/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_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 15:42:48,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 15:42:48,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 15:42:48,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 15:42:48,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 15:42:48,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 15:42:48,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 15:42:48,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 15:42:48,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 15:42:48,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 15:42:48,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 15:42:48,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 15:42:48,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 15:42:48,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 15:42:48,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 15:42:48,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 15:42:48,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 15:42:48,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 15:42:48,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 15:42:48,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 15:42:48,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 15:42:48,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 15:42:48,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 15:42:48,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 15:42:48,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 15:42:48,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 15:42:48,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 15:42:48,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 15:42:48,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 15:42:48,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 15:42:48,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 15:42:48,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 15:42:48,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 15:42:48,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 15:42:48,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 15:42:48,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 15:42:48,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 15:42:48,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 15:42:48,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 15:42:48,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 15:42:48,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 15:42:48,828 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 15:42:48,845 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 15:42:48,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 15:42:48,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 15:42:48,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 15:42:48,847 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 15:42:48,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 15:42:48,847 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 15:42:48,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 15:42:48,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 15:42:48,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 15:42:48,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 15:42:48,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 15:42:48,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 15:42:48,849 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 15:42:48,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 15:42:48,849 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 15:42:48,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 15:42:48,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 15:42:48,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 15:42:48,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 15:42:48,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 15:42:48,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 15:42:48,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 15:42:48,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 15:42:48,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 15:42:48,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 15:42:48,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:48,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 15:42:48,852 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 15:42:48,852 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 15:42:49,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 15:42:49,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 15:42:49,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 15:42:49,159 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 15:42:49,159 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 15:42:49,160 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-07-21 15:42:49,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80a9cae8b/bd99a3d55566450eb6592ac2e49d9f26/FLAGe1d29d745 [2020-07-21 15:42:49,784 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 15:42:49,785 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-07-21 15:42:49,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80a9cae8b/bd99a3d55566450eb6592ac2e49d9f26/FLAGe1d29d745 [2020-07-21 15:42:50,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80a9cae8b/bd99a3d55566450eb6592ac2e49d9f26 [2020-07-21 15:42:50,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 15:42:50,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 15:42:50,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 15:42:50,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 15:42:50,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 15:42:50,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c0926b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50, skipping insertion in model container [2020-07-21 15:42:50,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 15:42:50,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 15:42:50,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:42:50,620 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 15:42:50,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 15:42:50,771 INFO L208 MainTranslator]: Completed translation [2020-07-21 15:42:50,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50 WrapperNode [2020-07-21 15:42:50,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 15:42:50,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 15:42:50,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 15:42:50,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 15:42:50,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (1/1) ... [2020-07-21 15:42:50,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 15:42:50,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 15:42:50,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 15:42:50,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 15:42:50,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (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 15:42:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 15:42:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 15:42:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 15:42:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 