraceCheckUtils]: 45: Hoare triple {2721#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {2721#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:55:36,902 INFO L263 TraceCheckUtils]: 46: Hoare triple {2721#(= 1 ~waterLevel~0)} call #t~ret58 := getWaterLevel(); {2716#true} is VALID [2020-07-10 13:55:36,904 INFO L280 TraceCheckUtils]: 47: Hoare triple {2716#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:55:36,904 INFO L280 TraceCheckUtils]: 48: Hoare triple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2745#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:55:36,905 INFO L275 TraceCheckUtils]: 49: Hoare quadruple {2745#(= |getWaterLevel_#res| ~waterLevel~0)} {2721#(= 1 ~waterLevel~0)} #450#return; {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} is VALID [2020-07-10 13:55:36,906 INFO L280 TraceCheckUtils]: 50: Hoare triple {2739#(= 1 |__utac_acc__Specification3_spec__1_#t~ret58|)} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {2740#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} is VALID [2020-07-10 13:55:36,906 INFO L280 TraceCheckUtils]: 51: Hoare triple {2740#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} assume 2 == ~tmp___0~1; {2717#false} is VALID [2020-07-10 13:55:36,906 INFO L263 TraceCheckUtils]: 52: Hoare triple {2717#false} call #t~ret59 := isPumpRunning(); {2716#true} is VALID [2020-07-10 13:55:36,907 INFO L280 TraceCheckUtils]: 53: Hoare triple {2716#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {2716#true} is VALID [2020-07-10 13:55:36,907 INFO L280 TraceCheckUtils]: 54: Hoare triple {2716#true} assume true; {2716#true} is VALID [2020-07-10 13:55:36,907 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {2716#true} {2717#false} #452#return; {2717#false} is VALID [2020-07-10 13:55:36,907 INFO L280 TraceCheckUtils]: 56: Hoare triple {2717#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {2717#false} is VALID [2020-07-10 13:55:36,908 INFO L280 TraceCheckUtils]: 57: Hoare triple {2717#false} assume !(0 != ~tmp___1~1); {2717#false} is VALID [2020-07-10 13:55:36,908 INFO L263 TraceCheckUtils]: 58: Hoare triple {2717#false} call __automaton_fail(); {2717#false} is VALID [2020-07-10 13:55:36,908 INFO L280 TraceCheckUtils]: 59: Hoare triple {2717#false} assume !false; {2717#false} is VALID [2020-07-10 13:55:36,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:55:36,917 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578242848] [2020-07-10 13:55:36,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:55:36,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-10 13:55:36,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667616472] [2020-07-10 13:55:36,918 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-10 13:55:36,919 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:55:36,919 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-10 13:55:36,993 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:36,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-10 13:55:36,994 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:55:36,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-10 13:55:36,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-07-10 13:55:36,995 INFO L87 Difference]: Start difference. First operand 186 states and 221 transitions. Second operand 7 states. [2020-07-10 13:55:37,689 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:55:43,697 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:55:44,342 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:55:44,776 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:55:45,190 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:55:47,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:47,476 INFO L93 Difference]: Finished difference Result 524 states and 668 transitions. [2020-07-10 13:55:47,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-10 13:55:47,477 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 60 [2020-07-10 13:55:47,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:55:47,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 13:55:47,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-10 13:55:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-10 13:55:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 283 transitions. [2020-07-10 13:55:47,490 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 283 transitions. [2020-07-10 13:55:48,444 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 283 edges. 283 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:48,457 INFO L225 Difference]: With dead ends: 524 [2020-07-10 13:55:48,458 INFO L226 Difference]: Without dead ends: 362 [2020-07-10 13:55:48,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-07-10 13:55:48,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-07-10 13:55:51,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 341. [2020-07-10 13:55:51,982 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:55:51,982 INFO L82 GeneralOperation]: Start isEquivalent. First operand 362 states. Second operand 341 states. [2020-07-10 13:55:51,983 INFO L74 IsIncluded]: Start isIncluded. First operand 362 states. Second operand 341 states. [2020-07-10 13:55:51,983 INFO L87 Difference]: Start difference. First operand 362 states. Second operand 341 states. [2020-07-10 13:55:52,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:52,001 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-10 13:55:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-10 13:55:52,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:52,003 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:52,004 INFO L74 IsIncluded]: Start isIncluded. First operand 341 states. Second operand 362 states. [2020-07-10 13:55:52,004 INFO L87 Difference]: Start difference. First operand 341 states. Second operand 362 states. [2020-07-10 13:55:52,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:52,022 INFO L93 Difference]: Finished difference Result 362 states and 447 transitions. [2020-07-10 13:55:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 447 transitions. [2020-07-10 13:55:52,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:55:52,024 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:55:52,024 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:55:52,024 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:55:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2020-07-10 13:55:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 417 transitions. [2020-07-10 13:55:52,041 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 417 transitions. Word