/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 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 13:04:20,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 13:04:20,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 13:04:20,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 13:04:20,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 13:04:20,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 13:04:20,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 13:04:20,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 13:04:20,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 13:04:20,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 13:04:20,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 13:04:20,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 13:04:20,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 13:04:20,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 13:04:20,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 13:04:20,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 13:04:20,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 13:04:20,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 13:04:20,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 13:04:20,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 13:04:20,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 13:04:20,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 13:04:20,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 13:04:20,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 13:04:21,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 13:04:21,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 13:04:21,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 13:04:21,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 13:04:21,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 13:04:21,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 13:04:21,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 13:04:21,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 13:04:21,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 13:04:21,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 13:04:21,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 13:04:21,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 13:04:21,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 13:04:21,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 13:04:21,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 13:04:21,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 13:04:21,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 13:04:21,012 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 [2020-07-20 13:04:21,046 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 13:04:21,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 13:04:21,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 13:04:21,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 13:04:21,051 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 13:04:21,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 13:04:21,051 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 13:04:21,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 13:04:21,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 13:04:21,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 13:04:21,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 13:04:21,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 13:04:21,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 13:04:21,053 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 13:04:21,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 13:04:21,053 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 13:04:21,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 13:04:21,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 13:04:21,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 13:04:21,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 13:04:21,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 13:04:21,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 13:04:21,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 13:04:21,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 13:04:21,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 13:04:21,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 13:04:21,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:21,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 13:04:21,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 13:04:21,056 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 -> 4 [2020-07-20 13:04:21,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 13:04:21,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 13:04:21,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 13:04:21,359 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 13:04:21,361 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 13:04:21,362 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2020-07-20 13:04:21,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a070761a/7ade991f0e224a27bdf7d4639bbfe537/FLAG9b5f505c7 [2020-07-20 13:04:21,973 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 13:04:21,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2020-07-20 13:04:22,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a070761a/7ade991f0e224a27bdf7d4639bbfe537/FLAG9b5f505c7 [2020-07-20 13:04:22,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a070761a/7ade991f0e224a27bdf7d4639bbfe537 [2020-07-20 13:04:22,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 13:04:22,223 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 13:04:22,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:22,224 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 13:04:22,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 13:04:22,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@684c7dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22, skipping insertion in model container [2020-07-20 13:04:22,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 13:04:22,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 13:04:22,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:22,626 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 13:04:22,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 13:04:22,906 INFO L208 MainTranslator]: Completed translation [2020-07-20 13:04:22,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22 WrapperNode [2020-07-20 13:04:22,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 13:04:22,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 13:04:22,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 13:04:22,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 13:04:22,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:22,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (1/1) ... [2020-07-20 13:04:23,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 13:04:23,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 13:04:23,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 13:04:23,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 13:04:23,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (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 [2020-07-20 13:04:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 13:04:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 13:04:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:23,090 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 13:04:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 13:04:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 13:04:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 13:04:23,091 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 13:04:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 13:04:23,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 13:04:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 13:04:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 13:04:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 13:04:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-20 13:04:23,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 13:04:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:23,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 13:04:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 