15:42:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 15:42:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 15:42:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 15:42:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 15:42:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 15:42:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 15:42:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 15:42:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 15:42:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 15:42:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 15:42:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 15:42:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 15:42:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 15:42:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 15:42:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 15:42:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 15:42:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 15:42:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 15:42:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 15:42:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 15:42:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 15:42:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 15:42:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 15:42:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 15:42:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 15:42:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 15:42:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 15:42:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 15:42:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 15:42:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 15:42:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 15:42:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 15:42:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 15:42:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 15:42:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 15:42:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 15:42:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 15:42:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 15:42:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 15:42:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 15:42:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 15:42:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 15:42:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 15:42:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 15:42:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 15:42:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 15:42:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 15:42:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 15:42:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 15:42:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 15:42:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 15:42:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 15:42:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 15:42:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 15:42:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 15:42:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 15:42:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 15:42:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 15:42:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 15:42:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 15:42:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 15:42:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 15:42:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 15:42:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 15:42:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 15:42:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 15:42:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 15:42:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 15:42:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 15:42:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 15:42:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 15:42:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 15:42:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 15:42:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 15:42:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 15:42:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 15:42:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 15:42:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 15:42:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 15:42:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 15:42:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 15:42:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 15:42:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 15:42:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 15:42:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 15:42:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 15:42:52,042 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 15:42:52,042 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 15:42:52,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:42:52 BoogieIcfgContainer [2020-07-21 15:42:52,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 15:42:52,048 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 15:42:52,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 15:42:52,052 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 15:42:52,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:42:50" (1/3) ... [2020-07-21 15:42:52,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a01a9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:42:52, skipping insertion in model container [2020-07-21 15:42:52,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:42:50" (2/3) ... [2020-07-21 15:42:52,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a01a9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:42:52, skipping insertion in model container [2020-07-21 15:42:52,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:42:52" (3/3) ... [2020-07-21 15:42:52,055 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product07.cil.c [2020-07-21 15:42:52,065 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 15:42:52,075 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 15:42:52,089 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 15:42:52,113 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 15:42:52,113 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 15:42:52,113 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 15:42:52,113 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 15:42:52,113 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 15:42:52,114 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 15:42:52,114 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 15:42:52,114 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 15:42:52,137 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-07-21 15:42:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 15:42:52,147 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:52,148 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 15:42:52,149 