/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_VARIABLES --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_spec5_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 15:43:00,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 15:43:00,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 15:43:00,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 15:43:00,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 15:43:00,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 15:43:00,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 15:43:00,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 15:43:00,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 15:43:00,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 15:43:00,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 15:43:00,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 15:43:00,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 15:43:00,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 15:43:00,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 15:43:00,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 15:43:00,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 15:43:00,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 15:43:00,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 15:43:00,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 15:43:00,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 15:43:00,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 15:43:00,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 15:43:00,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 15:43:00,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 15:43:00,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 15:43:00,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 15:43:00,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 15:43:00,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 15:43:00,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 15:43:00,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 15:43:00,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 15:43:00,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 15:43:00,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 15:43:00,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 15:43:00,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 15:43:00,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 15:43:00,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 15:43:00,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 15:43:00,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 15:43:00,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 15:43:00,809 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 15:43:00,829 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 15:43:00,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 15:43:00,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 15:43:00,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 15:43:00,831 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 15:43:00,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 15:43:00,832 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 15:43:00,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 15:43:00,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 15:43:00,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 15:43:00,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 15:43:00,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 15:43:00,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 15:43:00,834 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 15:43:00,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 15:43:00,835 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 15:43:00,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 15:43:00,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 15:43:00,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 15:43:00,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 15:43:00,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 15:43:00,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 15:43:00,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 15:43:00,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 15:43:00,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 15:43:00,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 15:43:00,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:00,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 15:43:00,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 15:43:00,838 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_VARIABLES 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 15:43:01,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 15:43:01,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 15:43:01,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 15:43:01,129 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 15:43:01,130 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 15:43:01,130 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2020-07-21 15:43:01,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6e820ef/b3de5d4b7afb46009ef3505774bf4bde/FLAG88e23fde8 [2020-07-21 15:43:01,712 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 15:43:01,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2020-07-21 15:43:01,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6e820ef/b3de5d4b7afb46009ef3505774bf4bde/FLAG88e23fde8 [2020-07-21 15:43:02,028 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b6e820ef/b3de5d4b7afb46009ef3505774bf4bde [2020-07-21 15:43:02,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 15:43:02,042 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 15:43:02,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 15:43:02,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 15:43:02,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 15:43:02,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6960a08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02, skipping insertion in model container [2020-07-21 15:43:02,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 15:43:02,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 15:43:02,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:43:02,579 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 15:43:02,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:43:02,764 INFO L208 MainTranslator]: Completed translation [2020-07-21 15:43:02,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02 WrapperNode [2020-07-21 15:43:02,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 15:43:02,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 15:43:02,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 15:43:02,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 15:43:02,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (1/1) ... [2020-07-21 15:43:02,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 15:43:02,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 15:43:02,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 15:43:02,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 15:43:02,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (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 15:43:02,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 15:43:02,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 15:43:02,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 15:43:02,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 15:43:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 15:43:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 15:43:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 15:43:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 15:43:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 15:43:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 15:43:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 15:43:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 15:43:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 15:43:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 15:43:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 