13:04:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 13:04:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 13:04:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 13:04:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 13:04:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 13:04:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 13:04:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 13:04:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 13:04:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 13:04:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 13:04:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 13:04:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 13:04:23,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 13:04:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 13:04:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 13:04:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 13:04:23,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 13:04:23,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 13:04:23,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 13:04:23,100 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 13:04:23,100 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 13:04:23,100 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 13:04:23,101 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-20 13:04:23,104 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 13:04:23,104 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 13:04:23,104 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 13:04:23,104 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 13:04:23,105 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 13:04:23,105 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 13:04:23,105 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 13:04:23,105 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 13:04:23,105 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 13:04:23,105 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 13:04:23,106 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 13:04:23,106 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 13:04:23,106 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 13:04:23,106 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 13:04:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 13:04:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 13:04:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 13:04:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 13:04:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 13:04:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 13:04:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 13:04:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 13:04:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 13:04:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 13:04:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 13:04:23,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 13:04:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 13:04:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 13:04:23,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 13:04:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 13:04:23,110 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 13:04:23,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 13:04:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 13:04:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 13:04:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 13:04:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 13:04:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 13:04:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 13:04:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 13:04:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 13:04:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 13:04:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 13:04:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 13:04:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 13:04:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 13:04:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 13:04:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 13:04:23,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 13:04:24,086 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 13:04:24,086 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 13:04:24,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:24 BoogieIcfgContainer [2020-07-20 13:04:24,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 13:04:24,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 13:04:24,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 13:04:24,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 13:04:24,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 01:04:22" (1/3) ... [2020-07-20 13:04:24,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da297b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:24, skipping insertion in model container [2020-07-20 13:04:24,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 01:04:22" (2/3) ... [2020-07-20 13:04:24,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da297b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 01:04:24, skipping insertion in model container [2020-07-20 13:04:24,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 01:04:24" (3/3) ... [2020-07-20 13:04:24,100 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product19.cil.c [2020-07-20 13:04:24,111 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 13:04:24,119 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 13:04:24,134 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 13:04:24,159 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 13:04:24,160 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 13:04:24,160 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 13:04:24,160 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 13:04:24,160 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 13:04:24,161 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 13:04:24,161 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 13:04:24,161 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 13:04:24,184 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-07-20 13:04:24,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 13:04:24,194 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:24,196 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:24,196 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:24,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:24,203 INFO L82 PathProgramCache]: Analyzing trace with hash -578031485, now seen corresponding path program 1 times [2020-07-20 13:04:24,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:24,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1625527002] [2020-07-20 13:04:24,213 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:24,862 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:04:24,863 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:24,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 13:04:24,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 13:04:24,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:24,938 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1625527002] [2020-07-20 13:04:24,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:24,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 13:04:24,940 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656724166] [2020-07-20 13:04:24,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 13:04:24,947 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:24,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 13:04:24,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:24,964 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2020-07-20 13:04:25,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:25,012 INFO L93 Difference]: Finished difference Result 236 states and 295 transitions. [2020-07-20 13:04:25,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 13:04:25,013 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 13:04:25,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:25,025 INFO L225 