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:52,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:52,155 INFO L82 PathProgramCache]: Analyzing trace with hash -1021809772, now seen corresponding path program 1 times [2020-07-21 15:42:52,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:52,164 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1678310347] [2020-07-21 15:42:52,165 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 15:42:52,585 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:52,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:52,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 15:42:52,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:52,636 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 15:42:52,636 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:52,638 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1678310347] [2020-07-21 15:42:52,639 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:52,639 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 15:42:52,640 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722223692] [2020-07-21 15:42:52,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 15:42:52,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:52,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 15:42:52,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 15:42:52,663 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2020-07-21 15:42:52,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:52,704 INFO L93 Difference]: Finished difference Result 232 states and 289 transitions. [2020-07-21 15:42:52,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 15:42:52,705 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 15:42:52,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:52,719 INFO L225 Difference]: With dead ends: 232 [2020-07-21 15:42:52,719 INFO L226 Difference]: Without dead ends: 118 [2020-07-21 15:42:52,723 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 15:42:52,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-07-21 15:42:52,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2020-07-21 15:42:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-21 15:42:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 138 transitions. [2020-07-21 15:42:52,779 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 138 transitions. Word has length 59 [2020-07-21 15:42:52,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:52,780 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 138 transitions. [2020-07-21 15:42:52,780 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 15:42:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2020-07-21 15:42:52,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 15:42:52,784 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:52,784 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] [2020-07-21 15:42:52,998 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:52,998 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:52,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:52,999 INFO L82 PathProgramCache]: Analyzing trace with hash -703164534, now seen corresponding path program 1 times [2020-07-21 15:42:53,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:53,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [608872355] [2020-07-21 15:42:53,001 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 15:42:53,343 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:53,343 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:53,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 15:42:53,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:53,384 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 15:42:53,385 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:53,385 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [608872355] [2020-07-21 15:42:53,385 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:53,385 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:42:53,386 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174870924] [2020-07-21 15:42:53,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:42:53,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:53,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:42:53,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:42:53,388 INFO L87 Difference]: Start difference. First operand 118 states and 138 transitions. Second operand 3 states. [2020-07-21 15:42:53,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:53,408 INFO L93 Difference]: Finished difference Result 175 states and 203 transitions. [2020-07-21 15:42:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:42:53,409 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 15:42:53,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:53,411 INFO L225 Difference]: With dead ends: 175 [2020-07-21 15:42:53,411 INFO L226 Difference]: Without dead ends: 109 [2020-07-21 15:42:53,413 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 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 15:42:53,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-21 15:42:53,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2020-07-21 15:42:53,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-21 15:42:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 126 transitions. [2020-07-21 15:42:53,426 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 126 transitions. Word has length 60 [2020-07-21 15:42:53,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:53,426 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 126 transitions. [2020-07-21 15:42:53,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:42:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 126 transitions. [2020-07-21 15:42:53,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 15:42:53,429 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:53,429 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 15:42:53,643 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:53,644 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:53,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:53,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1517301573, now seen corresponding path program 1 times [2020-07-21 15:42:53,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:53,645 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1017414623] [2020-07-21 15:42:53,645 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 15:42:53,917 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:53,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:53,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 15:42:53,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:53,949 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 15:42:53,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:53,949 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1017414623] [2020-07-21 15:42:53,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:53,950 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 15:42:53,950 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749703670] [2020-07-21 15:42:53,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 15:42:53,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:53,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 15:42:53,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 15:42:53,951 INFO L87 Difference]: Start