/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:11,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:11,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:11,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:11,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:11,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:11,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:11,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:11,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:11,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:11,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:11,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:11,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:11,900 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:11,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:11,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:11,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:11,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:11,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:11,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:11,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:11,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:11,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:11,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:11,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:11,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:11,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:11,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:11,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:11,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:11,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:11,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:11,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:11,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:11,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:11,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:11,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:11,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:11,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:11,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:11,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:11,938 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 [2020-07-21 12:51:11,971 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:11,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:11,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:11,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:11,973 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:11,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:11,973 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:11,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:11,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:11,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:11,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:11,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:11,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:11,974 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:11,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:11,975 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:11,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:11,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:11,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:11,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:11,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:11,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:11,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:11,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:11,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:11,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:11,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:11,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:11,978 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:11,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:51:12,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:12,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:12,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:12,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:12,277 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:12,278 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2020-07-21 12:51:12,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f55477dee/b84d668073a043b6ac87521e7d28b1a1/FLAG71c6b4d8a [2020-07-21 12:51:12,842 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:12,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2020-07-21 12:51:12,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f55477dee/b84d668073a043b6ac87521e7d28b1a1/FLAG71c6b4d8a [2020-07-21 12:51:13,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f55477dee/b84d668073a043b6ac87521e7d28b1a1 [2020-07-21 12:51:13,217 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:13,219 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:13,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:13,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:13,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:13,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db7bd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13, skipping insertion in model container [2020-07-21 12:51:13,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:13,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:13,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:13,775 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:13,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:13,880 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:13,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13 WrapperNode [2020-07-21 12:51:13,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:13,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:13,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:13,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:13,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:13,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:13,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:13,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:13,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (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 [2020-07-21 12:51:14,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:14,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:14,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:14,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:14,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:14,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:14,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:14,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:14,084 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:14,085 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:14,086 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:51:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:14,087 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:14,088 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:14,088 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:14,088 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:14,088 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:51:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 12:51:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:14,089 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:51:14,090 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:14,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:14,091 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:14,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:14,093 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:14,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:14,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:14,096 