/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 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:22:52,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:22:52,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:22:53,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:22:53,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:22:53,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:22:53,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:22:53,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:22:53,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:22:53,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:22:53,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:22:53,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:22:53,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:22:53,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:22:53,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:22:53,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:22:53,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:22:53,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:22:53,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:22:53,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:22:53,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:22:53,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:22:53,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:22:53,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:22:53,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:22:53,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:22:53,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:22:53,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:22:53,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:22:53,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:22:53,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:22:53,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:22:53,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:22:53,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:22:53,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:22:53,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:22:53,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:22:53,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:22:53,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:22:53,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:22:53,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:22:53,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-20 16:22:53,058 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:22:53,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:22:53,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:22:53,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:22:53,060 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:22:53,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:22:53,060 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:22:53,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:22:53,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:22:53,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:22:53,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:22:53,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:22:53,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:22:53,061 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:22:53,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:22:53,062 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:22:53,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:22:53,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:22:53,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:22:53,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:22:53,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:22:53,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:22:53,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:22:53,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:22:53,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:22:53,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:22:53,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:53,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:22:53,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:22:53,064 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 -> 4 [2020-07-20 16:22:53,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:22:53,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:22:53,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:22:53,429 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:22:53,430 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:22:53,431 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2020-07-20 16:22:53,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2109f9c0e/f41dd00a8173473082554bdd7b95cd9f/FLAG01f40800b [2020-07-20 16:22:53,962 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:22:53,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2020-07-20 16:22:53,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2109f9c0e/f41dd00a8173473082554bdd7b95cd9f/FLAG01f40800b [2020-07-20 16:22:54,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2109f9c0e/f41dd00a8173473082554bdd7b95cd9f [2020-07-20 16:22:54,292 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:22:54,295 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:22:54,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:54,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:22:54,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:22:54,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:54,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35aee97e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54, skipping insertion in model container [2020-07-20 16:22:54,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:54,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:22:54,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:22:54,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:54,791 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:22:54,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:22:54,925 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:22:54,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54 WrapperNode [2020-07-20 16:22:54,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:22:54,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:22:54,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:22:54,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:22:54,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:54,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:54,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:54,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:55,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:55,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:55,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... [2020-07-20 16:22:55,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:22:55,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:22:55,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:22:55,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:22:55,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:22:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:22:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:22:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:22:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:22:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:22:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:22:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:22:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:22:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:22:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:22:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:22:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:22:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:22:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:22:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:22:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:22:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:22:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:22:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:22:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 