/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:53:38,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:53:38,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:53:38,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:53:38,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:53:38,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:53:38,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:53:38,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:53:38,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:53:38,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:53:38,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:53:38,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:53:38,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:53:38,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:53:38,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:53:38,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:53:38,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:53:38,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:53:38,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:53:38,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:53:38,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:53:38,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:53:38,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:53:38,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:53:38,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:53:38,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:53:38,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:53:38,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:53:38,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:53:38,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:53:38,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:53:38,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:53:38,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:53:38,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:53:38,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:53:38,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:53:38,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:53:38,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:53:38,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:53:38,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:53:38,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:53:38,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:53:38,868 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:53:38,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:53:38,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:53:38,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:53:38,869 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:53:38,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:53:38,870 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:53:38,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:53:38,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:53:38,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:53:38,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:53:38,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:53:38,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:53:38,871 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:53:38,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:53:38,871 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:53:38,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:53:38,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:53:38,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:53:38,872 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:53:38,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:53:38,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:53:38,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:53:38,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:53:38,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:53:38,873 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:53:38,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:38,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:53:38,874 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:53:38,874 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:53:39,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:53:39,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:53:39,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:53:39,178 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:53:39,179 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:53:39,179 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c [2020-07-21 12:53:39,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65bd4eec/2b2ea460258a4761915b5cea8e606b0e/FLAG7fabfbe21 [2020-07-21 12:53:39,798 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:53:39,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c [2020-07-21 12:53:39,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65bd4eec/2b2ea460258a4761915b5cea8e606b0e/FLAG7fabfbe21 [2020-07-21 12:53:40,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65bd4eec/2b2ea460258a4761915b5cea8e606b0e [2020-07-21 12:53:40,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:53:40,054 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:53:40,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:53:40,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:53:40,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:53:40,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c9b21e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40, skipping insertion in model container [2020-07-21 12:53:40,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:53:40,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:53:40,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:53:40,575 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:53:40,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:53:40,692 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:53:40,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40 WrapperNode [2020-07-21 12:53:40,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:53:40,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:53:40,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:53:40,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:53:40,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... [2020-07-21 12:53:40,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:53:40,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:53:40,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:53:40,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:53:40,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:53:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:53:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:53:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:53:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:53:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:53:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:53:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:53:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:53:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:53:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:53:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:53:40,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:53:40,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:53:40,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:53:40,877 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 12:53:40,877 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 