Difference]: With dead ends: 236 [2020-07-20 13:04:25,026 INFO L226 Difference]: Without dead ends: 120 [2020-07-20 13:04:25,030 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 13:04:25,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-07-20 13:04:25,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2020-07-20 13:04:25,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-07-20 13:04:25,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-07-20 13:04:25,083 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-07-20 13:04:25,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:25,084 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-07-20 13:04:25,084 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 13:04:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-07-20 13:04:25,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 13:04:25,088 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:25,088 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:25,302 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:25,303 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:25,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:25,304 INFO L82 PathProgramCache]: Analyzing trace with hash 1225445288, now seen corresponding path program 1 times [2020-07-20 13:04:25,306 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:25,306 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2063052069] [2020-07-20 13:04:25,306 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:25,828 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:25,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:25,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 13:04:25,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:25,887 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:25,888 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2063052069] [2020-07-20 13:04:25,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:25,888 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:04:25,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849224016] [2020-07-20 13:04:25,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:04:25,891 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:25,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:04:25,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:25,892 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 3 states. [2020-07-20 13:04:25,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:25,926 INFO L93 Difference]: Finished difference Result 302 states and 369 transitions. [2020-07-20 13:04:25,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:04:25,927 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-20 13:04:25,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:25,931 INFO L225 Difference]: With dead ends: 302 [2020-07-20 13:04:25,932 INFO L226 Difference]: Without dead ends: 210 [2020-07-20 13:04:25,934 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:25,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2020-07-20 13:04:25,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 206. [2020-07-20 13:04:25,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-07-20 13:04:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 249 transitions. [2020-07-20 13:04:25,967 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 249 transitions. Word has length 64 [2020-07-20 13:04:25,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:25,967 INFO L479 AbstractCegarLoop]: Abstraction has 206 states and 249 transitions. [2020-07-20 13:04:25,967 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:04:25,968 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 249 transitions. [2020-07-20 13:04:25,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-20 13:04:25,971 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:25,971 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:26,185 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:26,186 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:26,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:26,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1868752230, now seen corresponding path program 1 times [2020-07-20 13:04:26,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:26,188 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1063133035] [2020-07-20 13:04:26,189 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:26,605 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 13:04:26,605 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:26,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 13:04:26,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 13:04:26,637 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:26,637 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1063133035] [2020-07-20 13:04:26,638 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:26,638 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 13:04:26,638 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695856918] [2020-07-20 13:04:26,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 13:04:26,639 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:26,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 13:04:26,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:26,640 INFO L87 Difference]: Start difference. First operand 206 states and 249 transitions. Second operand 3 states. [2020-07-20 13:04:26,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:26,658 INFO L93 Difference]: Finished difference Result 321 states and 382 transitions. [2020-07-20 13:04:26,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 13:04:26,659 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-07-20 13:04:26,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:26,662 INFO L225 Difference]: With dead ends: 321 [2020-07-20 13:04:26,663 INFO L226 Difference]: Without dead ends: 188 [2020-07-20 13:04:26,665 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 13:04:26,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-20 13:04:26,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2020-07-20 13:04:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-07-20 13:04:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 225 transitions. [2020-07-20 13:04:26,687 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 225 transitions. Word has length 68 [2020-07-20 13:04:26,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:26,687 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 225 transitions. [2020-07-20 13:04:26,687 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 13:04:26,688 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 225 transitions. [2020-07-20 13:04:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-20 13:04:26,690 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 13:04:26,690 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 13:04:26,903 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:26,904 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 13:04:26,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 13:04:26,905 INFO L82 PathProgramCache]: Analyzing trace with hash -460747992, now seen corresponding path program 1 times [2020-07-20 13:04:26,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 13:04:26,906 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1650840490] [2020-07-20 13:04:26,907 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 [2020-07-20 13:04:27,378 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 13:04:27,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 13:04:27,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 13:04:27,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 13:04:27,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 13:04:27,447 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 13:04:27,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1650840490] [2020-07-20 13:04:27,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 13:04:27,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 13:04:27,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482599193] [2020-07-20 13:04:27,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 13:04:27,452 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 13:04:27,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 13:04:27,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 