difference. First operand 109 states and 126 transitions. Second operand 3 states. [2020-07-21 15:42:53,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:53,981 INFO L93 Difference]: Finished difference Result 269 states and 322 transitions. [2020-07-21 15:42:53,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 15:42:53,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 15:42:53,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:53,985 INFO L225 Difference]: With dead ends: 269 [2020-07-21 15:42:53,985 INFO L226 Difference]: Without dead ends: 188 [2020-07-21 15:42:53,986 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 15:42:53,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-21 15:42:54,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 184. [2020-07-21 15:42:54,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-07-21 15:42:54,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 219 transitions. [2020-07-21 15:42:54,023 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 219 transitions. Word has length 64 [2020-07-21 15:42:54,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:54,024 INFO L479 AbstractCegarLoop]: Abstraction has 184 states and 219 transitions. [2020-07-21 15:42:54,024 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 15:42:54,024 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 219 transitions. [2020-07-21 15:42:54,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 15:42:54,029 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 15:42:54,029 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 15:42:54,231 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:54,232 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 15:42:54,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 15:42:54,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1323792008, now seen corresponding path program 1 times [2020-07-21 15:42:54,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 15:42:54,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1519061797] [2020-07-21 15:42:54,234 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:54,588 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 15:42:54,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 15:42:54,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 15:42:54,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 15:42:54,666 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 15:42:54,666 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 15:42:54,667 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1519061797] [2020-07-21 15:42:54,667 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 15:42:54,667 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 15:42:54,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927827263] [2020-07-21 15:42:54,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 15:42:54,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 15:42:54,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 15:42:54,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 15:42:54,669 INFO L87 Difference]: Start difference. First operand 184 states and 219 transitions. Second operand 6 states. [2020-07-21 15:42:54,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 15:42:54,892 INFO L93 Difference]: Finished difference Result 297 states and 366 transitions. [2020-07-21 15:42:54,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 15:42:54,893 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 15:42:54,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 15:42:54,894 INFO L225 Difference]: With dead ends: 297 [2020-07-21 15:42:54,894 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 15:42:54,901 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 15:42:54,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 15:42:54,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 15:42:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 15:42:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 15:42:54,902 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-07-21 15:42:54,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 15:42:54,902 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 15:42:54,903 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 15:42:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 15:42:54,903 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 15:42:55,112 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 15:42:55,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 15:42:55,736 INFO L268 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2020-07-21 15:42:55,736 INFO L268 CegarLoopResult]: For program point L629-1(lines 629 633) no Hoare annotation was computed. [2020-07-21 15:42:55,736 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 598 653) no Hoare annotation was computed. [2020-07-21 15:42:55,737 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-07-21 15:42:55,737 INFO L268 CegarLoopResult]: For program point L623-2(lines 623 644) no Hoare annotation was computed. [2020-07-21 15:42:55,737 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 598 653) no Hoare annotation was computed. [2020-07-21 15:42:55,737 INFO L268 CegarLoopResult]: For program point L645(lines 622 646) no Hoare annotation was computed. [2020-07-21 15:42:55,737 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 598 653) no Hoare annotation was computed. [2020-07-21 15:42:55,737 INFO L268 CegarLoopResult]: For program point L699(line 699) no Hoare annotation was computed. [2020-07-21 15:42:55,737 INFO L268 CegarLoopResult]: For program point L699-1(line 699) no Hoare annotation was computed. [2020-07-21 15:42:55,738 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 654 713) no Hoare annotation was computed. [2020-07-21 15:42:55,738 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 654 713) no Hoare annotation was computed. [2020-07-21 15:42:55,738 INFO L268 CegarLoopResult]: For program point L686(lines 686 690) no Hoare annotation was computed. [2020-07-21 15:42:55,738 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 690) no Hoare annotation was computed. [2020-07-21 15:42:55,738 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 654 713) no Hoare annotation was computed. [2020-07-21 15:42:55,738 INFO L268 CegarLoopResult]: For program point L681(line 681) no Hoare annotation was computed. [2020-07-21 15:42:55,738 INFO L268 CegarLoopResult]: For program point L680-2(lines 680 705) no Hoare annotation was computed. [2020-07-21 15:42:55,739 INFO L268 CegarLoopResult]: For program point L706(lines 679 707) no Hoare annotation was computed. [2020-07-21 15:42:55,739 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 529 535) the Hoare annotation is: true [2020-07-21 15:42:55,739 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 529 535) no Hoare annotation was computed. [2020-07-21 15:42:55,739 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 536 544) no Hoare annotation was computed. [2020-07-21 15:42:55,739 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 536 544) the Hoare annotation is: true [2020-07-21 15:42:55,740 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 536 544) no Hoare annotation was computed. [2020-07-21 15:42:55,740 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 233 240) the Hoare annotation is: true [2020-07-21 15:42:55,740 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 