12:53:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:53:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:53:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:53:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:53:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:53:40,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:53:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:53:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:53:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:53:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:53:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:53:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:53:40,879 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:53:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:53:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:53:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:53:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:53:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:53:40,880 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:53:40,881 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:53:40,881 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:53:40,881 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:53:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:53:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:53:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:53:40,882 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:53:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:53:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 12:53:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 12:53:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:53:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:53:40,883 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:53:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:53:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:53:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:53:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:53:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:53:40,884 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:53:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:53:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:53:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:53:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:53:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:53:40,885 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:53:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:53:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:53:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:53:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:53:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:53:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:53:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:53:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:53:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:53:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:53:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:53:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:53:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:53:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:53:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:53:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:53:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:53:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:53:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:53:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:53:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:53:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:53:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:53:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:53:42,058 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:53:42,059 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:53:42,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:53:42 BoogieIcfgContainer [2020-07-21 12:53:42,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:53:42,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:53:42,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:53:42,072 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:53:42,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:53:40" (1/3) ... [2020-07-21 12:53:42,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@427d618d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:53:42, skipping insertion in model container [2020-07-21 12:53:42,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:40" (2/3) ... [2020-07-21 12:53:42,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@427d618d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:53:42, skipping insertion in model container [2020-07-21 12:53:42,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:53:42" (3/3) ... [2020-07-21 12:53:42,075 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2020-07-21 12:53:42,085 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:53:42,094 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:53:42,108 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:53:42,136 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:53:42,136 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:53:42,136 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:53:42,136 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:53:42,137 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:53:42,137 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:53:42,137 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:53:42,137 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:53:42,158 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-07-21 12:53:42,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:53:42,168 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:42,169 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 12:53:42,169 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:42,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:42,176 INFO L82 PathProgramCache]: Analyzing trace with hash 765786489, now seen corresponding path program 1 times [2020-07-21 12:53:42,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:42,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1818136477] [2020-07-21 12:53:42,186 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:42,602 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:42,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:42,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:53:42,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:42,652 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 12:53:42,653 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:42,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1818136477] [2020-07-21 12:53:42,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:42,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:53:42,657 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325285196] [2020-07-21 12:53:42,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:53:42,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:42,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:53:42,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:53:42,681 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2020-07-21 12:53:42,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:42,721 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2020-07-21 12:53:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:53:42,723 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 12:53:42,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:42,737 INFO L225 Difference]: With dead ends: 204 [2020-07-21 12:53:42,737 INFO L226 Difference]: Without dead ends: 104 [2020-07-21 12:53:42,742 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 