13:04:27,452 INFO L87 Difference]: Start difference. First operand 188 states and 225 transitions. Second operand 6 states. [2020-07-20 13:04:27,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 13:04:27,641 INFO L93 Difference]: Finished difference Result 301 states and 372 transitions. [2020-07-20 13:04:27,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 13:04:27,642 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-20 13:04:27,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 13:04:27,643 INFO L225 Difference]: With dead ends: 301 [2020-07-20 13:04:27,643 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 13:04:27,646 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 13:04:27,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 13:04:27,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 13:04:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 13:04:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 13:04:27,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-20 13:04:27,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 13:04:27,647 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 13:04:27,647 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 13:04:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 13:04:27,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 13:04:27,857 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 13:04:27,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 13:04:28,503 INFO L268 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-07-20 13:04:28,503 INFO L268 CegarLoopResult]: For program point L384-1(lines 384 388) no Hoare annotation was computed. [2020-07-20 13:04:28,504 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-20 13:04:28,504 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 399) no Hoare annotation was computed. [2020-07-20 13:04:28,504 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 353 408) no Hoare annotation was computed. [2020-07-20 13:04:28,504 INFO L268 CegarLoopResult]: For program point L400(lines 377 401) no Hoare annotation was computed. [2020-07-20 13:04:28,504 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 353 408) no Hoare annotation was computed. [2020-07-20 13:04:28,505 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 353 408) no Hoare annotation was computed. [2020-07-20 13:04:28,505 INFO L268 CegarLoopResult]: For program point L441(lines 441 445) no Hoare annotation was computed. [2020-07-20 13:04:28,506 INFO L268 CegarLoopResult]: For program point L441-1(lines 441 445) no Hoare annotation was computed. [2020-07-20 13:04:28,506 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 409 468) no Hoare annotation was computed. [2020-07-20 13:04:28,506 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-20 13:04:28,506 INFO L268 CegarLoopResult]: For program point L435-2(lines 435 460) no Hoare annotation was computed. [2020-07-20 13:04:28,506 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 409 468) no Hoare annotation was computed. [2020-07-20 13:04:28,506 INFO L268 CegarLoopResult]: For program point L461(lines 434 462) no Hoare annotation was computed. [2020-07-20 13:04:28,507 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 409 468) no Hoare annotation was computed. [2020-07-20 13:04:28,507 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-20 13:04:28,507 INFO L268 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-07-20 13:04:28,508 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 778 784) the Hoare annotation is: true [2020-07-20 13:04:28,508 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 778 784) no Hoare annotation was computed. [2020-07-20 13:04:28,508 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 785 793) no Hoare annotation was computed. [2020-07-20 13:04:28,508 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 785 793) the Hoare annotation is: true [2020-07-20 13:04:28,508 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 785 793) no Hoare annotation was computed. [2020-07-20 13:04:28,508 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 796 803) the Hoare annotation is: true [2020-07-20 13:04:28,508 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 796 803) no Hoare annotation was computed. [2020-07-20 13:04:28,508 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 796 803) no Hoare annotation was computed. [2020-07-20 13:04:28,509 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 804 813) the Hoare annotation is: true [2020-07-20 13:04:28,509 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 804 813) no Hoare annotation was computed. [2020-07-20 13:04:28,510 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-07-20 13:04:28,510 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 804 813) no Hoare annotation was computed. [2020-07-20 13:04:28,511 INFO L264 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-20 13:04:28,511 INFO L268 CegarLoopResult]: For program point L827(lines 827 833) no Hoare annotation was computed. [2020-07-20 13:04:28,511 INFO L268 CegarLoopResult]: For program point L826(lines 826 836) no Hoare annotation was computed. [2020-07-20 13:04:28,512 INFO L271 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: true [2020-07-20 13:04:28,512 INFO L268 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-07-20 13:04:28,512 INFO L268 CegarLoopResult]: For program point L822(lines 822 839) no Hoare annotation was computed. [2020-07-20 13:04:28,512 INFO L268 CegarLoopResult]: For program point L822-1(lines 814 842) no Hoare annotation was computed. [2020-07-20 13:04:28,512 INFO L271 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: true [2020-07-20 13:04:28,512 INFO L268 CegarLoopResult]: For program point L820-1(line 820) no Hoare annotation was computed. [2020-07-20 13:04:28,512 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 814 842) the Hoare annotation is: true [2020-07-20 13:04:28,513 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 814 842) no Hoare annotation was computed. [2020-07-20 13:04:28,513 INFO L264 CegarLoopResult]: At program point L929(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,513 INFO L264 CegarLoopResult]: At program point L929-1(line 929) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,513 INFO L268 CegarLoopResult]: For program point L927(lines 927 934) no Hoare annotation was computed. [2020-07-20 13:04:28,513 INFO L268 CegarLoopResult]: For program point L927-1(lines 927 934) no Hoare annotation was computed. [2020-07-20 13:04:28,514 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 917 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,514 INFO L268 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-07-20 13:04:28,514 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,514 INFO L264 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,514 INFO L264 CegarLoopResult]: At program point L923-1(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,514 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 917 939) no Hoare annotation was computed. [2020-07-20 13:04:28,514 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 917 939) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 875 898) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 875 898) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 875 898) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-07-20 13:04:28,515 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-07-20 13:04:28,516 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-07-20 13:04:28,517 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 276 290) no Hoare annotation was computed. [2020-07-20 13:04:28,517 INFO L264 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:28,517 INFO L268 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-07-20 13:04:28,517 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 276 290) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-20 13:04:28,517 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 276 290) no Hoare annotation was computed. [2020-07-20 13:04:28,517 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2020-07-20 13:04:28,517 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2020-07-20 13:04:28,518 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2020-07-20 13:04:28,518 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-07-20 