233 240) no Hoare annotation was computed. [2020-07-21 15:42:55,740 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 233 240) no Hoare annotation was computed. [2020-07-21 15:42:55,740 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 241 250) the Hoare annotation is: true [2020-07-21 15:42:55,740 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 241 250) no Hoare annotation was computed. [2020-07-21 15:42:55,740 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 241 250) no Hoare annotation was computed. [2020-07-21 15:42:55,741 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-07-21 15:42:55,741 INFO L271 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: true [2020-07-21 15:42:55,741 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-07-21 15:42:55,741 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 251 279) the Hoare annotation is: true [2020-07-21 15:42:55,741 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 251 279) no Hoare annotation was computed. [2020-07-21 15:42:55,741 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 15:42:55,741 INFO L268 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2020-07-21 15:42:55,742 INFO L268 CegarLoopResult]: For program point L263(lines 263 273) no Hoare annotation was computed. [2020-07-21 15:42:55,742 INFO L271 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: true [2020-07-21 15:42:55,742 INFO L268 CegarLoopResult]: For program point L261-1(line 261) no Hoare annotation was computed. [2020-07-21 15:42:55,742 INFO L268 CegarLoopResult]: For program point L259(lines 259 276) no Hoare annotation was computed. [2020-07-21 15:42:55,742 INFO L268 CegarLoopResult]: For program point L259-1(lines 251 279) no Hoare annotation was computed. [2020-07-21 15:42:55,742 INFO L264 CegarLoopResult]: At program point L129(line 129) 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 15:42:55,742 INFO L264 CegarLoopResult]: At program point L128(line 128) 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 15:42:55,743 INFO L264 CegarLoopResult]: At program point L128-1(line 128) 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 15:42:55,743 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) 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 15:42:55,743 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-21 15:42:55,743 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-21 15:42:55,743 INFO L264 CegarLoopResult]: At program point L134(line 134) 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 15:42:55,744 INFO L264 CegarLoopResult]: At program point L134-1(line 134) 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 15:42:55,744 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-21 15:42:55,744 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-21 15:42:55,744 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-21 15:42:55,744 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-21 15:42:55,744 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 15:42:55,744 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-21 15:42:55,744 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 15:42:55,745 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-21 15:42:55,745 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 15:42:55,745 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 15:42:55,745 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 15:42:55,745 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-21 15:42:55,745 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 15:42:55,745 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-21 15:42:55,746 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-21 15:42:55,746 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 15:42:55,746 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-21 15:42:55,746 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-21 15:42:55,746 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 15:42:55,746 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-21 15:42:55,746 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2020-07-21 15:42:55,747 INFO L264 CegarLoopResult]: At program point L492(line 492) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:42:55,747 INFO L268 CegarLoopResult]: For program point L490(lines 490 496) no Hoare annotation was computed. [2020-07-21 15:42:55,747 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 486 500) 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 15:42:55,764 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2020-07-21 15:42:55,764 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 441 449) no Hoare annotation was computed. [2020-07-21 15:42:55,764 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 441 449) the Hoare annotation is: true [2020-07-21 15:42:55,764 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 441 449) no Hoare annotation was computed. [2020-07-21 15:42:55,764 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-07-21 15:42:55,764 INFO L268 CegarLoopResult]: For program point L480-1(line 480) no Hoare annotation was computed. [2020-07-21 15:42:55,765 INFO L268 CegarLoopResult]: For program point L469(lines 469 477) no Hoare annotation was computed. [2020-07-21 15:42:55,765 INFO L268 CegarLoopResult]: For program point L469-2(lines 469 477) no Hoare annotation was computed. [2020-07-21 15:42:55,765 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 450 485) no Hoare annotation was computed. [2020-07-21 15:42:55,765 INFO L268 CegarLoopResult]: For program point L457(lines 457 465) no Hoare annotation was computed. [2020-07-21 15:42:55,765 INFO L268 CegarLoopResult]: For program point L457-2(lines 457 465) no Hoare annotation was computed. [2020-07-21 15:42:55,766 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 450 485) no Hoare annotation was computed. [2020-07-21 15:42:55,766 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 450 485) no Hoare annotation was computed. [2020-07-21 15:42:55,766 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 522 528) no Hoare annotation was computed. [2020-07-21 15:42:55,766 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 522 528) the Hoare annotation is: true [2020-07-21 15:42:55,766 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 552 597) no Hoare annotation was computed. [2020-07-21 15:42:55,766 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 552 597) no Hoare annotation was computed. [2020-07-21 15:42:55,766 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 552 597) no Hoare annotation was computed. [2020-07-21 15:42:55,767 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 865 910) no Hoare annotation was computed. [2020-07-21 15:42:55,770 INFO L268 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-07-21 15:42:55,771 INFO L268 CegarLoopResult]: For program point L879(lines 879 899) no Hoare annotation was computed. [2020-07-21 15:42:55,771 INFO L268 CegarLoopResult]: For program point L879-1(lines 879 899) no Hoare annotation was computed. [2020-07-21 15:42:55,771 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 865 910) no Hoare annotation was computed. [2020-07-21 15:42:55,771 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 865 910) no Hoare annotation was computed. [2020-07-21 15:42:55,772 INFO L264 CegarLoopResult]: At program point L113(line 113) 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 