has length 60 [2020-07-10 13:55:52,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:55:52,041 INFO L479 AbstractCegarLoop]: Abstraction has 341 states and 417 transitions. [2020-07-10 13:55:52,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-10 13:55:52,042 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 417 transitions. [2020-07-10 13:55:52,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-10 13:55:52,043 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:55:52,043 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, 1, 1, 1] [2020-07-10 13:55:52,044 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 13:55:52,044 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:55:52,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:55:52,044 INFO L82 PathProgramCache]: Analyzing trace with hash -475254926, now seen corresponding path program 1 times [2020-07-10 13:55:52,045 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:55:52,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126393549] [2020-07-10 13:55:52,045 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:55:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,364 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:55:52,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,488 INFO L280 TraceCheckUtils]: 0: Hoare triple {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,489 INFO L280 TraceCheckUtils]: 1: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume true; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,490 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4687#(= 0 ~pumpRunning~0)} {4682#true} #456#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,497 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,500 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #376#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,503 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,503 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #378#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,507 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {4682#true} is VALID [2020-07-10 13:55:52,507 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,508 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #380#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,514 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,514 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #382#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,529 INFO L280 TraceCheckUtils]: 0: Hoare triple {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4682#true} is VALID [2020-07-10 13:55:52,529 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,529 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #428#return; {4683#false} is VALID [2020-07-10 13:55:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,532 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,533 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4682#true} {4683#false} #430#return; {4683#false} is VALID [2020-07-10 13:55:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4682#true} is VALID [2020-07-10 13:55:52,536 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,536 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #448#return; {4683#false} is VALID [2020-07-10 13:55:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,539 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4682#true} is VALID [2020-07-10 13:55:52,539 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,540 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #450#return; {4683#false} is VALID [2020-07-10 13:55:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:55:52,543 INFO L280 TraceCheckUtils]: 0: Hoare triple {4682#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4682#true} is VALID [2020-07-10 13:55:52,543 INFO L280 TraceCheckUtils]: 1: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,543 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4682#true} {4683#false} #452#return; {4683#false} is VALID [2020-07-10 13:55:52,547 INFO L263 TraceCheckUtils]: 0: Hoare triple {4682#true} call ULTIMATE.init(); {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-10 13:55:52,553 INFO L280 TraceCheckUtils]: 1: Hoare triple {4711#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(13);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(110, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(102, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 3 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string12.base, #t~string12.offset, 1);call write~init~int(80, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(117, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(109, #t~string12.base, 3 + #t~string12.offset, 1);call write~init~int(112, #t~string12.base, 4 + #t~string12.offset, 1);call write~init~int(58, #t~string12.base, 5 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 6 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(110, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 2 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(102, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 3 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string18.base, #t~string18.offset, 1);call write~init~int(32, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);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(21);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(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(13);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string64.base, #t~string64.offset, 1);call write~init~int(77, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(101, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(116, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(104, #t~string64.base, 4 + #t~string64.offset, 1);call write~init~int(58, #t~string64.base, 5 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 6 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string66.base, #t~string66.offset, 1);call write~init~int(82, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(73, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(84, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 4 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string68.base, #t~string68.offset, 1);call write~init~int(75, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 2 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string70.base, #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 1 + #t~string70.