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:14,097 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:14,098 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:51:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:51:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:51:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 12:51:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:14,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:15,180 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:15,181 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:15,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:15 BoogieIcfgContainer [2020-07-21 12:51:15,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:15,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:15,187 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:15,189 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:15,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:13" (1/3) ... [2020-07-21 12:51:15,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12462aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:15, skipping insertion in model container [2020-07-21 12:51:15,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (2/3) ... [2020-07-21 12:51:15,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12462aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:15, skipping insertion in model container [2020-07-21 12:51:15,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:15" (3/3) ... [2020-07-21 12:51:15,193 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2020-07-21 12:51:15,203 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:15,209 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:15,220 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:15,245 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:15,246 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:15,246 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:15,246 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:15,246 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:15,246 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:15,247 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:15,247 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:15,270 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-21 12:51:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:15,281 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:15,282 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] [2020-07-21 12:51:15,283 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:15,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:15,289 INFO L82 PathProgramCache]: Analyzing trace with hash -555791625, now seen corresponding path program 1 times [2020-07-21 12:51:15,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:15,299 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [593560338] [2020-07-21 12:51:15,300 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:15,709 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:15,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:15,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:15,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:15,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:15,756 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:15,757 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [593560338] [2020-07-21 12:51:15,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:15,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:15,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310572741] [2020-07-21 12:51:15,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:15,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:15,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:15,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:15,782 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2020-07-21 12:51:15,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:15,825 INFO L93 Difference]: Finished difference Result 244 states and 307 transitions. [2020-07-21 12:51:15,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:15,826 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:15,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:15,839 INFO L225 Difference]: With dead ends: 244 [2020-07-21 12:51:15,839 INFO L226 Difference]: Without dead ends: 124 [2020-07-21 12:51:15,844 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:15,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-21 12:51:15,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-21 12:51:15,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-21 12:51:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 147 transitions. [2020-07-21 12:51:15,915 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 147 transitions. Word has length 51 [2020-07-21 12:51:15,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:15,920 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 147 transitions. [2020-07-21 12:51:15,920 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:15,921 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2020-07-21 12:51:15,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:15,927 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:15,928 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] [2020-07-21 12:51:16,143 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,144 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:16,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:16,145 INFO L82 PathProgramCache]: Analyzing trace with hash 1211509884, now seen corresponding path program 1 times [2020-07-21 12:51:16,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:16,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [547242964] [2020-07-21 12:51:16,146 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,493 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:16,494 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:16,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:16,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:16,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:16,536 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:16,537 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [547242964] [2020-07-21 12:51:16,537 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:16,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:16,537 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619410963] [2020-07-21 12:51:16,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:16,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:16,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:16,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,540 INFO L87 Difference]: Start difference. First operand 124 states and 147 transitions. Second operand 3 states. [2020-07-21 12:51:16,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:16,563 INFO L93 Difference]: Finished difference Result 220 states and 269 transitions. [2020-07-21 12:51:16,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:16,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:16,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:16,567 INFO L225 Difference]: With dead ends: 220 [2020-07-21 12:51:16,567 INFO L226 Difference]: Without dead ends: 124 [2020-07-21 12:51:16,569 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-07-21 12:51:16,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2020-07-21 12:51:16,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-07-21 12:51:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 146 transitions. [2020-07-21 12:51:16,586 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 146 transitions. Word has length 52 [2020-07-21 12:51:16,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:16,587 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 146 transitions. [2020-07-21 12:51:16,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 146 transitions. [2020-07-21 12:51:16,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 12:51:16,589 