15:43:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 15:43:02,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 15:43:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 15:43:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 15:43:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 15:43:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 15:43:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 15:43:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 15:43:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 15:43:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 15:43:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 15:43:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 15:43:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 15:43:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 15:43:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 15:43:02,945 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 15:43:02,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 15:43:02,946 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 15:43:02,946 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 15:43:02,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 15:43:02,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 15:43:02,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 15:43:02,947 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 15:43:02,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 15:43:02,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 15:43:02,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 15:43:02,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 15:43:02,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 15:43:02,947 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 15:43:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 15:43:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 15:43:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 15:43:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 15:43:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 15:43:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 15:43:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 15:43:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 15:43:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 15:43:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 15:43:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 15:43:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 15:43:02,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 15:43:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 15:43:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 15:43:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 15:43:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 15:43:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 15:43:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 15:43:02,950 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 15:43:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 15:43:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 15:43:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 15:43:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 15:43:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 15:43:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 15:43:02,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 15:43:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 15:43:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 15:43:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 15:43:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 15:43:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 15:43:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 15:43:02,952 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 15:43:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 15:43:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 15:43:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 15:43:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 15:43:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 15:43:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 15:43:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 15:43:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 15:43:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 15:43:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 15:43:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 15:43:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 15:43:02,954 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 15:43:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 15:43:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 15:43:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 15:43:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 15:43:02,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 15:43:04,028 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 15:43:04,029 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 15:43:04,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:43:04 BoogieIcfgContainer [2020-07-21 15:43:04,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 15:43:04,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 15:43:04,036 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 15:43:04,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 15:43:04,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:43:02" (1/3) ... [2020-07-21 15:43:04,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ae1f76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:43:04, skipping insertion in model container [2020-07-21 15:43:04,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:43:02" (2/3) ... [2020-07-21 15:43:04,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ae1f76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:43:04, skipping insertion in model container [2020-07-21 15:43:04,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:43:04" (3/3) ... [2020-07-21 15:43:04,044 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product23.cil.c [2020-07-21 15:43:04,055 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 15:43:04,064 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 15:43:04,078 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 15:43:04,105 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 15:43:04,106 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 15:43:04,106 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 15:43:04,106 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 15:43:04,107 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 15:43:04,107 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 15:43:04,107 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 15:43:04,107 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 15:43:04,131 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-07-21 15:43:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 15:43:04,142 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:43:04,143 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] [2020-07-21 15:43:04,144 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:43:04,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:43:04,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1236267366, now seen corresponding path program 1 times [2020-07-21 15:43:04,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:43:04,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2030607799] [2020-07-21 15:43:04,161 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 15:43:04,546 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:43:04,547 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:43:04,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 15:43:04,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:43:04,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 15:43:04,599 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:43:04,601 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2030607799] [2020-07-21 15:43:04,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:43:04,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 