12:53:42,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-07-21 12:53:42,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-07-21 12:53:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-07-21 12:53:42,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-07-21 12:53:42,827 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2020-07-21 12:53:42,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:42,828 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-07-21 12:53:42,828 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:53:42,829 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-07-21 12:53:42,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 12:53:42,839 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:42,839 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 12:53:43,040 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:43,040 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:43,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:43,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1248196221, now seen corresponding path program 1 times [2020-07-21 12:53:43,041 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:43,042 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1702560832] [2020-07-21 12:53:43,042 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:43,412 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:43,412 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:43,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:53:43,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:43,462 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 12:53:43,463 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:43,463 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1702560832] [2020-07-21 12:53:43,464 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:43,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:43,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105960580] [2020-07-21 12:53:43,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:43,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:43,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:43,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:43,467 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states. [2020-07-21 12:53:43,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:43,492 INFO L93 Difference]: Finished difference Result 140 states and 161 transitions. [2020-07-21 12:53:43,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:43,493 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 12:53:43,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:43,495 INFO L225 Difference]: With dead ends: 140 [2020-07-21 12:53:43,495 INFO L226 Difference]: Without dead ends: 95 [2020-07-21 12:53:43,497 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 12:53:43,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-21 12:53:43,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-07-21 12:53:43,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-21 12:53:43,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2020-07-21 12:53:43,509 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2020-07-21 12:53:43,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:43,509 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2020-07-21 12:53:43,509 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:43,509 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2020-07-21 12:53:43,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 12:53:43,511 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:43,512 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] [2020-07-21 12:53:43,725 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:43,726 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:43,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:43,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1685147273, now seen corresponding path program 1 times [2020-07-21 12:53:43,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:43,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [129899479] [2020-07-21 12:53:43,727 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:44,056 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:44,056 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:44,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:53:44,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:44,087 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 12:53:44,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:44,088 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [129899479] [2020-07-21 12:53:44,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:44,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:44,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465995235] [2020-07-21 12:53:44,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:44,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:44,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:44,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:44,090 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 3 states. [2020-07-21 12:53:44,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:44,116 INFO L93 Difference]: Finished difference Result 225 states and 267 transitions. [2020-07-21 12:53:44,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:44,117 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 12:53:44,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:44,119 INFO L225 Difference]: With dead ends: 225 [2020-07-21 12:53:44,119 INFO L226 Difference]: Without dead ends: 158 [2020-07-21 12:53:44,120 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:44,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-21 12:53:44,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 146. [2020-07-21 12:53:44,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-07-21 12:53:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2020-07-21 12:53:44,138 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 65 [2020-07-21 12:53:44,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:44,139 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2020-07-21 12:53:44,139 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2020-07-21 12:53:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-21 12:53:44,141 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:44,142 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:53:44,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:44,356 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:44,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:44,356 INFO L82 PathProgramCache]: Analyzing trace with hash 173694809, now seen corresponding path program 1 times [2020-07-21 12:53:44,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:44,357 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [183885777] [2020-07-21 12:53:44,358 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:44,726 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:44,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:44,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:53:44,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:44,770 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 12:53:44,770 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:44,770 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [183885777] [2020-07-21 12:53:44,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:44,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:53:44,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205832318] [2020-07-21 12:53:44,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:53:44,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:44,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:53:44,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:53:44,772 