15:42:55,772 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) 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 15:42:55,772 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-21 15:42:55,772 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-21 15:42:55,772 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 430 440) the Hoare annotation is: true [2020-07-21 15:42:55,772 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 430 440) no Hoare annotation was computed. [2020-07-21 15:42:55,773 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 430 440) no Hoare annotation was computed. [2020-07-21 15:42:55,773 INFO L271 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: true [2020-07-21 15:42:55,773 INFO L268 CegarLoopResult]: For program point L435-1(line 435) no Hoare annotation was computed. [2020-07-21 15:42:55,773 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 422 429) the Hoare annotation is: true [2020-07-21 15:42:55,773 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 422 429) no Hoare annotation was computed. [2020-07-21 15:42:55,773 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 422 429) no Hoare annotation was computed. [2020-07-21 15:42:55,773 INFO L264 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:55,774 INFO L268 CegarLoopResult]: For program point L408-1(lines 389 413) no Hoare annotation was computed. [2020-07-21 15:42:55,774 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 389 413) no Hoare annotation was computed. [2020-07-21 15:42:55,774 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 389 413) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:55,774 INFO L264 CegarLoopResult]: At program point L403(line 403) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:42:55,782 INFO L264 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:42:55,782 INFO L268 CegarLoopResult]: For program point L397(lines 397 405) no Hoare annotation was computed. [2020-07-21 15:42:55,782 INFO L264 CegarLoopResult]: At program point L395(line 395) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:42:55,783 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-07-21 15:42:55,783 INFO L268 CegarLoopResult]: For program point L393(lines 393 410) no Hoare annotation was computed. [2020-07-21 15:42:55,783 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 381 387) no Hoare annotation was computed. [2020-07-21 15:42:55,786 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 381 387) the Hoare annotation is: true [2020-07-21 15:42:55,787 INFO L264 CegarLoopResult]: At program point testENTRY(lines 282 347) 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 15:42:55,787 INFO L264 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:55,787 INFO L268 CegarLoopResult]: For program point L312(lines 312 318) no Hoare annotation was computed. [2020-07-21 15:42:55,787 INFO L268 CegarLoopResult]: For program point L312-1(lines 312 318) no Hoare annotation was computed. [2020-07-21 15:42:55,787 INFO L268 CegarLoopResult]: For program point testFINAL(lines 282 347) no Hoare annotation was computed. [2020-07-21 15:42:55,787 INFO L264 CegarLoopResult]: At program point L337(lines 292 339) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:55,788 INFO L264 CegarLoopResult]: At program point L304(line 304) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:55,788 INFO L268 CegarLoopResult]: For program point L302(lines 302 308) no Hoare annotation was computed. [2020-07-21 15:42:55,788 INFO L268 CegarLoopResult]: For program point L302-1(lines 302 308) no Hoare annotation was computed. [2020-07-21 15:42:55,788 INFO L268 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-07-21 15:42:55,788 INFO L264 CegarLoopResult]: At program point L340(lines 291 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:55,788 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:55,789 INFO L268 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2020-07-21 15:42:55,789 INFO L264 CegarLoopResult]: At program point L328-1(lines 322 335) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 15:42:55,789 INFO L268 CegarLoopResult]: For program point L293(lines 292 339) no Hoare annotation was computed. [2020-07-21 15:42:55,789 INFO L268 CegarLoopResult]: For program point testEXIT(lines 282 347) no Hoare annotation was computed. [2020-07-21 15:42:55,789 INFO L268 CegarLoopResult]: For program point L322(lines 322 335) no Hoare annotation was computed. [2020-07-21 15:42:55,789 INFO L268 CegarLoopResult]: For program point L833(lines 833 853) no Hoare annotation was computed. [2020-07-21 15:42:55,789 INFO L268 CegarLoopResult]: For program point L833-1(lines 833 853) no Hoare annotation was computed. [2020-07-21 15:42:55,790 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 819 864) no Hoare annotation was computed. [2020-07-21 15:42:55,790 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 819 864) no Hoare annotation was computed. [2020-07-21 15:42:55,790 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 819 864) no Hoare annotation was computed. [2020-07-21 15:42:55,790 INFO L268 CegarLoopResult]: For program point L839(lines 839 846) no Hoare annotation was computed. [2020-07-21 15:42:55,790 INFO L268 CegarLoopResult]: For program point L205(lines 205 213) no Hoare annotation was computed. [2020-07-21 15:42:55,791 INFO L268 CegarLoopResult]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2020-07-21 15:42:55,791 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 197 219) no Hoare annotation was computed. [2020-07-21 15:42:55,791 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 197 219) no Hoare annotation was computed. [2020-07-21 15:42:55,791 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 197 219) no Hoare annotation was computed. [2020-07-21 15:42:55,791 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 512 521) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 512 521) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 512 521) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 716 818) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point L766(lines 765 785) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point L797-1(line 797) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point L762(lines 762 803) no Hoare annotation was computed. [2020-07-21 15:42:55,792 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 716 818) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point L740(lines 740 744) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point L804(lines 804 815) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 785) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point L786(lines 764 787) no Hoare annotation was computed. [2020-07-21 15:42:55,793 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 716 818) no Hoare annotation was computed. [2020-07-21 15:42:55,794 INFO L268 CegarLoopResult]: For program point L745(lines 745 761) no Hoare annotation was computed. [2020-07-21 15:42:55,794 INFO L268 CegarLoopResult]: For program point L805(lines 805 812) no Hoare annotation was computed. [2020-07-21 15:42:55,794 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:55,794 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:42:55,794 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:55,794 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 414 421) no