16:22:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:22:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:22:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:22:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:22:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:22:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-20 16:22:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:22:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:22:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:22:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:22:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:22:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:22:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:22:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:22:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:22:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:22:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:22:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:22:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:22:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:22:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:22:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:22:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:22:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:22:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:22:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:22:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:22:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:22:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:22:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:22:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:22:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:22:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:22:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:22:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-20 16:22:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:22:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 16:22:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:22:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-20 16:22:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:22:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:22:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:22:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:22:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:22:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:22:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:22:58,296 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:22:58,297 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:22:58,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:22:58 BoogieIcfgContainer [2020-07-20 16:22:58,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:22:58,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:22:58,304 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:22:58,307 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:22:58,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:22:54" (1/3) ... [2020-07-20 16:22:58,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@331d47b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:22:58, skipping insertion in model container [2020-07-20 16:22:58,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:22:54" (2/3) ... [2020-07-20 16:22:58,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@331d47b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:22:58, skipping insertion in model container [2020-07-20 16:22:58,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:22:58" (3/3) ... [2020-07-20 16:22:58,311 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product10.cil.c [2020-07-20 16:22:58,322 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:22:58,330 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:22:58,346 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:22:58,372 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:22:58,372 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:22:58,373 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:22:58,373 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:22:58,373 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:22:58,373 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:22:58,374 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:22:58,374 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:22:58,397 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2020-07-20 16:22:58,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-20 16:22:58,407 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:58,408 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:58,409 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:58,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:58,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1568761122, now seen corresponding path program 1 times [2020-07-20 16:22:58,423 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:58,424 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [653388066] [2020-07-20 16:22:58,424 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:59,094 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:22:59,094 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:22:59,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:22:59,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:22:59,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:22:59,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:22:59,150 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [653388066] [2020-07-20 16:22:59,150 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:22:59,151 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:22:59,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669060381] [2020-07-20 16:22:59,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:22:59,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:22:59,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:22:59,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:22:59,172 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2020-07-20 16:22:59,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:22:59,207 INFO L93 Difference]: Finished difference Result 176 states and 221 transitions. [2020-07-20 16:22:59,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:22:59,208 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-20 16:22:59,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:22:59,220 INFO L225 Difference]: With dead ends: 176 [2020-07-20 16:22:59,220 INFO L226 Difference]: Without dead ends: 90 [2020-07-20 16:22:59,225 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:22:59,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-07-20 16:22:59,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2020-07-20 16:22:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-20 16:22:59,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-07-20 16:22:59,279 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2020-07-20 16:22:59,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:22:59,279 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-07-20 16:22:59,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:22:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-07-20 16:22:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-20 16:22:59,283 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:22:59,284 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:22:59,499 