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,554 INFO L280 TraceCheckUtils]: 2: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume true; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,555 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4687#(= 0 ~pumpRunning~0)} {4682#true} #456#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,556 INFO L263 TraceCheckUtils]: 4: Hoare triple {4687#(= 0 ~pumpRunning~0)} call #t~ret71 := main(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,557 INFO L280 TraceCheckUtils]: 5: Hoare triple {4687#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~7;havoc ~tmp~5; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,557 INFO L263 TraceCheckUtils]: 6: Hoare triple {4687#(= 0 ~pumpRunning~0)} call select_helpers(); {4682#true} is VALID [2020-07-10 13:55:52,557 INFO L280 TraceCheckUtils]: 7: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,558 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #376#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,559 INFO L263 TraceCheckUtils]: 9: Hoare triple {4687#(= 0 ~pumpRunning~0)} call select_features(); {4682#true} is VALID [2020-07-10 13:55:52,559 INFO L280 TraceCheckUtils]: 10: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,560 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #378#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,560 INFO L263 TraceCheckUtils]: 12: Hoare triple {4687#(= 0 ~pumpRunning~0)} call #t~ret60 := valid_product(); {4682#true} is VALID [2020-07-10 13:55:52,560 INFO L280 TraceCheckUtils]: 13: Hoare triple {4682#true} havoc ~retValue_acc~6;~retValue_acc~6 := 1;#res := ~retValue_acc~6; {4682#true} is VALID [2020-07-10 13:55:52,560 INFO L280 TraceCheckUtils]: 14: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,561 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #380#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,562 INFO L280 TraceCheckUtils]: 16: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret60 && #t~ret60 <= 2147483647;~tmp~5 := #t~ret60;havoc #t~ret60; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,563 INFO L280 TraceCheckUtils]: 17: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~5; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,564 INFO L263 TraceCheckUtils]: 18: Hoare triple {4687#(= 0 ~pumpRunning~0)} call setup(); {4682#true} is VALID [2020-07-10 13:55:52,564 INFO L280 TraceCheckUtils]: 19: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,564 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4682#true} {4687#(= 0 ~pumpRunning~0)} #382#return; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,566 INFO L263 TraceCheckUtils]: 21: Hoare triple {4687#(= 0 ~pumpRunning~0)} call runTest(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,567 INFO L263 TraceCheckUtils]: 22: Hoare triple {4687#(= 0 ~pumpRunning~0)} call test(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,568 INFO L280 TraceCheckUtils]: 23: Hoare triple {4687#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,568 INFO L280 TraceCheckUtils]: 24: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !false; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,569 INFO L280 TraceCheckUtils]: 25: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,569 INFO L280 TraceCheckUtils]: 26: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,570 INFO L280 TraceCheckUtils]: 27: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~0); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,570 INFO L280 TraceCheckUtils]: 28: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,571 INFO L280 TraceCheckUtils]: 29: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,571 INFO L280 TraceCheckUtils]: 30: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,572 INFO L280 TraceCheckUtils]: 31: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___2~0; {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,573 INFO L263 TraceCheckUtils]: 32: Hoare triple {4687#(= 0 ~pumpRunning~0)} call timeShift(); {4687#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 13:55:52,573 INFO L280 TraceCheckUtils]: 33: Hoare triple {4687#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {4683#false} is VALID [2020-07-10 13:55:52,574 INFO L263 TraceCheckUtils]: 34: Hoare triple {4683#false} call lowerWaterLevel(); {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 13:55:52,574 INFO L280 TraceCheckUtils]: 35: Hoare triple {4712#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {4682#true} is VALID [2020-07-10 13:55:52,574 INFO L280 TraceCheckUtils]: 36: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,574 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4682#true} {4683#false} #428#return; {4683#false} is VALID [2020-07-10 13:55:52,574 INFO L280 TraceCheckUtils]: 38: Hoare triple {4683#false} assume 0 != ~systemActive~0; {4683#false} is VALID [2020-07-10 13:55:52,575 INFO L263 TraceCheckUtils]: 39: Hoare triple {4683#false} call processEnvironment(); {4682#true} is VALID [2020-07-10 13:55:52,575 INFO L280 TraceCheckUtils]: 40: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,575 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {4682#true} {4683#false} #430#return; {4683#false} is VALID [2020-07-10 13:55:52,575 INFO L263 TraceCheckUtils]: 42: Hoare triple {4683#false} call __utac_acc__Specification3_spec__1(); {4683#false} is VALID [2020-07-10 13:55:52,576 INFO L280 TraceCheckUtils]: 43: Hoare triple {4683#false} havoc ~tmp~4;havoc ~tmp___0~1;havoc ~tmp___1~1; {4683#false} is VALID [2020-07-10 13:55:52,576 INFO L263 TraceCheckUtils]: 44: Hoare triple {4683#false} call #t~ret57 := isMethaneLevelCritical(); {4682#true} is VALID [2020-07-10 13:55:52,576 INFO L280 TraceCheckUtils]: 45: Hoare triple {4682#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {4682#true} is VALID [2020-07-10 13:55:52,576 INFO L280 TraceCheckUtils]: 46: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,577 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {4682#true} {4683#false} #448#return; {4683#false} is VALID [2020-07-10 13:55:52,577 INFO L280 TraceCheckUtils]: 48: Hoare triple {4683#false} assume -2147483648 <= #t~ret57 && #t~ret57 <= 2147483647;~tmp~4 := #t~ret57;havoc #t~ret57; {4683#false} is VALID [2020-07-10 13:55:52,577 INFO L280 TraceCheckUtils]: 49: Hoare triple {4683#false} assume !