Hoare annotation was computed. [2020-07-21 15:42:55,795 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 414 421) no Hoare annotation was computed. [2020-07-21 15:42:55,795 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 414 421) no Hoare annotation was computed. [2020-07-21 15:42:55,795 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 220 228) the Hoare annotation is: true [2020-07-21 15:42:55,796 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 220 228) no Hoare annotation was computed. [2020-07-21 15:42:55,796 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 220 228) no Hoare annotation was computed. [2020-07-21 15:42:55,796 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: true [2020-07-21 15:42:55,796 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2020-07-21 15:42:55,796 INFO L268 CegarLoopResult]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2020-07-21 15:42:55,796 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:55,797 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 15:42:55,797 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:55,797 INFO L264 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:55,797 INFO L264 CegarLoopResult]: At program point L368(lines 368 374) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:55,797 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 354 380) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 15:42:55,797 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 15:42:55,797 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 354 380) no Hoare annotation was computed. [2020-07-21 15:42:55,798 INFO L268 CegarLoopResult]: For program point L361(lines 357 379) no Hoare annotation was computed. [2020-07-21 15:42:55,798 INFO L268 CegarLoopResult]: For program point L359(lines 357 379) no Hoare annotation was computed. [2020-07-21 15:42:55,798 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 354 380) no Hoare annotation was computed. [2020-07-21 15:42:55,798 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-21 15:42:55,798 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 15:42:55,798 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-21 15:42:55,798 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 15:42:55,798 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-21 15:42:55,799 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-21 15:42:55,799 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-21 15:42:55,799 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-21 15:42:55,799 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-21 15:42:55,800 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-21 15:42:55,800 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2020-07-21 15:42:55,800 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2020-07-21 15:42:55,801 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2020-07-21 15:42:55,801 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: true [2020-07-21 15:42:55,801 INFO L268 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-07-21 15:42:55,801 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-07-21 15:42:55,801 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-21 15:42:55,801 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-21 15:42:55,801 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 15:42:55,803 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 15:42:55,803 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 15:42:55,803 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 15:42:55,803 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2020-07-21 15:42:55,803 INFO L268 CegarLoopResult]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2020-07-21 15:42:55,803 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: true [2020-07-21 15:42:55,803 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 502 509) no Hoare annotation was computed. [2020-07-21 15:42:55,804 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2020-07-21 15:42:55,804 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 502 509) the Hoare annotation is: true [2020-07-21 15:42:55,804 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 502 509) no Hoare annotation was computed. [2020-07-21 15:42:55,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 03:42:55 BoogieIcfgContainer [2020-07-21 15:42:55,829 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 15:42:55,831 INFO L168 Benchmark]: Toolchain (without parser) took 5725.98 ms. Allocated memory was 137.9 MB in the beginning and 288.9 MB in the end (delta: 151.0 MB). Free memory was 100.5 MB in the beginning and 250.4 MB in the end (delta: -149.9 MB). Peak memory consumption was 122.7 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:55,832 INFO L168 Benchmark]: CDTParser took 1.38 ms. Allocated memory is still 137.9 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 15:42:55,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.90 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 172.1 MB in the end (delta: -72.1 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:55,834 INFO L168 Benchmark]: Boogie Preprocessor took 86.05 ms. Allocated memory is still 201.9 MB. Free memory was 172.1 MB in the beginning and 168.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:55,835 INFO L168 Benchmark]: RCFGBuilder took 1189.04 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 168.0 MB in the beginning and 201.0 MB in the end (delta: -33.0 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:55,836 INFO L168 Benchmark]: TraceAbstraction took 3780.22 ms. Allocated memory was 234.4 MB in the beginning and 288.9 MB in the end (delta: 54.5 MB). Free memory was 201.0 MB in the beginning and 250.4 MB in the end (delta: -49.4 MB). Peak memory consumption was 126.8 MB. Max. memory is 7.1 GB. [2020-07-21 15:42:55,840 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 ms. Allocated memory is still 137.9 MB. Free memory is still 119.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.90 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 100.1 MB in the beginning and 172.1 MB in the end (delta: -72.1 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.05 ms. Allocated memory is still 201.9 MB. Free memory was 172.1 MB in the beginning and 168.0 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1189.04 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 168.0 MB in the beginning and 201.0 MB in the end (delta: -33.0 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3780.22 ms. Allocated memory was 234.4 MB in the beginning and 288.9 MB in the end (delta: 54.5 MB). Free memory was 201.0 MB in the beginning and 250.4 MB in the end (delta: -49.4 MB). Peak memory consumption was 126.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 292]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 524 SDtfs, 167 SDslu, 430 SDs, 0 SdLazy, 65 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 251 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=3, 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, 233 PreInvPairs, 248 NumberOfFragments, 352 HoareAnnotationTreeSize, 233 FomulaSimplifications, 55 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 440 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 24103 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2854 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...