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:22:59,499 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:22:59,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:22:59,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1581025708, now seen corresponding path program 1 times [2020-07-20 16:22:59,501 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:22:59,502 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1389004282] [2020-07-20 16:22:59,503 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:00,052 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:23:00,053 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:00,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:23:00,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:00,103 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:00,103 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1389004282] [2020-07-20 16:23:00,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:00,104 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:00,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740824952] [2020-07-20 16:23:00,106 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:00,106 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:00,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:00,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:00,107 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2020-07-20 16:23:00,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:00,137 INFO L93 Difference]: Finished difference Result 121 states and 139 transitions. [2020-07-20 16:23:00,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:00,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-20 16:23:00,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:00,140 INFO L225 Difference]: With dead ends: 121 [2020-07-20 16:23:00,141 INFO L226 Difference]: Without dead ends: 81 [2020-07-20 16:23:00,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:00,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-07-20 16:23:00,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-07-20 16:23:00,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-20 16:23:00,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-07-20 16:23:00,172 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2020-07-20 16:23:00,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:00,173 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-07-20 16:23:00,173 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-07-20 16:23:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-20 16:23:00,178 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:00,179 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:00,391 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:00,392 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:00,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:00,392 INFO L82 PathProgramCache]: Analyzing trace with hash -409908338, now seen corresponding path program 1 times [2020-07-20 16:23:00,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:00,393 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [470696712] [2020-07-20 16:23:00,393 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:00,966 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:00,966 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:00,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-20 16:23:00,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:01,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:01,032 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:01,032 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [470696712] [2020-07-20 16:23:01,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:01,033 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:23:01,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908490132] [2020-07-20 16:23:01,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:23:01,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:01,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:23:01,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:01,038 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2020-07-20 16:23:01,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:01,072 INFO L93 Difference]: Finished difference Result 134 states and 157 transitions. [2020-07-20 16:23:01,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:23:01,073 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-20 16:23:01,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:01,075 INFO L225 Difference]: With dead ends: 134 [2020-07-20 16:23:01,075 INFO L226 Difference]: Without dead ends: 81 [2020-07-20 16:23:01,078 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:23:01,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-07-20 16:23:01,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-07-20 16:23:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-20 16:23:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2020-07-20 16:23:01,090 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2020-07-20 16:23:01,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:01,092 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2020-07-20 16:23:01,092 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:23:01,092 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2020-07-20 16:23:01,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 16:23:01,094 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:23:01,094 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 16:23:01,306 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:01,307 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:23:01,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:23:01,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1254648935, now seen corresponding path program 1 times [2020-07-20 16:23:01,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:23:01,309 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1648824800] [2020-07-20 16:23:01,309 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:01,901 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:23:01,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:23:01,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:23:01,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:23:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:23:01,975 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:23:01,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1648824800] [2020-07-20 16:23:01,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:23:01,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:23:01,976 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774451933] [2020-07-20 16:23:01,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:23:01,977 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:23:01,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:23:01,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:23:01,979 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 6 states. [2020-07-20 16:23:02,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:23:02,211 INFO L93 Difference]: Finished difference Result 128 states and 149 transitions. [2020-07-20 16:23:02,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:23:02,212 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-07-20 16:23:02,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:23:02,213 INFO L225 Difference]: With dead ends: 128 [2020-07-20 16:23:02,213 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:23:02,214 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:23:02,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:23:02,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:23:02,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:23:02,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:23:02,215 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-07-20 16:23:02,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:23:02,216 