15:43:04,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874249040] [2020-07-21 15:43:04,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 15:43:04,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:43:04,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 15:43:04,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 15:43:04,631 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2020-07-21 15:43:04,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:43:04,680 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2020-07-21 15:43:04,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 15:43:04,682 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 15:43:04,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:43:04,698 INFO L225 Difference]: With dead ends: 272 [2020-07-21 15:43:04,698 INFO L226 Difference]: Without dead ends: 138 [2020-07-21 15:43:04,703 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 [2020-07-21 15:43:04,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-07-21 15:43:04,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2020-07-21 15:43:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-07-21 15:43:04,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2020-07-21 15:43:04,783 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 59 [2020-07-21 15:43:04,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:43:04,784 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2020-07-21 15:43:04,784 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 15:43:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2020-07-21 15:43:04,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 15:43:04,795 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:43:04,797 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] [2020-07-21 15:43:05,011 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:05,012 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:43:05,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:43:05,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1329749238, now seen corresponding path program 1 times [2020-07-21 15:43:05,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:43:05,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1953181167] [2020-07-21 15:43:05,014 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 15:43:05,347 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:43:05,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:43:05,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 15:43:05,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:43:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:43:05,412 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:43:05,412 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1953181167] [2020-07-21 15:43:05,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:43:05,413 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:43:05,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955381004] [2020-07-21 15:43:05,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:43:05,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:43:05,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:43:05,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:43:05,418 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2020-07-21 15:43:05,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:43:05,503 INFO L93 Difference]: Finished difference Result 356 states and 435 transitions. [2020-07-21 15:43:05,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:43:05,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 15:43:05,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:43:05,511 INFO L225 Difference]: With dead ends: 356 [2020-07-21 15:43:05,514 INFO L226 Difference]: Without dead ends: 246 [2020-07-21 15:43:05,516 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 [2020-07-21 15:43:05,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-07-21 15:43:05,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 242. [2020-07-21 15:43:05,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-07-21 15:43:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 293 transitions. [2020-07-21 15:43:05,555 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 293 transitions. Word has length 64 [2020-07-21 15:43:05,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:43:05,556 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 293 transitions. [2020-07-21 15:43:05,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:43:05,556 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 293 transitions. [2020-07-21 15:43:05,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 15:43:05,559 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:43:05,559 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] [2020-07-21 15:43:05,772 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:05,773 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:43:05,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:43:05,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1748224400, now seen corresponding path program 1 times [2020-07-21 15:43:05,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:43:05,774 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [113758120] [2020-07-21 15:43:05,774 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 15:43:06,126 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:43:06,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:43:06,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 15:43:06,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:43:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 15:43:06,186 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:43:06,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [113758120] [2020-07-21 15:43:06,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:43:06,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:43:06,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104821953] [2020-07-21 15:43:06,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:43:06,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:43:06,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:43:06,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:43:06,188 INFO L87 Difference]: Start difference. First operand 242 states and 293 transitions. Second operand 6 states. [2020-07-21 15:43:06,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:43:06,421 INFO L93 Difference]: Finished difference Result 383 states and 482 transitions. [2020-07-21 15:43:06,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 15:43:06,426 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 15:43:06,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:43:06,427 INFO L225 Difference]: With dead ends: 383 [2020-07-21 15:43:06,427 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 15:43:06,430 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 [2020-07-21 15:43:06,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 15:43:06,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 15:43:06,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 15:43:06,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 15:43:06,431 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 15:43:06,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:43:06,434 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 15:43:06,434 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:43:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 15:43:06,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 15:43:06,644 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:43:06,648 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 15:43:07,351 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 15:43:07,352 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 15:43:07,352 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 15:43:07,353 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 15:43:07,353 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 15:43:07,353 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 15:43:07,353 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 15:43:07,353 