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:16,590 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, 1] [2020-07-21 12:51:16,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,803 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:16,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:16,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1417355661, now seen corresponding path program 1 times [2020-07-21 12:51:16,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:16,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [286414005] [2020-07-21 12:51:16,805 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,137 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:17,137 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:17,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:17,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:17,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:17,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [286414005] [2020-07-21 12:51:17,167 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:17,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:17,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177075642] [2020-07-21 12:51:17,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:17,169 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:17,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:17,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:17,170 INFO L87 Difference]: Start difference. First operand 124 states and 146 transitions. Second operand 3 states. [2020-07-21 12:51:17,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:17,204 INFO L93 Difference]: Finished difference Result 193 states and 227 transitions. [2020-07-21 12:51:17,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:17,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 12:51:17,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:17,210 INFO L225 Difference]: With dead ends: 193 [2020-07-21 12:51:17,210 INFO L226 Difference]: Without dead ends: 115 [2020-07-21 12:51:17,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:17,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-07-21 12:51:17,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2020-07-21 12:51:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-07-21 12:51:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2020-07-21 12:51:17,238 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 134 transitions. Word has length 65 [2020-07-21 12:51:17,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:17,241 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 134 transitions. [2020-07-21 12:51:17,241 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:17,241 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 134 transitions. [2020-07-21 12:51:17,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-21 12:51:17,244 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:17,244 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, 1, 1, 1, 1, 1] [2020-07-21 12:51:17,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,460 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:17,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:17,460 INFO L82 PathProgramCache]: Analyzing trace with hash 865162855, now seen corresponding path program 1 times [2020-07-21 12:51:17,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:17,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [823606796] [2020-07-21 12:51:17,461 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,817 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:17,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:17,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:51:17,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:17,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:17,876 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:17,876 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [823606796] [2020-07-21 12:51:17,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:17,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:17,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378152655] [2020-07-21 12:51:17,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:17,878 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:17,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:17,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:17,878 INFO L87 Difference]: Start difference. First operand 115 states and 134 transitions. Second operand 6 states. [2020-07-21 12:51:18,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:18,095 INFO L93 Difference]: Finished difference Result 281 states and 341 transitions. [2020-07-21 12:51:18,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:18,096 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-21 12:51:18,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:18,099 INFO L225 Difference]: With dead ends: 281 [2020-07-21 12:51:18,100 INFO L226 Difference]: Without dead ends: 194 [2020-07-21 12:51:18,101 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:18,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-07-21 12:51:18,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 192. [2020-07-21 12:51:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-07-21 12:51:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 228 transitions. [2020-07-21 12:51:18,138 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 228 transitions. Word has length 69 [2020-07-21 12:51:18,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:18,139 INFO L479 AbstractCegarLoop]: Abstraction has 192 states and 228 transitions. [2020-07-21 12:51:18,139 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 228 transitions. [2020-07-21 12:51:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-21 12:51:18,143 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:18,144 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:18,358 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:18,359 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:18,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:18,360 INFO L82 PathProgramCache]: Analyzing trace with hash -2006019637, now seen corresponding path program 1 times [2020-07-21 12:51:18,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:18,361 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [175301751] [2020-07-21 12:51:18,362 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:18,675 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:18,675 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:18,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:18,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:18,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:18,736 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:18,736 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [175301751] [2020-07-21 12:51:18,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:18,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:18,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368474464] [2020-07-21 12:51:18,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:18,739 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:18,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:18,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:18,741 INFO L87 Difference]: Start difference. First operand 192 states and 228 transitions. Second operand 6 states. [2020-07-21 12:51:18,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:18,910 INFO L93 Difference]: Finished difference Result 290 states and 353 transitions. [2020-07-21 12:51:18,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:51:18,911 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-07-21 12:51:18,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:18,912 INFO L225 Difference]: With dead ends: 290 [2020-07-21 12:51:18,912 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:18,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:18,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:18,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:18,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:18,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:18,915 