(0 != ~tmp~4); {4683#false} is VALID [2020-07-10 13:55:52,577 INFO L263 TraceCheckUtils]: 50: Hoare triple {4683#false} call #t~ret58 := getWaterLevel(); {4682#true} is VALID [2020-07-10 13:55:52,577 INFO L280 TraceCheckUtils]: 51: Hoare triple {4682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {4682#true} is VALID [2020-07-10 13:55:52,578 INFO L280 TraceCheckUtils]: 52: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,578 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {4682#true} {4683#false} #450#return; {4683#false} is VALID [2020-07-10 13:55:52,578 INFO L280 TraceCheckUtils]: 54: Hoare triple {4683#false} assume -2147483648 <= #t~ret58 && #t~ret58 <= 2147483647;~tmp___0~1 := #t~ret58;havoc #t~ret58; {4683#false} is VALID [2020-07-10 13:55:52,578 INFO L280 TraceCheckUtils]: 55: Hoare triple {4683#false} assume 2 == ~tmp___0~1; {4683#false} is VALID [2020-07-10 13:55:52,579 INFO L263 TraceCheckUtils]: 56: Hoare triple {4683#false} call #t~ret59 := isPumpRunning(); {4682#true} is VALID [2020-07-10 13:55:52,579 INFO L280 TraceCheckUtils]: 57: Hoare triple {4682#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {4682#true} is VALID [2020-07-10 13:55:52,579 INFO L280 TraceCheckUtils]: 58: Hoare triple {4682#true} assume true; {4682#true} is VALID [2020-07-10 13:55:52,579 INFO L275 TraceCheckUtils]: 59: Hoare quadruple {4682#true} {4683#false} #452#return; {4683#false} is VALID [2020-07-10 13:55:52,579 INFO L280 TraceCheckUtils]: 60: Hoare triple {4683#false} assume -2147483648 <= #t~ret59 && #t~ret59 <= 2147483647;~tmp___1~1 := #t~ret59;havoc #t~ret59; {4683#false} is VALID [2020-07-10 13:55:52,580 INFO L280 TraceCheckUtils]: 61: Hoare triple {4683#false} assume !(0 != ~tmp___1~1); {4683#false} is VALID [2020-07-10 13:55:52,580 INFO L263 TraceCheckUtils]: 62: Hoare triple {4683#false} call __automaton_fail(); {4683#false} is VALID [2020-07-10 13:55:52,580 INFO L280 TraceCheckUtils]: 63: Hoare triple {4683#false} assume !false; {4683#false} is VALID [2020-07-10 13:55:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:55:52,587 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126393549] [2020-07-10 13:55:52,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:55:52,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-10 13:55:52,588 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749125302] [2020-07-10 13:55:52,588 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-10 13:55:52,589 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:55:52,589 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-10 13:55:52,668 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:52,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-10 13:55:52,669 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:55:52,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-10 13:55:52,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-10 13:55:52,670 INFO L87 Difference]: Start difference. First operand 341 states and 417 transitions. Second operand 5 states. [2020-07-10 13:55:53,370 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:55:58,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:55:58,155 INFO L93 Difference]: Finished difference Result 586 states and 736 transitions. [2020-07-10 13:55:58,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-10 13:55:58,155 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-07-10 13:55:58,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:55:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 13:55:58,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-10 13:55:58,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-10 13:55:58,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 215 transitions. [2020-07-10 13:55:58,164 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 215 transitions. [2020-07-10 13:55:58,802 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 215 edges. 215 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:55:58,816 INFO L225 Difference]: With dead ends: 586 [2020-07-10 13:55:58,816 INFO L226 Difference]: Without dead ends: 308 [2020-07-10 13:55:58,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-10 13:55:58,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2020-07-10 13:56:01,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 295. [2020-07-10 13:56:01,743 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:56:01,743 INFO L82 GeneralOperation]: Start isEquivalent. First operand 308 states. Second operand 295 states. [2020-07-10 13:56:01,743 INFO L74 IsIncluded]: Start isIncluded. First operand 308 states. Second operand 295 states. [2020-07-10 13:56:01,743 INFO L87 Difference]: Start difference. First operand 308 states. Second operand 295 states. [2020-07-10 13:56:01,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:56:01,758 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-10 13:56:01,758 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-10 13:56:01,759 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:56:01,759 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:56:01,759 INFO L74 IsIncluded]: Start isIncluded. First operand 295 states. Second operand 308 states. [2020-07-10 13:56:01,774 INFO L87 Difference]: Start difference. First operand 295 states. Second operand 308 states. [2020-07-10 13:56:01,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:56:01,789 INFO L93 Difference]: Finished difference Result 308 states and 367 transitions. [2020-07-10 13:56:01,789 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 367 transitions. [2020-07-10 13:56:01,790 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:56:01,791 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:56:01,791 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:56:01,791 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:56:01,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-07-10 13:56:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 346 transitions. [2020-07-10 13:56:01,805 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 346 transitions. Word has length 64 [2020-07-10 13:56:01,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:56:01,805 INFO L479 AbstractCegarLoop]: Abstraction has 295 states and 346 transitions. [2020-07-10 13:56:01,805 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-10 13:56:01,805 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 346 transitions. [2020-07-10 13:56:01,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-10 13:56:01,807 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:56:01,807 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, 1, 1, 1] [2020-07-10 13:56:01,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 13:56:01,807 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:56:01,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:56:01,808 INFO L82 PathProgramCache]: Analyzing trace with hash 2049443282, now seen corresponding