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 15:43:07,353 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 15:43:07,354 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 15:43:07,354 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 15:43:07,354 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 15:43:07,354 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 15:43:07,354 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 15:43:07,354 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 15:43:07,354 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 15:43:07,355 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 15:43:07,355 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 15:43:07,355 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2020-07-21 15:43:07,355 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2020-07-21 15:43:07,355 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2020-07-21 15:43:07,356 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2020-07-21 15:43:07,356 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2020-07-21 15:43:07,356 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2020-07-21 15:43:07,356 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2020-07-21 15:43:07,356 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2020-07-21 15:43:07,356 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 928 937) the Hoare annotation is: true [2020-07-21 15:43:07,357 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 928 937) no Hoare annotation was computed. [2020-07-21 15:43:07,357 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 928 937) no Hoare annotation was computed. [2020-07-21 15:43:07,357 INFO L268 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-07-21 15:43:07,357 INFO L264 CegarLoopResult]: At program point L953(line 953) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,357 INFO L268 CegarLoopResult]: For program point L951(lines 951 957) no Hoare annotation was computed. [2020-07-21 15:43:07,357 INFO L268 CegarLoopResult]: For program point L950(lines 950 960) no Hoare annotation was computed. [2020-07-21 15:43:07,358 INFO L271 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: true [2020-07-21 15:43:07,358 INFO L268 CegarLoopResult]: For program point L948-1(line 948) no Hoare annotation was computed. [2020-07-21 15:43:07,358 INFO L268 CegarLoopResult]: For program point L946(lines 946 963) no Hoare annotation was computed. [2020-07-21 15:43:07,358 INFO L268 CegarLoopResult]: For program point L946-1(lines 938 966) no Hoare annotation was computed. [2020-07-21 15:43:07,358 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 938 966) the Hoare annotation is: true [2020-07-21 15:43:07,358 INFO L271 CegarLoopResult]: At program point L944(line 944) the Hoare annotation is: true [2020-07-21 15:43:07,358 INFO L268 CegarLoopResult]: For program point L944-1(line 944) no Hoare annotation was computed. [2020-07-21 15:43:07,359 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 938 966) no Hoare annotation was computed. [2020-07-21 15:43:07,359 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 591 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,359 INFO L264 CegarLoopResult]: At program point L603(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,359 INFO L264 CegarLoopResult]: At program point L603-1(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,359 INFO L268 CegarLoopResult]: For program point L601(lines 601 608) no Hoare annotation was computed. [2020-07-21 15:43:07,360 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 591 613) no Hoare annotation was computed. [2020-07-21 15:43:07,360 INFO L268 CegarLoopResult]: For program point L601-1(lines 601 608) no Hoare annotation was computed. [2020-07-21 15:43:07,360 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-07-21 15:43:07,360 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,360 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,360 INFO L264 CegarLoopResult]: At program point L597-1(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,360 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 591 613) no Hoare annotation was computed. [2020-07-21 15:43:07,361 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 544 567) no Hoare annotation was computed. [2020-07-21 15:43:07,361 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 544 567) no Hoare annotation was computed. [2020-07-21 15:43:07,361 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 544 567) no Hoare annotation was computed. [2020-07-21 15:43:07,361 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-21 15:43:07,361 INFO L268 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-07-21 15:43:07,361 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-21 15:43:07,361 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-21 15:43:07,362 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-07-21 15:43:07,362 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-07-21 15:43:07,362 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-21 15:43:07,362 INFO L268 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-07-21 15:43:07,362 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-07-21 15:43:07,362 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-21 15:43:07,362 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-07-21 15:43:07,363 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-07-21 15:43:07,363 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-21 15:43:07,363 INFO L268 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-07-21 15:43:07,363 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 801 815) no Hoare annotation was computed. [2020-07-21 15:43:07,363 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,363 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 801 815) 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)|))))) [2020-07-21 15:43:07,363 INFO L268 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2020-07-21 15:43:07,364 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 801 815) no Hoare annotation was computed. [2020-07-21 15:43:07,364 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-21 15:43:07,364 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 737 745) the Hoare annotation is: true [2020-07-21 15:43:07,364 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-21 15:43:07,364 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 782 800) the Hoare annotation is: true [2020-07-21 15:43:07,364 INFO L268 CegarLoopResult]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-07-21 15:43:07,364 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 782 800) no Hoare annotation was computed. [2020-07-21 15:43:07,365 INFO L271 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: true [2020-07-21 15:43:07,365 INFO L268 CegarLoopResult]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2020-07-21 15:43:07,365 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-07-21 15:43:07,365 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 782 800) no Hoare annotation was computed. [2020-07-21 15:43:07,365 INFO L268 CegarLoopResult]: For program point L765(lines 765 773) no Hoare annotation was computed. [2020-07-21 15:43:07,365 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2020-07-21 15:43:07,365 INFO L268 CegarLoopResult]: For program point L753(lines 753 761) no Hoare annotation was computed. [2020-07-21 15:43:07,366 INFO L268 CegarLoopResult]: For program point L753-2(lines 753 761) no Hoare annotation was computed. [2020-07-21 15:43:07,366 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 746 781) no Hoare annotation was computed. [2020-07-21 15:43:07,366 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-21 15:43:07,366 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-07-21 15:43:07,366 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 746 781) no Hoare annotation was computed. [2020-07-21 15:43:07,366 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 746 781) no Hoare annotation was computed. [2020-07-21 15:43:07,366 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2020-07-21 15:43:07,367 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2020-07-21 