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2020-07-21 12:51:18,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:18,916 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:18,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:18,916 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:18,916 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:19,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:19,131 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:20,165 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 12:51:20,166 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 12:51:20,166 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 12:51:20,166 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 12:51:20,166 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:20,166 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 12:51:20,167 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:20,167 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:20,167 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 12:51:20,167 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 12:51:20,167 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:20,167 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 12:51:20,167 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 12:51:20,168 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 12:51:20,168 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:20,168 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 12:51:20,168 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:20,168 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 12:51:20,168 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 673 679) the Hoare annotation is: true [2020-07-21 12:51:20,169 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 673 679) no Hoare annotation was computed. [2020-07-21 12:51:20,169 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 680 688) no Hoare annotation was computed. [2020-07-21 12:51:20,169 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 680 688) the Hoare annotation is: true [2020-07-21 12:51:20,169 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 680 688) no Hoare annotation was computed. [2020-07-21 12:51:20,169 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 529 551) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,169 INFO L264 CegarLoopResult]: At program point L541(line 541) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,170 INFO L264 CegarLoopResult]: At program point L541-1(line 541) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,170 INFO L268 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2020-07-21 12:51:20,170 INFO L268 CegarLoopResult]: For program point L539-1(lines 539 546) no Hoare annotation was computed. [2020-07-21 12:51:20,170 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-07-21 12:51:20,170 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 529 551) no Hoare annotation was computed. [2020-07-21 12:51:20,170 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,171 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,171 INFO L264 CegarLoopResult]: At program point L535-1(line 535) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,171 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 529 551) no Hoare annotation was computed. [2020-07-21 12:51:20,171 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 483 506) no Hoare annotation was computed. [2020-07-21 12:51:20,171 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 483 506) no Hoare annotation was computed. [2020-07-21 12:51:20,171 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 483 506) no Hoare annotation was computed. [2020-07-21 12:51:20,171 INFO L268 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-07-21 12:51:20,172 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-07-21 12:51:20,172 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-21 12:51:20,172 INFO L268 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-07-21 12:51:20,172 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-21 12:51:20,172 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-21 12:51:20,172 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-07-21 12:51:20,172 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-07-21 12:51:20,173 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-21 12:51:20,173 INFO L268 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-07-21 12:51:20,173 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-07-21 12:51:20,173 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-21 12:51:20,173 INFO L268 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-07-21 12:51:20,173 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-21 12:51:20,174 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 805 813) no Hoare annotation was computed. [2020-07-21 12:51:20,174 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 805 813) the Hoare annotation is: true [2020-07-21 12:51:20,174 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 805 813) no Hoare annotation was computed. [2020-07-21 12:51:20,174 INFO L268 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2020-07-21 12:51:20,174 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 850 868) the Hoare annotation is: true [2020-07-21 12:51:20,174 INFO L271 CegarLoopResult]: At program point L857(line 857) the Hoare annotation is: true [2020-07-21 12:51:20,174 INFO L268 CegarLoopResult]: For program point L859-2(lines 859 863) no Hoare annotation was computed. [2020-07-21 12:51:20,174 INFO L268 CegarLoopResult]: For program point L857-1(line 857) no Hoare annotation was computed. [2020-07-21 12:51:20,175 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 850 868) no Hoare annotation was computed. [2020-07-21 12:51:20,175 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 850 868) no Hoare annotation was computed. [2020-07-21 12:51:20,175 INFO L268 CegarLoopResult]: For program point L833(lines 833 841) no Hoare annotation was computed. [2020-07-21 12:51:20,175 INFO L268 CegarLoopResult]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2020-07-21 12:51:20,175 INFO L268 CegarLoopResult]: For program point L821(lines 821 829) no Hoare annotation was computed. [2020-07-21 12:51:20,175 INFO L268 CegarLoopResult]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2020-07-21 12:51:20,175 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 814 849) no Hoare annotation was computed. [2020-07-21 12:51:20,176 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-21 12:51:20,176 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-07-21 12:51:20,176 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 814 849) no Hoare annotation was computed. [2020-07-21 12:51:20,176 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 814 849) no Hoare annotation was computed. [2020-07-21 12:51:20,176 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 666 672) no Hoare annotation was computed. [2020-07-21 12:51:20,176 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 666 672) the Hoare annotation is: true [2020-07-21 12:51:20,177 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:20,177 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:20,177 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:20,177 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 12:51:20,177 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:20,177 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 12:51:20,177 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 12:51:20,178 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:20,178 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:20,178 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 515 525) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,178 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 515 525) no Hoare annotation was computed. [2020-07-21 