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:23:02,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:23:02,216 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:23:02,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:23:02,424 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:23:02,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:23:03,093 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-07-20 16:23:03,094 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-07-20 16:23:03,094 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-20 16:23:03,094 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 187 242) no Hoare annotation was computed. [2020-07-20 16:23:03,094 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 233) no Hoare annotation was computed. [2020-07-20 16:23:03,094 INFO L268 CegarLoopResult]: For program point L234(lines 211 235) no Hoare annotation was computed. [2020-07-20 16:23:03,094 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 187 242) no Hoare annotation was computed. [2020-07-20 16:23:03,095 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 187 242) no Hoare annotation was computed. [2020-07-20 16:23:03,095 INFO L268 CegarLoopResult]: For program point L288(line 288) no Hoare annotation was computed. [2020-07-20 16:23:03,095 INFO L268 CegarLoopResult]: For program point L288-1(line 288) no Hoare annotation was computed. [2020-07-20 16:23:03,095 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 243 302) no Hoare annotation was computed. [2020-07-20 16:23:03,096 INFO L268 CegarLoopResult]: For program point L275(lines 275 279) no Hoare annotation was computed. [2020-07-20 16:23:03,096 INFO L268 CegarLoopResult]: For program point L275-1(lines 275 279) no Hoare annotation was computed. [2020-07-20 16:23:03,097 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 243 302) no Hoare annotation was computed. [2020-07-20 16:23:03,097 INFO L268 CegarLoopResult]: For program point L270(line 270) no Hoare annotation was computed. [2020-07-20 16:23:03,097 INFO L268 CegarLoopResult]: For program point L269-2(lines 269 294) no Hoare annotation was computed. [2020-07-20 16:23:03,097 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 243 302) no Hoare annotation was computed. [2020-07-20 16:23:03,098 INFO L268 CegarLoopResult]: For program point L295(lines 268 296) no Hoare annotation was computed. [2020-07-20 16:23:03,098 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 522 528) the Hoare annotation is: true [2020-07-20 16:23:03,098 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 522 528) no Hoare annotation was computed. [2020-07-20 16:23:03,098 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 529 537) no Hoare annotation was computed. [2020-07-20 16:23:03,098 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 529 537) the Hoare annotation is: true [2020-07-20 16:23:03,098 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 529 537) no Hoare annotation was computed. [2020-07-20 16:23:03,099 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,099 INFO L264 CegarLoopResult]: At program point L865-1(line 865) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,099 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 859 881) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,099 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 859 881) no Hoare annotation was computed. [2020-07-20 16:23:03,100 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 859 881) no Hoare annotation was computed. [2020-07-20 16:23:03,100 INFO L264 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,100 INFO L264 CegarLoopResult]: At program point L871-1(line 871) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,100 INFO L268 CegarLoopResult]: For program point L869(lines 869 876) no Hoare annotation was computed. [2020-07-20 16:23:03,100 INFO L268 CegarLoopResult]: For program point L869-1(lines 869 876) no Hoare annotation was computed. [2020-07-20 16:23:03,101 INFO L268 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-07-20 16:23:03,101 INFO L264 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,101 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-07-20 16:23:03,102 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 817 840) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 817 840) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 817 840) no Hoare annotation was computed. [2020-07-20 16:23:03,103 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-07-20 16:23:03,104 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 648 655) no Hoare annotation was computed. [2020-07-20 16:23:03,105 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 648 655) no Hoare annotation was computed. [2020-07-20 16:23:03,105 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 648 655) no Hoare annotation was computed. [2020-07-20 16:23:03,106 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 693 701) no Hoare annotation was computed. [2020-07-20 16:23:03,106 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 693 701) the Hoare annotation is: true [2020-07-20 16:23:03,106 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 693 701) no Hoare annotation was computed. [2020-07-20 16:23:03,106 INFO L268 CegarLoopResult]: For program point L732(line 732) no Hoare annotation was computed. [2020-07-20 16:23:03,106 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-07-20 16:23:03,106 INFO L268 CegarLoopResult]: For program point L721(lines 721 729) no Hoare annotation was computed. [2020-07-20 16:23:03,106 INFO L268 CegarLoopResult]: For program point L721-2(lines 721 729) no Hoare annotation was computed. [2020-07-20 16:23:03,107 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 702 737) no Hoare annotation was computed. [2020-07-20 16:23:03,107 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 702 737) no Hoare annotation was computed. [2020-07-20 16:23:03,107 INFO L268 CegarLoopResult]: For program point L709(lines 709 717) no Hoare annotation was computed. [2020-07-20 16:23:03,107 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 717) no Hoare annotation was computed. [2020-07-20 16:23:03,107 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 702 737) no Hoare annotation was computed. [2020-07-20 16:23:03,107 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 515 521) no Hoare annotation was computed. [2020-07-20 16:23:03,107 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 515 521) the Hoare annotation is: true [2020-07-20 16:23:03,108 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 141 186) no Hoare annotation was computed. [2020-07-20 16:23:03,108 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 141 186) no Hoare annotation was computed. [2020-07-20 16:23:03,108 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 141 186) no Hoare annotation was computed. [2020-07-20 16:23:03,108 INFO L268 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-07-20 16:23:03,108 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 454 499) no Hoare annotation was computed. [2020-07-20 16:23:03,108 INFO L268 CegarLoopResult]: For program point L468(lines 468 488) no Hoare annotation was computed. [2020-07-20 16:23:03,108 INFO L268 CegarLoopResult]: For program point L468-1(lines 468 488) no Hoare annotation was computed. [2020-07-20 16:23:03,109 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 454 499) no Hoare annotation was computed. [2020-07-20 16:23:03,109 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 454 499) no Hoare annotation was computed. [2020-07-20 16:23:03,109 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 848 858) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,109 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 848 858) no Hoare annotation was computed. [2020-07-20 16:23:03,110 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 848 858) no Hoare annotation was computed. [2020-07-20 16:23:03,110 INFO L264 CegarLoopResult]: At program point L853(line 853) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,110 