15:43:07,367 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 15:43:07,367 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 15:43:07,367 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 15:43:07,367 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 15:43:07,367 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 15:43:07,367 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 15:43:07,368 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 15:43:07,368 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 15:43:07,368 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 15:43:07,368 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 577 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,368 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 577 587) no Hoare annotation was computed. [2020-07-21 15:43:07,368 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 577 587) no Hoare annotation was computed. [2020-07-21 15:43:07,369 INFO L264 CegarLoopResult]: At program point L582(line 582) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,369 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 726 736) the Hoare annotation is: true [2020-07-21 15:43:07,369 INFO L271 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: true [2020-07-21 15:43:07,369 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 726 736) no Hoare annotation was computed. [2020-07-21 15:43:07,369 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-07-21 15:43:07,369 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 726 736) no Hoare annotation was computed. [2020-07-21 15:43:07,369 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 718 725) the Hoare annotation is: true [2020-07-21 15:43:07,369 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2020-07-21 15:43:07,370 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2020-07-21 15:43:07,370 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,370 INFO L268 CegarLoopResult]: For program point L704-1(lines 685 709) no Hoare annotation was computed. [2020-07-21 15:43:07,370 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,370 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,370 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 685 709) no Hoare annotation was computed. [2020-07-21 15:43:07,371 INFO L268 CegarLoopResult]: For program point L693(lines 693 701) no Hoare annotation was computed. [2020-07-21 15:43:07,371 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 685 709) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,371 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,371 INFO L268 CegarLoopResult]: For program point L691-1(line 691) no Hoare annotation was computed. [2020-07-21 15:43:07,371 INFO L268 CegarLoopResult]: For program point L689(lines 689 706) no Hoare annotation was computed. [2020-07-21 15:43:07,371 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 651 657) no Hoare annotation was computed. [2020-07-21 15:43:07,371 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 651 657) the Hoare annotation is: true [2020-07-21 15:43:07,372 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,372 INFO L264 CegarLoopResult]: At program point testENTRY(lines 817 882) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,372 INFO L268 CegarLoopResult]: For program point L863(lines 863 869) no Hoare annotation was computed. [2020-07-21 15:43:07,372 INFO L264 CegarLoopResult]: At program point L863-1(lines 857 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,372 INFO L268 CegarLoopResult]: For program point L828(lines 827 874) no Hoare annotation was computed. [2020-07-21 15:43:07,373 INFO L268 CegarLoopResult]: For program point L857(lines 857 870) no Hoare annotation was computed. [2020-07-21 15:43:07,373 INFO L268 CegarLoopResult]: For program point testFINAL(lines 817 882) no Hoare annotation was computed. [2020-07-21 15:43:07,373 INFO L264 CegarLoopResult]: At program point L849(line 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,373 INFO L268 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2020-07-21 15:43:07,373 INFO L268 CegarLoopResult]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2020-07-21 15:43:07,373 INFO L264 CegarLoopResult]: At program point L872(lines 827 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,374 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,374 INFO L268 CegarLoopResult]: For program point L837(lines 837 843) no Hoare annotation was computed. [2020-07-21 15:43:07,374 INFO L268 CegarLoopResult]: For program point L837-1(lines 837 843) no Hoare annotation was computed. [2020-07-21 15:43:07,374 INFO L268 CegarLoopResult]: For program point L829(lines 829 833) no Hoare annotation was computed. [2020-07-21 15:43:07,374 INFO L264 CegarLoopResult]: At program point L875(lines 826 876) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:43:07,374 INFO L268 CegarLoopResult]: For program point testEXIT(lines 817 882) no Hoare annotation was computed. [2020-07-21 15:43:07,374 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 15:43:07,375 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 15:43:07,375 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 15:43:07,375 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 15:43:07,375 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 15:43:07,375 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 15:43:07,375 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2020-07-21 15:43:07,375 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2020-07-21 15:43:07,376 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2020-07-21 15:43:07,376 INFO L268 CegarLoopResult]: For program point L477(lines 477 485) no Hoare annotation was computed. [2020-07-21 15:43:07,376 INFO L268 CegarLoopResult]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2020-07-21 15:43:07,376 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2020-07-21 15:43:07,376 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2020-07-21 15:43:07,376 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2020-07-21 15:43:07,376 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 15:43:07,377 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 15:43:07,377 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 15:43:07,377 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 15:43:07,377 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 15:43:07,377 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 15:43:07,377 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 15:43:07,378 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 15:43:07,378 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 15:43:07,378 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 15:43:07,378 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 15:43:07,378 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 15:43:07,378 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 15:43:07,378 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 15:43:07,379 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 15:43:07,379 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 15:43:07,379 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 885 894) no Hoare annotation was computed. [2020-07-21 15:43:07,379 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 885 894) no Hoare annotation was computed. [2020-07-21 15:43:07,379 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 885 894) no Hoare annotation was computed. [2020-07-21 15:43:07,379 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:43:07,379 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:43:07,380 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:43:07,380 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 710 717) no Hoare annotation was computed. [2020-07-21 15:43:07,380 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 710 717) no Hoare annotation was computed. [2020-07-21 15:43:07,380 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 710 717) no Hoare annotation was computed. [2020-07-21 15:43:07,380 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 492 500) the Hoare annotation is: true [2020-07-21 