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 6 states. [2020-07-21 12:53:44,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:44,954 INFO L93 Difference]: Finished difference Result 251 states and 303 transitions. [2020-07-21 12:53:44,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:53:44,955 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-07-21 12:53:44,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:44,956 INFO L225 Difference]: With dead ends: 251 [2020-07-21 12:53:44,956 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:53:44,958 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:53:44,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:53:44,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:53:44,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:53:44,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:53:44,959 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-07-21 12:53:44,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:44,960 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:53:44,960 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:53:44,960 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:53:44,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:53:45,160 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:45,163 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:53:45,704 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-07-21 12:53:45,704 INFO L268 CegarLoopResult]: For program point L383-2(lines 383 404) no Hoare annotation was computed. [2020-07-21 12:53:45,704 INFO L268 CegarLoopResult]: For program point L405(lines 382 406) no Hoare annotation was computed. [2020-07-21 12:53:45,704 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 358 413) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 358 413) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point L389(lines 389 393) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point L389-1(lines 389 393) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 358 413) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point L446(lines 446 450) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point L446-1(lines 446 450) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point L440-2(lines 440 465) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 414 473) no Hoare annotation was computed. [2020-07-21 12:53:45,705 INFO L268 CegarLoopResult]: For program point L466(lines 439 467) no Hoare annotation was computed. [2020-07-21 12:53:45,706 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 414 473) no Hoare annotation was computed. [2020-07-21 12:53:45,706 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-21 12:53:45,706 INFO L268 CegarLoopResult]: For program point L459-1(line 459) no Hoare annotation was computed. [2020-07-21 12:53:45,706 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 414 473) no Hoare annotation was computed. [2020-07-21 12:53:45,706 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 879 885) the Hoare annotation is: true [2020-07-21 12:53:45,706 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 879 885) no Hoare annotation was computed. [2020-07-21 12:53:45,706 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 886 894) no Hoare annotation was computed. [2020-07-21 12:53:45,707 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 886 894) the Hoare annotation is: true [2020-07-21 12:53:45,707 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 886 894) no Hoare annotation was computed. [2020-07-21 12:53:45,707 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-21 12:53:45,707 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:53:45,707 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:53:45,707 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2020-07-21 12:53:45,707 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-21 12:53:45,707 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-21 12:53:45,707 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-21 12:53:45,707 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-21 12:53:45,707 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:53:45,708 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-21 12:53:45,708 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-21 12:53:45,708 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-21 12:53:45,708 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-07-21 12:53:45,708 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-21 12:53:45,708 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-21 12:53:45,708 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-21 12:53:45,708 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-21 12:53:45,709 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-21 12:53:45,709 INFO L264 CegarLoopResult]: At program point L834-1(line 834) 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 12:53:45,709 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 828 850) 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 12:53:45,709 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 828 850) no Hoare annotation was computed. [2020-07-21 12:53:45,709 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 828 850) no Hoare annotation was computed. [2020-07-21 12:53:45,709 INFO L264 CegarLoopResult]: At program point L840(line 840) 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 12:53:45,709 INFO L264 CegarLoopResult]: At program point L840-1(line 840) 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 12:53:45,710 INFO L268 CegarLoopResult]: For program point L838(lines 838 845) no Hoare annotation was computed. [2020-07-21 12:53:45,710 INFO L268 CegarLoopResult]: For program point L838-1(lines 838 845) no Hoare annotation was computed. [2020-07-21 12:53:45,710 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-07-21 12:53:45,710 INFO L264 CegarLoopResult]: At program point L835(line 835) 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 12:53:45,710 INFO L264 CegarLoopResult]: At program point L834(line 834) 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 12:53:45,710 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-07-21 12:53:45,710 INFO L268 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-07-21 12:53:45,710 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 783 806) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 783 806) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 783 806) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-07-21 12:53:45,711 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 282 296) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point L286(lines 286 292) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 282 296) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 282 296) no Hoare annotation was computed. [2020-07-21 12:53:45,712 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 237 245) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 237 245) the Hoare annotation is: true [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 237 245) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point L253(lines 253 261) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point L253-2(lines 253 261) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point L276(line 276) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point L276-1(line 276) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 246 281) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point L265(lines 265 273) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point L265-2(lines 265 273) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 246 281) no Hoare annotation was computed. [2020-07-21 12:53:45,713 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 246 281) no Hoare annotation was computed. [2020-07-21 