path program 1 times [2020-07-10 13:56:01,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:56:01,809 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334338922] [2020-07-10 13:56:01,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:56:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:56:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 13:56:02,003 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 13:56:02,004 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 13:56:02,004 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-10 13:56:02,141 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:56:02,142 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 13:56:02,143 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: processEnvironmentFINAL has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 13:56:02,144 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 13:56:02,145 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 13:56:02,146 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:56:02,146 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 13:56:02,146 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:56:02,146 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 13:56:02,146 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 13:56:02,146 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:56:02,146 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: L319-2 has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-10 13:56:02,147 WARN L170 areAnnotationChecker]: L376-2 has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-10 13:56:02,148 WARN L170 areAnnotationChecker]: L232 has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: L575 has no Hoare annotation [2020-07-10 13:56:02,149 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-10 13:56:02,150 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: L436 has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: L841 has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-10 13:56:02,151 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: L816-1 has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: L129 has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-10 13:56:02,152 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: L697 has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: L792-1 has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: L804-1 has no Hoare annotation [2020-07-10 13:56:02,153 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L320 has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L402 has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L377 has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 13:56:02,154 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: L727 has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: L197-2 has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-10 13:56:02,155 WARN L170 areAnnotationChecker]: L575-1 has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: L175-1 has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-10 13:56:02,156 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 13:56:02,157 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-10 13:56:02,157 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-10 13:56:02,157 WARN L170 areAnnotationChecker]: L535 has no Hoare annotation [2020-07-10 13:56:02,157 WARN L170 areAnnotationChecker]: L529-1 has no Hoare annotation [2020-07-10 13:56:02,157 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 13:56:02,157 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 13:56:02,157 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: L441 has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: L841-2 has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-10 13:56:02,158 WARN L170 areAnnotationChecker]: L663-1 has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: L697-1 has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 13:56:02,159 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-10 13:56:02,160 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: L673-1 has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: L772-1 has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 13:56:02,161 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: L395-1 has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2020-07-10 13:56:02,162 WARN L170 areAnnotationChecker]: L669-1 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L665 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L701-2 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-10 13:56:02,163 WARN L170 areAnnotationChecker]: L671-1 has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: L325-1 has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: L772 has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: L729 has no Hoare annotation [2020-07-10 13:56:02,164 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: L209-2 has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,165 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-10 13:56:02,166 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L461-2 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L500 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-10 13:56:02,167 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L671 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L669 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L716 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L702 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-10 13:56:02,168 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L477-1 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L493-1 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L395 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-10 13:56:02,169 WARN L170 areAnnotationChecker]: L730 has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: L679 has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-10 13:56:02,170 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L712 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L482 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L462 has no Hoare annotation [2020-07-10 13:56:02,171 WARN L170 areAnnotationChecker]: L501 has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: L501 has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: L220-1 has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: L673 has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:56:02,172 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L705 