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 682 692) no Hoare annotation was computed. [2020-07-20 16:23:03,110 INFO L268 CegarLoopResult]: For program point L687(line 687) no Hoare annotation was computed. [2020-07-20 16:23:03,110 INFO L268 CegarLoopResult]: For program point L687-1(line 687) no Hoare annotation was computed. [2020-07-20 16:23:03,110 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 682 692) no Hoare annotation was computed. [2020-07-20 16:23:03,111 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 682 692) no Hoare annotation was computed. [2020-07-20 16:23:03,111 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 674 681) no Hoare annotation was computed. [2020-07-20 16:23:03,111 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 674 681) no Hoare annotation was computed. [2020-07-20 16:23:03,111 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 674 681) no Hoare annotation was computed. [2020-07-20 16:23:03,111 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 641 647) no Hoare annotation was computed. [2020-07-20 16:23:03,111 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 641 647) the Hoare annotation is: true [2020-07-20 16:23:03,111 INFO L264 CegarLoopResult]: At program point testENTRY(lines 542 607) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,112 INFO L264 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,112 INFO L268 CegarLoopResult]: For program point L572(lines 572 578) no Hoare annotation was computed. [2020-07-20 16:23:03,114 INFO L268 CegarLoopResult]: For program point L572-1(lines 572 578) no Hoare annotation was computed. [2020-07-20 16:23:03,115 INFO L268 CegarLoopResult]: For program point testFINAL(lines 542 607) no Hoare annotation was computed. [2020-07-20 16:23:03,116 INFO L264 CegarLoopResult]: At program point L597(lines 552 599) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,116 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,116 INFO L268 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-07-20 16:23:03,116 INFO L268 CegarLoopResult]: For program point L562-1(lines 562 568) no Hoare annotation was computed. [2020-07-20 16:23:03,117 INFO L268 CegarLoopResult]: For program point L554(lines 554 558) no Hoare annotation was computed. [2020-07-20 16:23:03,117 INFO L264 CegarLoopResult]: At program point L600(lines 551 601) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,117 INFO L268 CegarLoopResult]: For program point L590(lines 590 594) no Hoare annotation was computed. [2020-07-20 16:23:03,118 INFO L264 CegarLoopResult]: At program point L590-2(lines 582 595) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,118 INFO L268 CegarLoopResult]: For program point L553(lines 552 599) no Hoare annotation was computed. [2020-07-20 16:23:03,118 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,118 INFO L268 CegarLoopResult]: For program point L582(lines 582 595) no Hoare annotation was computed. [2020-07-20 16:23:03,118 INFO L268 CegarLoopResult]: For program point testEXIT(lines 542 607) no Hoare annotation was computed. [2020-07-20 16:23:03,118 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 408 453) no Hoare annotation was computed. [2020-07-20 16:23:03,119 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 408 453) no Hoare annotation was computed. [2020-07-20 16:23:03,119 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 408 453) no Hoare annotation was computed. [2020-07-20 16:23:03,119 INFO L268 CegarLoopResult]: For program point L428(lines 428 435) no Hoare annotation was computed. [2020-07-20 16:23:03,119 INFO L268 CegarLoopResult]: For program point L422(lines 422 442) no Hoare annotation was computed. [2020-07-20 16:23:03,119 INFO L268 CegarLoopResult]: For program point L422-1(lines 422 442) no Hoare annotation was computed. [2020-07-20 16:23:03,119 INFO L268 CegarLoopResult]: For program point L769(lines 769 775) no Hoare annotation was computed. [2020-07-20 16:23:03,119 INFO L268 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-07-20 16:23:03,122 INFO L271 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: true [2020-07-20 16:23:03,122 INFO L268 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-07-20 16:23:03,122 INFO L268 CegarLoopResult]: For program point L764(lines 764 781) no Hoare annotation was computed. [2020-07-20 16:23:03,122 INFO L268 CegarLoopResult]: For program point L764-1(lines 756 784) no Hoare annotation was computed. [2020-07-20 16:23:03,122 INFO L271 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: true [2020-07-20 16:23:03,122 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-07-20 16:23:03,123 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 756 784) the Hoare annotation is: true [2020-07-20 16:23:03,123 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 756 784) no Hoare annotation was computed. [2020-07-20 16:23:03,123 INFO L264 CegarLoopResult]: At program point L771(line 771) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:03,123 INFO L268 CegarLoopResult]: For program point L110(lines 110 118) no Hoare annotation was computed. [2020-07-20 16:23:03,124 INFO L268 CegarLoopResult]: For program point L110-2(lines 110 118) no Hoare annotation was computed. [2020-07-20 16:23:03,124 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 102 124) no Hoare annotation was computed. [2020-07-20 16:23:03,124 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 102 124) no Hoare annotation was computed. [2020-07-20 16:23:03,124 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 102 124) no Hoare annotation was computed. [2020-07-20 16:23:03,124 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 748 755) the Hoare annotation is: true [2020-07-20 16:23:03,124 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 748 755) no Hoare annotation was computed. [2020-07-20 16:23:03,124 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 748 755) no Hoare annotation was computed. [2020-07-20 16:23:03,124 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point L351(lines 351 392) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 305 407) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point L370-1(line 370) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point L393(lines 393 404) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 305 407) no Hoare annotation was computed. [2020-07-20 16:23:03,125 INFO L268 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point L354-2(lines 354 374) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point L375(lines 353 376) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 305 407) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point L334(lines 334 350) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point L394(lines 394 401) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point L355(lines 354 374) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-07-20 16:23:03,126 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 505 514) no Hoare annotation was computed. [2020-07-20 16:23:03,127 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 505 514) no Hoare annotation was computed. [2020-07-20 16:23:03,127 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 505 514) no Hoare annotation was computed. [2020-07-20 16:23:03,127 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:03,127 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:03,127 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:03,127 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-07-20 16:23:03,127 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 657 673) no Hoare annotation was computed. [2020-07-20 16:23:03,127 INFO L268 CegarLoopResult]: For program point L668-1(lines 657 673) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 657 673) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L268 CegarLoopResult]: For program point L664(lines 664 670) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L268 CegarLoopResult]: For program point