13:04:28,518 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2020-07-20 13:04:28,518 INFO L271 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: true [2020-07-20 13:04:28,518 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2020-07-20 13:04:28,518 INFO L268 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-07-20 13:04:28,518 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2020-07-20 13:04:28,518 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2020-07-20 13:04:28,519 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-07-20 13:04:28,519 INFO L268 CegarLoopResult]: For program point L251-1(line 251) no Hoare annotation was computed. [2020-07-20 13:04:28,519 INFO L268 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-07-20 13:04:28,519 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2020-07-20 13:04:28,519 INFO L268 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-07-20 13:04:28,519 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2020-07-20 13:04:28,519 INFO L268 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2020-07-20 13:04:28,520 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2020-07-20 13:04:28,520 INFO L268 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2020-07-20 13:04:28,520 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 771 777) no Hoare annotation was computed. [2020-07-20 13:04:28,520 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 771 777) the Hoare annotation is: true [2020-07-20 13:04:28,520 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 307 352) no Hoare annotation was computed. [2020-07-20 13:04:28,520 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 307 352) no Hoare annotation was computed. [2020-07-20 13:04:28,520 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 307 352) no Hoare annotation was computed. [2020-07-20 13:04:28,521 INFO L268 CegarLoopResult]: For program point L640(lines 640 647) no Hoare annotation was computed. [2020-07-20 13:04:28,521 INFO L268 CegarLoopResult]: For program point L634(lines 634 654) no Hoare annotation was computed. [2020-07-20 13:04:28,521 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 620 665) no Hoare annotation was computed. [2020-07-20 13:04:28,521 INFO L268 CegarLoopResult]: For program point L634-1(lines 634 654) no Hoare annotation was computed. [2020-07-20 13:04:28,521 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 620 665) no Hoare annotation was computed. [2020-07-20 13:04:28,521 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 620 665) no Hoare annotation was computed. [2020-07-20 13:04:28,521 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 906 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,522 INFO L264 CegarLoopResult]: At program point L911(line 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,522 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 906 916) no Hoare annotation was computed. [2020-07-20 13:04:28,522 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 906 916) no Hoare annotation was computed. [2020-07-20 13:04:28,522 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 201 211) no Hoare annotation was computed. [2020-07-20 13:04:28,522 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-07-20 13:04:28,522 INFO L268 CegarLoopResult]: For program point L206-1(line 206) no Hoare annotation was computed. [2020-07-20 13:04:28,522 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2020-07-20 13:04:28,522 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2020-07-20 13:04:28,523 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2020-07-20 13:04:28,523 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2020-07-20 13:04:28,523 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2020-07-20 13:04:28,523 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2020-07-20 13:04:28,523 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:28,523 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:28,523 INFO L268 CegarLoopResult]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2020-07-20 13:04:28,524 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:28,524 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:28,524 INFO L268 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-07-20 13:04:28,524 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:28,524 INFO L268 CegarLoopResult]: For program point L166-1(line 166) no Hoare annotation was computed. [2020-07-20 13:04:28,524 INFO L268 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-07-20 13:04:28,524 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2020-07-20 13:04:28,525 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2020-07-20 13:04:28,525 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,525 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,525 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-07-20 13:04:28,525 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,525 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-07-20 13:04:28,526 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-07-20 13:04:28,526 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-07-20 13:04:28,526 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,526 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-20 13:04:28,526 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-07-20 13:04:28,526 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,526 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,527 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-20 13:04:28,527 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-07-20 13:04:28,527 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-07-20 13:04:28,527 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 13:04:28,527 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-07-20 13:04:28,527 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 574 619) no Hoare annotation was computed. [2020-07-20 13:04:28,527 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 574 619) no Hoare annotation was computed. [2020-07-20 13:04:28,527 INFO L268 CegarLoopResult]: For program point L594(lines 594 601) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 574 619) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point L588(lines 588 608) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point L588-1(lines 588 608) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 747 755) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 747 755) the Hoare annotation is: true [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 747 755) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point L723-2(lines 723 731) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 715 737) no Hoare annotation was computed. [2020-07-20 13:04:28,528 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 715 737) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 715 737) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point L723(lines 723 731) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 471 573) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point L541(lines 519 542) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point L500(lines 500 516) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point L560(lines 560 567) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point L521(lines 520 540) no Hoare annotation was computed. [2020-07-20 13:04:28,529 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point L552-1(line 552) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 471 573) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point L517(lines 517 558) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point L536-1(line 536) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 471 573) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point L495(lines 495 499) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point L559(lines 559 570) no Hoare annotation was computed. [2020-07-20 13:04:28,530 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-07-20 13:04:28,531 INFO L268 CegarLoopResult]: For program point L520-2(lines 520 540) no Hoare annotation was computed. [2020-07-20 13:04:28,531 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 761 770) no Hoare annotation was computed. [2020-07-20 13:04:28,531 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 