12:53:45,714 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 872 878) no Hoare annotation was computed. [2020-07-21 12:53:45,714 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 872 878) the Hoare annotation is: true [2020-07-21 12:53:45,714 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 312 357) no Hoare annotation was computed. [2020-07-21 12:53:45,714 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 312 357) no Hoare annotation was computed. [2020-07-21 12:53:45,714 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 312 357) no Hoare annotation was computed. [2020-07-21 12:53:45,714 INFO L268 CegarLoopResult]: For program point L639(lines 639 659) no Hoare annotation was computed. [2020-07-21 12:53:45,715 INFO L268 CegarLoopResult]: For program point L639-1(lines 639 659) no Hoare annotation was computed. [2020-07-21 12:53:45,715 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 625 670) no Hoare annotation was computed. [2020-07-21 12:53:45,715 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 625 670) no Hoare annotation was computed. [2020-07-21 12:53:45,716 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 625 670) no Hoare annotation was computed. [2020-07-21 12:53:45,716 INFO L268 CegarLoopResult]: For program point L645(lines 645 652) no Hoare annotation was computed. [2020-07-21 12:53:45,716 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 814 824) 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 12:53:45,716 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 814 824) no Hoare annotation was computed. [2020-07-21 12:53:45,716 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 814 824) no Hoare annotation was computed. [2020-07-21 12:53:45,716 INFO L264 CegarLoopResult]: At program point L819(line 819) 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 12:53:45,717 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 226 236) no Hoare annotation was computed. [2020-07-21 12:53:45,717 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 226 236) no Hoare annotation was computed. [2020-07-21 12:53:45,717 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-07-21 12:53:45,717 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 226 236) no Hoare annotation was computed. [2020-07-21 12:53:45,717 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-07-21 12:53:45,717 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 218 225) the Hoare annotation is: true [2020-07-21 12:53:45,717 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 218 225) no Hoare annotation was computed. [2020-07-21 12:53:45,718 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 218 225) no Hoare annotation was computed. [2020-07-21 12:53:45,718 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 203 209) no Hoare annotation was computed. [2020-07-21 12:53:45,718 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 203 209) the Hoare annotation is: true [2020-07-21 12:53:45,718 INFO L268 CegarLoopResult]: For program point L128(lines 128 134) no Hoare annotation was computed. [2020-07-21 12:53:45,718 INFO L264 CegarLoopResult]: At program point testENTRY(lines 98 165) 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 12:53:45,719 INFO L268 CegarLoopResult]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2020-07-21 12:53:45,719 INFO L264 CegarLoopResult]: At program point L155(lines 108 157) 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 12:53:45,719 INFO L264 CegarLoopResult]: At program point L120(line 120) 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 12:53:45,719 INFO L268 CegarLoopResult]: For program point testFINAL(lines 98 165) no Hoare annotation was computed. [2020-07-21 12:53:45,719 INFO L268 CegarLoopResult]: For program point L118(lines 118 124) no Hoare annotation was computed. [2020-07-21 12:53:45,720 INFO L268 CegarLoopResult]: For program point L118-1(lines 118 124) no Hoare annotation was computed. [2020-07-21 12:53:45,720 INFO L268 CegarLoopResult]: For program point L110(lines 110 114) no Hoare annotation was computed. [2020-07-21 12:53:45,720 INFO L264 CegarLoopResult]: At program point L158(lines 107 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:53:45,720 INFO L264 CegarLoopResult]: At program point L148(line 148) 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 12:53:45,720 INFO L268 CegarLoopResult]: For program point L146(lines 146 152) no Hoare annotation was computed. [2020-07-21 12:53:45,720 INFO L264 CegarLoopResult]: At program point L146-1(lines 138 153) 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 12:53:45,721 INFO L268 CegarLoopResult]: For program point L109(lines 108 157) no Hoare annotation was computed. [2020-07-21 12:53:45,721 INFO L264 CegarLoopResult]: At program point L140(line 140) 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 12:53:45,721 INFO L268 CegarLoopResult]: For program point L138(lines 138 153) no Hoare annotation was computed. [2020-07-21 12:53:45,721 INFO L268 CegarLoopResult]: For program point testEXIT(lines 98 165) no Hoare annotation was computed. [2020-07-21 12:53:45,721 INFO L264 CegarLoopResult]: At program point L130(line 130) 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 12:53:45,721 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 579 624) no Hoare annotation was computed. [2020-07-21 12:53:45,721 INFO L268 CegarLoopResult]: For program point L599(lines 599 606) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 579 624) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point L593(lines 593 613) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 579 624) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point L593-1(lines 593 613) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 719 741) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point L727(lines 727 735) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 719 741) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point L727-2(lines 727 735) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 719 741) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 476 578) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-21 12:53:45,722 INFO L268 CegarLoopResult]: For program point L541-1(line 541) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L564(lines 564 575) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L527(lines 527 531) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L525-2(lines 525 545) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 476 578) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L546(lines 524 547) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L505(lines 505 521) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L565(lines 565 572) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 476 578) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L526(lines 525 545) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L557-1(line 557) no Hoare annotation was computed. [2020-07-21 12:53:45,723 INFO L268 CegarLoopResult]: For program point L522(lines 522 563) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 862 871) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 862 871) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 862 871) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 210 217) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 210 217) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 210 217) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 742 750) the Hoare annotation is: true [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 742 750) no Hoare annotation was computed. [2020-07-21 12:53:45,724 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 742 750) no Hoare annotation was computed. [2020-07-21 12:53:45,725 INFO L268 CegarLoopResult]: For program point L702-1(lines 698 709) no Hoare annotation was