12:51:20,178 INFO L264 CegarLoopResult]: At program point L520(line 520) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,178 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 515 525) no Hoare annotation was computed. [2020-07-21 12:51:20,179 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 794 804) the Hoare annotation is: true [2020-07-21 12:51:20,179 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-07-21 12:51:20,179 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-07-21 12:51:20,179 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 794 804) no Hoare annotation was computed. [2020-07-21 12:51:20,179 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 794 804) no Hoare annotation was computed. [2020-07-21 12:51:20,179 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 786 793) the Hoare annotation is: true [2020-07-21 12:51:20,179 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2020-07-21 12:51:20,180 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2020-07-21 12:51:20,180 INFO L264 CegarLoopResult]: At program point L767(line 767) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:20,180 INFO L264 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:20,180 INFO L268 CegarLoopResult]: For program point L761(lines 761 769) no Hoare annotation was computed. [2020-07-21 12:51:20,180 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:20,180 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 753 777) no Hoare annotation was computed. [2020-07-21 12:51:20,180 INFO L268 CegarLoopResult]: For program point L759-1(line 759) no Hoare annotation was computed. [2020-07-21 12:51:20,181 INFO L268 CegarLoopResult]: For program point L757(lines 757 774) no Hoare annotation was computed. [2020-07-21 12:51:20,181 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 753 777) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:20,181 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:20,181 INFO L268 CegarLoopResult]: For program point L772-1(lines 753 777) no Hoare annotation was computed. [2020-07-21 12:51:20,181 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 719 725) no Hoare annotation was computed. [2020-07-21 12:51:20,181 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 719 725) the Hoare annotation is: true [2020-07-21 12:51:20,181 INFO L264 CegarLoopResult]: At program point testENTRY(lines 870 933) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,182 INFO L264 CegarLoopResult]: At program point L892(line 892) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:20,182 INFO L264 CegarLoopResult]: At program point L923(lines 880 925) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:20,182 INFO L268 CegarLoopResult]: For program point L890(lines 890 896) no Hoare annotation was computed. [2020-07-21 12:51:20,182 INFO L268 CegarLoopResult]: For program point L890-1(lines 890 896) no Hoare annotation was computed. [2020-07-21 12:51:20,182 INFO L268 CegarLoopResult]: For program point testFINAL(lines 870 933) no Hoare annotation was computed. [2020-07-21 12:51:20,182 INFO L268 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2020-07-21 12:51:20,182 INFO L264 CegarLoopResult]: At program point L926(lines 879 927) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:20,183 INFO L268 CegarLoopResult]: For program point L916(lines 916 920) no Hoare annotation was computed. [2020-07-21 12:51:20,183 INFO L264 CegarLoopResult]: At program point L916-2(lines 910 921) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:20,183 INFO L268 CegarLoopResult]: For program point L881(lines 880 925) no Hoare annotation was computed. [2020-07-21 12:51:20,183 INFO L268 CegarLoopResult]: For program point L910(lines 910 921) no Hoare annotation was computed. [2020-07-21 12:51:20,183 INFO L264 CegarLoopResult]: At program point L902(line 902) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:51:20,183 INFO L268 CegarLoopResult]: For program point L900(lines 900 906) no Hoare annotation was computed. [2020-07-21 12:51:20,183 INFO L268 CegarLoopResult]: For program point L900-1(lines 900 906) no Hoare annotation was computed. [2020-07-21 12:51:20,183 INFO L268 CegarLoopResult]: For program point testEXIT(lines 870 933) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 636 644) no Hoare annotation was computed. [2020-07-21 12:51:20,184 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 636 644) the Hoare annotation is: true [2020-07-21 12:51:20,185 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 636 644) no Hoare annotation was computed. [2020-07-21 12:51:20,185 INFO L264 CegarLoopResult]: At program point L433(line 433) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,185 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: true [2020-07-21 12:51:20,185 INFO L268 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2020-07-21 12:51:20,185 INFO L268 CegarLoopResult]: For program point L430(lines 430 440) no Hoare annotation was computed. [2020-07-21 12:51:20,185 INFO L264 CegarLoopResult]: At program point L428(line 428) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,185 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-07-21 12:51:20,185 INFO L268 CegarLoopResult]: For program point L426(lines 426 443) no Hoare annotation was computed. [2020-07-21 12:51:20,186 INFO L268 CegarLoopResult]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2020-07-21 12:51:20,186 INFO L271 CegarLoopResult]: At program point L424(line 424) the Hoare annotation is: true [2020-07-21 12:51:20,186 INFO L268 CegarLoopResult]: For program point L424-1(line 424) no Hoare annotation was computed. [2020-07-21 12:51:20,186 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2020-07-21 12:51:20,186 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: true [2020-07-21 12:51:20,186 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2020-07-21 12:51:20,186 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2020-07-21 12:51:20,186 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 604 626) no Hoare annotation was computed. [2020-07-21 12:51:20,186 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 604 626) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 604 626) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point L612(lines 612 620) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 620) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 12:51:20,187 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 12:51:20,188 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 656 665) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 656 665) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 656 665) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:20,189 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 778 785) no Hoare annotation was computed. [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 778 785) no Hoare annotation was computed. [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 778 785) no Hoare annotation was computed. [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 627 635) no Hoare annotation was computed. [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 627 635) no Hoare annotation was computed. [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 627 635) no Hoare annotation was computed. [2020-07-21 12:51:20,190 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:20,191 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:20,191 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:20,191 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 583 594) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 12:51:20,191 INFO L268 CegarLoopResult]: For program point L587-1(lines 583 594) no Hoare annotation was computed. [2020-07-21 12:51:20,191 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 583 594) no Hoare annotation was computed. [2020-07-21 12:51:20,191 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 595 603) the Hoare annotation is: true [2020-07-21 12:51:20,191 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 595 603) no Hoare annotation