15:43:07,380 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-21 15:43:07,380 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-21 15:43:07,381 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:43:07,381 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 15:43:07,381 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:43:07,381 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: true [2020-07-21 15:43:07,381 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2020-07-21 15:43:07,381 INFO L268 CegarLoopResult]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2020-07-21 15:43:07,381 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2020-07-21 15:43:07,382 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2020-07-21 15:43:07,382 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2020-07-21 15:43:07,382 INFO L264 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,382 INFO L264 CegarLoopResult]: At program point L638(lines 638 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,382 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,382 INFO L268 CegarLoopResult]: For program point L631(lines 627 649) no Hoare annotation was computed. [2020-07-21 15:43:07,383 INFO L268 CegarLoopResult]: For program point L629(lines 627 649) no Hoare annotation was computed. [2020-07-21 15:43:07,383 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 624 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,383 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 624 650) no Hoare annotation was computed. [2020-07-21 15:43:07,383 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 624 650) no Hoare annotation was computed. [2020-07-21 15:43:07,383 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 513 542) no Hoare annotation was computed. [2020-07-21 15:43:07,383 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 513 542) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,383 INFO L271 CegarLoopResult]: At program point L538(lines 513 542) the Hoare annotation is: true [2020-07-21 15:43:07,384 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-07-21 15:43:07,384 INFO L268 CegarLoopResult]: For program point L527(lines 527 531) no Hoare annotation was computed. [2020-07-21 15:43:07,384 INFO L264 CegarLoopResult]: At program point L527-1(lines 527 531) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,384 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-21 15:43:07,384 INFO L264 CegarLoopResult]: At program point L523-2(lines 523 537) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,384 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,384 INFO L268 CegarLoopResult]: For program point L519-1(line 519) no Hoare annotation was computed. [2020-07-21 15:43:07,385 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2020-07-21 15:43:07,385 INFO L268 CegarLoopResult]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2020-07-21 15:43:07,385 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2020-07-21 15:43:07,385 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 568 574) no Hoare annotation was computed. [2020-07-21 15:43:07,385 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 568 574) the Hoare annotation is: true [2020-07-21 15:43:07,385 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:43:07,386 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 15:43:07,386 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:43:07,386 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:43:07,386 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2020-07-21 15:43:07,386 INFO L268 CegarLoopResult]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2020-07-21 15:43:07,386 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: true [2020-07-21 15:43:07,386 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2020-07-21 15:43:07,387 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2020-07-21 15:43:07,387 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2020-07-21 15:43:07,387 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2020-07-21 15:43:07,387 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,387 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 659 683) no Hoare annotation was computed. [2020-07-21 15:43:07,387 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,388 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-07-21 15:43:07,388 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 659 683) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,388 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:43:07,388 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-21 15:43:07,388 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-07-21 15:43:07,388 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:43:07,388 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-07-21 15:43:07,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:43:07 BoogieIcfgContainer [2020-07-21 15:43:07,406 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 15:43:07,410 INFO L168 Benchmark]: Toolchain (without parser) took 5368.15 ms. Allocated memory was 137.9 MB in the beginning and 250.6 MB in the end (delta: 112.7 MB). Free memory was 101.4 MB in the beginning and 111.6 MB in the end (delta: -10.2 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:07,412 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 15:43:07,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.76 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.2 MB in the beginning and 167.1 MB in the end (delta: -65.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:07,414 INFO L168 Benchmark]: Boogie Preprocessor took 102.51 ms. Allocated memory is still 201.9 MB. Free memory was 167.1 MB in the beginning and 162.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:07,421 INFO L168 Benchmark]: RCFGBuilder took 1158.86 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 191.3 MB in the end (delta: -28.3 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:07,422 INFO L168 Benchmark]: TraceAbstraction took 3370.57 ms. Allocated memory was 233.3 MB in the beginning and 250.6 MB in the end (delta: 17.3 MB). Free memory was 191.3 MB in the beginning and 111.6 MB in the end (delta: 79.6 MB). Peak memory consumption was 96.9 MB. Max. memory is 7.1 GB. [2020-07-21 15:43:07,432 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 729.76 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.2 MB in the beginning and 167.1 MB in the end (delta: -65.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.51 ms. Allocated memory is still 201.9 MB. Free memory was 167.1 MB in the beginning and 162.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1158.86 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 162.9 MB in the beginning and 191.3 MB in the end (delta: -28.3 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3370.57 ms. Allocated memory was 233.3 MB in the beginning and 250.6 MB in the end (delta: 17.3 MB). Free memory was 191.3 MB in the beginning and 111.6 MB in the end (delta: 79.6 MB). Peak memory consumption was 96.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 827]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || 0 == pumpRunning) || !(1 <= \old(systemActive)) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || 0 == pumpRunning - InvariantResult [Line: 826]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || 0 == pumpRunning) || !(1 <= \old(systemActive)) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 484 SDtfs, 209 SDslu, 400 SDs, 0 SdLazy, 75 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 192 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred 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, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 330 PreInvPairs, 363 NumberOfFragments, 394 HoareAnnotationTreeSize, 330 FomulaSimplifications, 48 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 63 FomulaSimplificationsInter, 572 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 193 NumberOfCodeBlocks, 193 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 20386 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2147 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...