has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L731 has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-10 13:56:02,173 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 13:56:02,174 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: L705-1 has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: L705-1 has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:56:02,175 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:56:02,176 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:56:02,176 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:56:02,176 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:56:02,176 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 13:56:02,176 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 13:56:02,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 01:56:02 BoogieIcfgContainer [2020-07-10 13:56:02,179 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 13:56:02,182 INFO L168 Benchmark]: Toolchain (without parser) took 58787.87 ms. Allocated memory was 145.2 MB in the beginning and 716.2 MB in the end (delta: 570.9 MB). Free memory was 100.2 MB in the beginning and 600.0 MB in the end (delta: -499.8 MB). Peak memory consumption was 71.1 MB. Max. memory is 7.1 GB. [2020-07-10 13:56:02,183 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 13:56:02,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.23 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 100.0 MB in the beginning and 168.8 MB in the end (delta: -68.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-07-10 13:56:02,184 INFO L168 Benchmark]: Boogie Preprocessor took 127.10 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 163.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-07-10 13:56:02,185 INFO L168 Benchmark]: RCFGBuilder took 1642.29 ms. Allocated memory was 201.9 MB in the beginning and 235.4 MB in the end (delta: 33.6 MB). Free memory was 163.5 MB in the beginning and 101.2 MB in the end (delta: 62.3 MB). Peak memory consumption was 95.8 MB. Max. memory is 7.1 GB. [2020-07-10 13:56:02,185 INFO L168 Benchmark]: TraceAbstraction took 56308.98 ms. Allocated memory was 235.4 MB in the beginning and 716.2 MB in the end (delta: 480.8 MB). Free memory was 101.2 MB in the beginning and 600.0 MB in the end (delta: -498.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-10 13:56:02,188 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 0.22 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.23 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 100.0 MB in the beginning and 168.8 MB in the end (delta: -68.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.10 ms. Allocated memory is still 201.9 MB. Free memory was 168.8 MB in the beginning and 163.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1642.29 ms. Allocated memory was 201.9 MB in the beginning and 235.4 MB in the end (delta: 33.6 MB). Free memory was 163.5 MB in the beginning and 101.2 MB in the end (delta: 62.3 MB). Peak memory consumption was 95.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 56308.98 ms. Allocated memory was 235.4 MB in the beginning and 716.2 MB in the end (delta: 480.8 MB). Free memory was 101.2 MB in the beginning and 600.0 MB in the end (delta: -498.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 650]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L119] int pumpRunning = 0; [L120] int systemActive = 1; [L411] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L690] int cleanupTimeShifts = 4; [L786] int waterLevel = 1; [L787] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=173, \old(head)=176, \old(head)=164, \old(methaneLevelCritical)=145, \old(pumpRunning)=136, \old(systemActive)=135, \old(waterLevel)=143, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L763] int retValue_acc ; [L764] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L768] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L769] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L770] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L637] int retValue_acc ; [L640] retValue_acc = 1 [L641] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L770] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L770] tmp = valid_product() [L772] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L774] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L775] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L757] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L804] COND TRUE waterLevel < 2 [L805] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L67] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___2=-1, waterLevel=2] [L100] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L127] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L134] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L136] FCALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L142] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L657] int tmp ; [L658] int tmp___0 ; [L659] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L825] int retValue_acc ; [L828] retValue_acc = methaneLevelCritical [L829] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L663] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L663] tmp = isMethaneLevelCritical() [L665] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L669] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L857] int retValue_acc ; [L860] retValue_acc = waterLevel [L861] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L669] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L669] tmp___0 = getWaterLevel() [L671] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L673] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L182] int retValue_acc ; [L185] retValue_acc = pumpRunning [L186] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L673] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L673] tmp___1 = isPumpRunning() [L675] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L679] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L650] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 56.0s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 41.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 415 SDtfs, 629 SDslu, 308 SDs, 0 SdLazy, 1278 SolverSat, 360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=341occurred 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: 10.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 149 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 281 ConstructedInterpolants, 0 QuantifiedInterpolants, 78876 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...