L662(line 662) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L268 CegarLoopResult]: For program point L662-1(line 662) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 125 133) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 125 133) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 125 133) no Hoare annotation was computed. [2020-07-20 16:23:03,128 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 81 92) the Hoare annotation is: true [2020-07-20 16:23:03,129 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 81 92) no Hoare annotation was computed. [2020-07-20 16:23:03,129 INFO L268 CegarLoopResult]: For program point L85-1(lines 81 92) no Hoare annotation was computed. [2020-07-20 16:23:03,129 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:03,129 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:23:03,129 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:03,129 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 93 101) the Hoare annotation is: true [2020-07-20 16:23:03,129 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 93 101) no Hoare annotation was computed. [2020-07-20 16:23:03,129 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 93 101) no Hoare annotation was computed. [2020-07-20 16:23:03,130 INFO L271 CegarLoopResult]: At program point L630(line 630) the Hoare annotation is: true [2020-07-20 16:23:03,130 INFO L271 CegarLoopResult]: At program point L628(lines 628 634) the Hoare annotation is: true [2020-07-20 16:23:03,130 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 617 640) the Hoare annotation is: true [2020-07-20 16:23:03,130 INFO L264 CegarLoopResult]: At program point L623(line 623) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:23:03,130 INFO L268 CegarLoopResult]: For program point L621(lines 620 639) no Hoare annotation was computed. [2020-07-20 16:23:03,131 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 617 640) no Hoare annotation was computed. [2020-07-20 16:23:03,131 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 617 640) no Hoare annotation was computed. [2020-07-20 16:23:03,131 INFO L268 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-07-20 16:23:03,131 INFO L271 CegarLoopResult]: At program point L801-1(lines 801 805) the Hoare annotation is: true [2020-07-20 16:23:03,131 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 787 816) no Hoare annotation was computed. [2020-07-20 16:23:03,131 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-07-20 16:23:03,131 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 787 816) the Hoare annotation is: true [2020-07-20 16:23:03,131 INFO L271 CegarLoopResult]: At program point L797-2(lines 797 811) the Hoare annotation is: true [2020-07-20 16:23:03,132 INFO L271 CegarLoopResult]: At program point L793(line 793) the Hoare annotation is: true [2020-07-20 16:23:03,132 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-07-20 16:23:03,132 INFO L271 CegarLoopResult]: At program point L812(lines 787 816) the Hoare annotation is: true [2020-07-20 16:23:03,132 INFO L268 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-07-20 16:23:03,132 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 57 68) the Hoare annotation is: true [2020-07-20 16:23:03,132 INFO L268 CegarLoopResult]: For program point L61-1(lines 57 68) no Hoare annotation was computed. [2020-07-20 16:23:03,132 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 57 68) no Hoare annotation was computed. [2020-07-20 16:23:03,132 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 841 847) no Hoare annotation was computed. [2020-07-20 16:23:03,133 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 841 847) the Hoare annotation is: true [2020-07-20 16:23:03,133 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:23:03,133 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:23:03,133 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:23:03,133 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:23:03,133 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 738 745) no Hoare annotation was computed. [2020-07-20 16:23:03,133 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 738 745) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-20 16:23:03,134 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 738 745) no Hoare annotation was computed. [2020-07-20 16:23:03,134 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 69 80) no Hoare annotation was computed. [2020-07-20 16:23:03,134 INFO L268 CegarLoopResult]: For program point L73-1(lines 69 80) no Hoare annotation was computed. [2020-07-20 16:23:03,134 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 69 80) the Hoare annotation is: true [2020-07-20 16:23:03,134 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-20 16:23:03,134 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-20 16:23:03,134 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-20 16:23:03,134 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-20 16:23:03,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:23:03 BoogieIcfgContainer [2020-07-20 16:23:03,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:23:03,157 INFO L168 Benchmark]: Toolchain (without parser) took 8861.56 ms. Allocated memory was 137.4 MB in the beginning and 252.2 MB in the end (delta: 114.8 MB). Free memory was 100.8 MB in the beginning and 112.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:03,159 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 16:23:03,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.98 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 100.3 MB in the beginning and 170.2 MB in the end (delta: -69.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:03,165 INFO L168 Benchmark]: Boogie Preprocessor took 147.80 ms. Allocated memory is still 199.2 MB. Free memory was 170.2 MB in the beginning and 165.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:03,166 INFO L168 Benchmark]: RCFGBuilder took 3228.14 ms. Allocated memory was 199.2 MB in the beginning and 230.7 MB in the end (delta: 31.5 MB). Free memory was 165.6 MB in the beginning and 198.8 MB in the end (delta: -33.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:03,167 INFO L168 Benchmark]: TraceAbstraction took 4849.96 ms. Allocated memory was 230.7 MB in the beginning and 252.2 MB in the end (delta: 21.5 MB). Free memory was 198.8 MB in the beginning and 112.1 MB in the end (delta: 86.6 MB). Peak memory consumption was 108.1 MB. Max. memory is 7.1 GB. [2020-07-20 16:23:03,181 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.98 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 100.3 MB in the beginning and 170.2 MB in the end (delta: -69.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 147.80 ms. Allocated memory is still 199.2 MB. Free memory was 170.2 MB in the beginning and 165.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3228.14 ms. Allocated memory was 199.2 MB in the beginning and 230.7 MB in the end (delta: 31.5 MB). Free memory was 165.6 MB in the beginning and 198.8 MB in the end (delta: -33.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4849.96 ms. Allocated memory was 230.7 MB in the beginning and 252.2 MB in the end (delta: 21.5 MB). Free memory was 198.8 MB in the beginning and 112.1 MB in the end (delta: 86.6 MB). Peak memory consumption was 108.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= \old(systemActive)) - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (splverifierCounter <= 0 && 1 <= systemActive)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 375 SDtfs, 91 SDslu, 274 SDs, 0 SdLazy, 48 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 120 PreInvPairs, 128 NumberOfFragments, 259 HoareAnnotationTreeSize, 120 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 295 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 220 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 23140 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2651 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...