761 770) no Hoare annotation was computed. [2020-07-20 13:04:28,531 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 761 770) no Hoare annotation was computed. [2020-07-20 13:04:28,531 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:28,531 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:28,531 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:28,531 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2020-07-20 13:04:28,532 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2020-07-20 13:04:28,532 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2020-07-20 13:04:28,532 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 738 746) the Hoare annotation is: true [2020-07-20 13:04:28,532 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 738 746) no Hoare annotation was computed. [2020-07-20 13:04:28,532 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 738 746) no Hoare annotation was computed. [2020-07-20 13:04:28,532 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 694 705) the Hoare annotation is: true [2020-07-20 13:04:28,532 INFO L268 CegarLoopResult]: For program point L698-1(lines 694 705) no Hoare annotation was computed. [2020-07-20 13:04:28,532 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 694 705) no Hoare annotation was computed. [2020-07-20 13:04:28,533 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:28,533 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 13:04:28,533 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:28,533 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:28,533 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:28,533 INFO L264 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 13:04:28,533 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2020-07-20 13:04:28,533 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2020-07-20 13:04:28,534 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-20 13:04:28,534 INFO L268 CegarLoopResult]: For program point L132(lines 128 150) no Hoare annotation was computed. [2020-07-20 13:04:28,534 INFO L268 CegarLoopResult]: For program point L130(lines 128 150) no Hoare annotation was computed. [2020-07-20 13:04:28,534 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 845 874) no Hoare annotation was computed. [2020-07-20 13:04:28,534 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 845 874) the Hoare annotation is: true [2020-07-20 13:04:28,534 INFO L268 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2020-07-20 13:04:28,534 INFO L271 CegarLoopResult]: At program point L859-1(lines 859 863) the Hoare annotation is: true [2020-07-20 13:04:28,535 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-07-20 13:04:28,535 INFO L271 CegarLoopResult]: At program point L855-2(lines 855 869) the Hoare annotation is: true [2020-07-20 13:04:28,535 INFO L271 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: true [2020-07-20 13:04:28,535 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-07-20 13:04:28,535 INFO L271 CegarLoopResult]: At program point L870(lines 845 874) the Hoare annotation is: true [2020-07-20 13:04:28,535 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-07-20 13:04:28,535 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 706 714) no Hoare annotation was computed. [2020-07-20 13:04:28,535 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 706 714) no Hoare annotation was computed. [2020-07-20 13:04:28,536 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 706 714) no Hoare annotation was computed. [2020-07-20 13:04:28,536 INFO L268 CegarLoopResult]: For program point L674-1(lines 670 681) no Hoare annotation was computed. [2020-07-20 13:04:28,536 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 670 681) the Hoare annotation is: true [2020-07-20 13:04:28,536 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 670 681) no Hoare annotation was computed. [2020-07-20 13:04:28,536 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 899 905) no Hoare annotation was computed. [2020-07-20 13:04:28,536 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 899 905) the Hoare annotation is: true [2020-07-20 13:04:28,536 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 13:04:28,537 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 13:04:28,537 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 13:04:28,537 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 13:04:28,537 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 682 693) no Hoare annotation was computed. [2020-07-20 13:04:28,537 INFO L268 CegarLoopResult]: For program point L686-1(lines 682 693) no Hoare annotation was computed. [2020-07-20 13:04:28,537 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 682 693) the Hoare annotation is: true [2020-07-20 13:04:28,537 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 292 299) no Hoare annotation was computed. [2020-07-20 13:04:28,537 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 296) no Hoare annotation was computed. [2020-07-20 13:04:28,538 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 292 299) the Hoare annotation is: true [2020-07-20 13:04:28,538 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 292 299) no Hoare annotation was computed. [2020-07-20 13:04:28,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 01:04:28 BoogieIcfgContainer [2020-07-20 13:04:28,555 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 13:04:28,557 INFO L168 Benchmark]: Toolchain (without parser) took 6334.33 ms. Allocated memory was 146.3 MB in the beginning and 276.3 MB in the end (delta: 130.0 MB). Free memory was 102.2 MB in the beginning and 201.0 MB in the end (delta: -98.7 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:28,559 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 146.3 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 13:04:28,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.42 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 101.8 MB in the beginning and 176.7 MB in the end (delta: -74.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:28,560 INFO L168 Benchmark]: Boogie Preprocessor took 96.61 ms. Allocated memory is still 206.6 MB. Free memory was 176.7 MB in the beginning and 172.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:28,561 INFO L168 Benchmark]: RCFGBuilder took 1088.07 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 172.6 MB in the beginning and 198.5 MB in the end (delta: -25.9 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:28,562 INFO L168 Benchmark]: TraceAbstraction took 4461.85 ms. Allocated memory was 235.9 MB in the beginning and 276.3 MB in the end (delta: 40.4 MB). Free memory was 198.5 MB in the beginning and 201.0 MB in the end (delta: -2.5 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. [2020-07-20 13:04:28,567 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 146.3 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.42 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 101.8 MB in the beginning and 176.7 MB in the end (delta: -74.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.61 ms. Allocated memory is still 206.6 MB. Free memory was 176.7 MB in the beginning and 172.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1088.07 ms. Allocated memory was 206.6 MB in the beginning and 235.9 MB in the end (delta: 29.4 MB). Free memory was 172.6 MB in the beginning and 198.5 MB in the end (delta: -25.9 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4461.85 ms. Allocated memory was 235.9 MB in the beginning and 276.3 MB in the end (delta: 40.4 MB). Free memory was 198.5 MB in the beginning and 201.0 MB in the end (delta: -2.5 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 296]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 529 SDtfs, 182 SDslu, 448 SDs, 0 SdLazy, 65 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=206occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 279 PreInvPairs, 296 NumberOfFragments, 352 HoareAnnotationTreeSize, 279 FomulaSimplifications, 55 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 440 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 261 NumberOfCodeBlocks, 230 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 25143 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2810 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...