was computed. [2020-07-21 12:51:20,191 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 595 603) no Hoare annotation was computed. [2020-07-21 12:51:20,192 INFO L264 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:20,192 INFO L268 CegarLoopResult]: For program point L699(lines 698 717) no Hoare annotation was computed. [2020-07-21 12:51:20,192 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 695 718) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:20,192 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 695 718) no Hoare annotation was computed. [2020-07-21 12:51:20,192 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 695 718) no Hoare annotation was computed. [2020-07-21 12:51:20,192 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:20,192 INFO L264 CegarLoopResult]: At program point L706(lines 706 712) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:20,193 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 450 479) no Hoare annotation was computed. [2020-07-21 12:51:20,193 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 450 479) the Hoare annotation is: true [2020-07-21 12:51:20,193 INFO L271 CegarLoopResult]: At program point L475(lines 450 479) the Hoare annotation is: true [2020-07-21 12:51:20,193 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-07-21 12:51:20,193 INFO L268 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2020-07-21 12:51:20,193 INFO L271 CegarLoopResult]: At program point L464-1(lines 464 468) the Hoare annotation is: true [2020-07-21 12:51:20,193 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 12:51:20,194 INFO L271 CegarLoopResult]: At program point L460-2(lines 460 474) the Hoare annotation is: true [2020-07-21 12:51:20,194 INFO L271 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: true [2020-07-21 12:51:20,194 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-07-21 12:51:20,194 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 559 570) the Hoare annotation is: true [2020-07-21 12:51:20,194 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 559 570) no Hoare annotation was computed. [2020-07-21 12:51:20,194 INFO L268 CegarLoopResult]: For program point L563-1(lines 559 570) no Hoare annotation was computed. [2020-07-21 12:51:20,194 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 507 513) no Hoare annotation was computed. [2020-07-21 12:51:20,195 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 507 513) the Hoare annotation is: true [2020-07-21 12:51:20,195 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:20,195 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:51:20,195 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:20,195 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:20,195 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 571 582) no Hoare annotation was computed. [2020-07-21 12:51:20,195 INFO L268 CegarLoopResult]: For program point L575-1(lines 571 582) no Hoare annotation was computed. [2020-07-21 12:51:20,196 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 571 582) the Hoare annotation is: true [2020-07-21 12:51:20,196 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 646 653) no Hoare annotation was computed. [2020-07-21 12:51:20,196 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 650) no Hoare annotation was computed. [2020-07-21 12:51:20,196 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 646 653) the Hoare annotation is: true [2020-07-21 12:51:20,196 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 646 653) no Hoare annotation was computed. [2020-07-21 12:51:20,196 INFO L264 CegarLoopResult]: At program point L737(line 737) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:20,197 INFO L268 CegarLoopResult]: For program point L735(lines 735 743) no Hoare annotation was computed. [2020-07-21 12:51:20,197 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 727 751) no Hoare annotation was computed. [2020-07-21 12:51:20,197 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:20,197 INFO L268 CegarLoopResult]: For program point L733-1(line 733) no Hoare annotation was computed. [2020-07-21 12:51:20,197 INFO L268 CegarLoopResult]: For program point L731(lines 731 748) no Hoare annotation was computed. [2020-07-21 12:51:20,197 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 727 751) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:20,197 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:20,198 INFO L268 CegarLoopResult]: For program point L746-1(lines 727 751) no Hoare annotation was computed. [2020-07-21 12:51:20,198 INFO L264 CegarLoopResult]: At program point L741(line 741) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 12:51:20,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:20 BoogieIcfgContainer [2020-07-21 12:51:20,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:20,216 INFO L168 Benchmark]: Toolchain (without parser) took 6997.09 ms. Allocated memory was 146.8 MB in the beginning and 282.1 MB in the end (delta: 135.3 MB). Free memory was 102.0 MB in the beginning and 220.5 MB in the end (delta: -118.4 MB). Peak memory consumption was 142.6 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:20,217 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.8 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:20,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.18 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.6 MB in the beginning and 173.0 MB in the end (delta: -71.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:20,219 INFO L168 Benchmark]: Boogie Preprocessor took 110.12 ms. Allocated memory is still 204.5 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:20,220 INFO L168 Benchmark]: RCFGBuilder took 1193.81 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 169.1 MB in the beginning and 193.4 MB in the end (delta: -24.3 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:20,221 INFO L168 Benchmark]: TraceAbstraction took 5027.00 ms. Allocated memory was 234.9 MB in the beginning and 282.1 MB in the end (delta: 47.2 MB). Free memory was 192.1 MB in the beginning and 220.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 144.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:20,225 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.8 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.18 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.6 MB in the beginning and 173.0 MB in the end (delta: -71.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.12 ms. Allocated memory is still 204.5 MB. Free memory was 173.0 MB in the beginning and 169.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1193.81 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 169.1 MB in the beginning and 193.4 MB in the end (delta: -24.3 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5027.00 ms. Allocated memory was 234.9 MB in the beginning and 282.1 MB in the end (delta: 47.2 MB). Free memory was 192.1 MB in the beginning and 220.5 MB in the end (delta: -28.4 MB). Peak memory consumption was 144.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 650]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((!(1 <= systemActive) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (0 == pumpRunning && splverifierCounter <= 0) - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 229 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 667 SDtfs, 255 SDslu, 790 SDs, 0 SdLazy, 125 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 309 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 332 PreInvPairs, 346 NumberOfFragments, 494 HoareAnnotationTreeSize, 332 FomulaSimplifications, 56 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 58 FomulaSimplificationsInter, 708 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 310 NumberOfCodeBlocks, 310 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 305 ConstructedInterpolants, 0 QuantifiedInterpolants, 34659 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3462 ConjunctsInSsa, 39 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 correct! Received shutdown request...