computed. [2020-07-21 12:53:45,725 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 698 709) the Hoare annotation is: true [2020-07-21 12:53:45,725 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 698 709) no Hoare annotation was computed. [2020-07-21 12:53:45,725 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:45,725 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:53:45,725 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:45,725 INFO L271 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: true [2020-07-21 12:53:45,725 INFO L271 CegarLoopResult]: At program point L190(lines 190 196) the Hoare annotation is: true [2020-07-21 12:53:45,725 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:53:45,725 INFO L268 CegarLoopResult]: For program point L183(lines 179 201) no Hoare annotation was computed. [2020-07-21 12:53:45,726 INFO L268 CegarLoopResult]: For program point L181(lines 179 201) no Hoare annotation was computed. [2020-07-21 12:53:45,726 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 176 202) the Hoare annotation is: true [2020-07-21 12:53:45,726 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 176 202) no Hoare annotation was computed. [2020-07-21 12:53:45,726 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 176 202) no Hoare annotation was computed. [2020-07-21 12:53:45,726 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 753 782) no Hoare annotation was computed. [2020-07-21 12:53:45,726 INFO L268 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2020-07-21 12:53:45,726 INFO L271 CegarLoopResult]: At program point L767-1(lines 767 771) the Hoare annotation is: true [2020-07-21 12:53:45,726 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 753 782) the Hoare annotation is: true [2020-07-21 12:53:45,726 INFO L268 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-07-21 12:53:45,727 INFO L271 CegarLoopResult]: At program point L763-2(lines 763 777) the Hoare annotation is: true [2020-07-21 12:53:45,727 INFO L271 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: true [2020-07-21 12:53:45,727 INFO L268 CegarLoopResult]: For program point L759-1(line 759) no Hoare annotation was computed. [2020-07-21 12:53:45,727 INFO L271 CegarLoopResult]: At program point L778(lines 753 782) the Hoare annotation is: true [2020-07-21 12:53:45,727 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-07-21 12:53:45,727 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 710 718) no Hoare annotation was computed. [2020-07-21 12:53:45,727 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 710 718) no Hoare annotation was computed. [2020-07-21 12:53:45,727 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 710 718) no Hoare annotation was computed. [2020-07-21 12:53:45,728 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 674 685) the Hoare annotation is: true [2020-07-21 12:53:45,728 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 674 685) no Hoare annotation was computed. [2020-07-21 12:53:45,728 INFO L268 CegarLoopResult]: For program point L678-1(lines 674 685) no Hoare annotation was computed. [2020-07-21 12:53:45,728 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 807 813) no Hoare annotation was computed. [2020-07-21 12:53:45,728 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 807 813) the Hoare annotation is: true [2020-07-21 12:53:45,728 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:45,728 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:53:45,728 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:45,729 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:45,729 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 297 304) no Hoare annotation was computed. [2020-07-21 12:53:45,729 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 297 304) the Hoare annotation is: true [2020-07-21 12:53:45,729 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 297 304) no Hoare annotation was computed. [2020-07-21 12:53:45,754 INFO L268 CegarLoopResult]: For program point L690-1(lines 686 697) no Hoare annotation was computed. [2020-07-21 12:53:45,755 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 686 697) no Hoare annotation was computed. [2020-07-21 12:53:45,755 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 686 697) the Hoare annotation is: true [2020-07-21 12:53:45,755 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 852 859) no Hoare annotation was computed. [2020-07-21 12:53:45,755 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 856) no Hoare annotation was computed. [2020-07-21 12:53:45,755 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 852 859) the Hoare annotation is: true [2020-07-21 12:53:45,755 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 852 859) no Hoare annotation was computed. [2020-07-21 12:53:45,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:53:45 BoogieIcfgContainer [2020-07-21 12:53:45,780 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:53:45,785 INFO L168 Benchmark]: Toolchain (without parser) took 5729.40 ms. Allocated memory was 138.9 MB in the beginning and 285.2 MB in the end (delta: 146.3 MB). Free memory was 103.1 MB in the beginning and 252.8 MB in the end (delta: -149.7 MB). Peak memory consumption was 119.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:45,786 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:53:45,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.45 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 172.3 MB in the end (delta: -69.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:45,794 INFO L168 Benchmark]: Boogie Preprocessor took 111.73 ms. Allocated memory is still 203.4 MB. Free memory was 172.3 MB in the beginning and 167.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:45,795 INFO L168 Benchmark]: RCFGBuilder took 1261.46 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 167.8 MB in the beginning and 200.7 MB in the end (delta: -32.9 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:45,797 INFO L168 Benchmark]: TraceAbstraction took 3712.06 ms. Allocated memory was 237.0 MB in the beginning and 285.2 MB in the end (delta: 48.2 MB). Free memory was 200.7 MB in the beginning and 252.8 MB in the end (delta: -52.1 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:45,807 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 638.45 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.7 MB in the beginning and 172.3 MB in the end (delta: -69.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.73 ms. Allocated memory is still 203.4 MB. Free memory was 172.3 MB in the beginning and 167.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1261.46 ms. Allocated memory was 203.4 MB in the beginning and 237.0 MB in the end (delta: 33.6 MB). Free memory was 167.8 MB in the beginning and 200.7 MB in the end (delta: -32.9 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3712.06 ms. Allocated memory was 237.0 MB in the beginning and 285.2 MB in the end (delta: 48.2 MB). Free memory was 200.7 MB in the beginning and 252.8 MB in the end (delta: -52.1 MB). Peak memory consumption was 119.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 856]: 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: 108]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 448 SDtfs, 144 SDslu, 390 SDs, 0 SdLazy, 61 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred 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, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 173 PreInvPairs, 188 NumberOfFragments, 304 HoareAnnotationTreeSize, 173 FomulaSimplifications, 60 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 49 FomulaSimplificationsInter, 390 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 24502 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2827 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...