./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 05:02:06,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 05:02:06,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 05:02:06,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 05:02:06,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 05:02:06,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 05:02:06,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 05:02:06,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 05:02:06,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 05:02:06,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 05:02:06,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 05:02:06,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 05:02:06,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 05:02:06,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 05:02:06,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 05:02:06,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 05:02:06,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 05:02:06,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 05:02:06,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 05:02:06,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 05:02:06,742 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 05:02:06,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 05:02:06,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 05:02:06,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 05:02:06,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 05:02:06,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 05:02:06,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 05:02:06,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 05:02:06,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 05:02:06,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 05:02:06,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 05:02:06,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 05:02:06,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 05:02:06,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 05:02:06,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 05:02:06,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 05:02:06,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 05:02:06,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 05:02:06,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 05:02:06,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 05:02:06,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 05:02:06,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 05:02:06,769 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 05:02:06,796 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 05:02:06,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 05:02:06,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 05:02:06,797 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 05:02:06,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 05:02:06,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 05:02:06,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 05:02:06,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 05:02:06,799 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 05:02:06,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 05:02:06,800 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 05:02:06,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 05:02:06,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 05:02:06,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 05:02:06,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 05:02:06,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 05:02:06,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 05:02:06,802 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 05:02:06,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 05:02:06,802 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 05:02:06,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 05:02:06,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 05:02:06,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 05:02:06,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 05:02:06,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 05:02:06,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 05:02:06,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 05:02:06,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 05:02:06,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 05:02:06,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 05:02:06,805 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 05:02:06,805 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 05:02:06,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 05:02:06,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 [2022-07-21 05:02:07,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 05:02:07,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 05:02:07,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 05:02:07,158 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 05:02:07,158 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 05:02:07,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2022-07-21 05:02:07,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd620d0af/e572cd415a364aa6a03dda8cb45df2d6/FLAGfad18186b [2022-07-21 05:02:07,776 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 05:02:07,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2022-07-21 05:02:07,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd620d0af/e572cd415a364aa6a03dda8cb45df2d6/FLAGfad18186b [2022-07-21 05:02:08,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd620d0af/e572cd415a364aa6a03dda8cb45df2d6 [2022-07-21 05:02:08,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 05:02:08,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 05:02:08,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 05:02:08,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 05:02:08,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 05:02:08,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12aad4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08, skipping insertion in model container [2022-07-21 05:02:08,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 05:02:08,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 05:02:08,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c[13833,13846] [2022-07-21 05:02:08,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 05:02:08,656 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 05:02:08,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c[13833,13846] [2022-07-21 05:02:08,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 05:02:08,754 INFO L208 MainTranslator]: Completed translation [2022-07-21 05:02:08,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08 WrapperNode [2022-07-21 05:02:08,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 05:02:08,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 05:02:08,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 05:02:08,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 05:02:08,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,823 INFO L137 Inliner]: procedures = 55, calls = 156, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 224 [2022-07-21 05:02:08,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 05:02:08,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 05:02:08,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 05:02:08,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 05:02:08,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 05:02:08,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 05:02:08,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 05:02:08,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 05:02:08,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (1/1) ... [2022-07-21 05:02:08,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 05:02:08,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 05:02:08,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 05:02:08,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 05:02:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 05:02:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-21 05:02:08,953 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-21 05:02:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-21 05:02:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-21 05:02:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-21 05:02:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-21 05:02:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-07-21 05:02:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-07-21 05:02:08,962 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-07-21 05:02:08,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-07-21 05:02:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-07-21 05:02:08,963 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-07-21 05:02:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-07-21 05:02:08,963 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-07-21 05:02:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 05:02:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-21 05:02:08,963 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-21 05:02:08,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 05:02:08,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 05:02:09,050 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 05:02:09,052 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 05:02:09,347 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 05:02:09,353 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 05:02:09,354 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-21 05:02:09,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:02:09 BoogieIcfgContainer [2022-07-21 05:02:09,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 05:02:09,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 05:02:09,357 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 05:02:09,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 05:02:09,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 05:02:08" (1/3) ... [2022-07-21 05:02:09,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d02b048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:02:09, skipping insertion in model container [2022-07-21 05:02:09,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:02:08" (2/3) ... [2022-07-21 05:02:09,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d02b048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:02:09, skipping insertion in model container [2022-07-21 05:02:09,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:02:09" (3/3) ... [2022-07-21 05:02:09,363 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2022-07-21 05:02:09,374 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 05:02:09,374 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 05:02:09,419 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 05:02:09,425 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7df6df4c, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6b90f79f [2022-07-21 05:02:09,430 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 05:02:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 66 states have (on average 1.3484848484848484) internal successors, (89), 73 states have internal predecessors, (89), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2022-07-21 05:02:09,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-07-21 05:02:09,443 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:09,443 INFO L195 NwaCegarLoop]: 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] [2022-07-21 05:02:09,444 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:09,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:09,450 INFO L85 PathProgramCache]: Analyzing trace with hash -797081929, now seen corresponding path program 1 times [2022-07-21 05:02:09,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:09,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411565832] [2022-07-21 05:02:09,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:09,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:09,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-21 05:02:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:09,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-21 05:02:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:09,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:09,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411565832] [2022-07-21 05:02:09,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411565832] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:09,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:09,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 05:02:09,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066730087] [2022-07-21 05:02:09,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:09,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-21 05:02:09,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:09,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-21 05:02:09,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 05:02:09,774 INFO L87 Difference]: Start difference. First operand has 89 states, 66 states have (on average 1.3484848484848484) internal successors, (89), 73 states have internal predecessors, (89), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 05:02:09,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:09,805 INFO L93 Difference]: Finished difference Result 169 states and 224 transitions. [2022-07-21 05:02:09,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-21 05:02:09,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-07-21 05:02:09,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:09,820 INFO L225 Difference]: With dead ends: 169 [2022-07-21 05:02:09,820 INFO L226 Difference]: Without dead ends: 80 [2022-07-21 05:02:09,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-21 05:02:09,827 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:09,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 05:02:09,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-07-21 05:02:09,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-07-21 05:02:09,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 59 states have (on average 1.271186440677966) internal successors, (75), 65 states have internal predecessors, (75), 13 states have call successors, (13), 8 states have call predecessors, (13), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-21 05:02:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 100 transitions. [2022-07-21 05:02:09,872 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 100 transitions. Word has length 32 [2022-07-21 05:02:09,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:09,873 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 100 transitions. [2022-07-21 05:02:09,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 05:02:09,874 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 100 transitions. [2022-07-21 05:02:09,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-07-21 05:02:09,877 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:09,877 INFO L195 NwaCegarLoop]: 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] [2022-07-21 05:02:09,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 05:02:09,878 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:09,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:09,878 INFO L85 PathProgramCache]: Analyzing trace with hash -13989471, now seen corresponding path program 1 times [2022-07-21 05:02:09,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:09,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033265673] [2022-07-21 05:02:09,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:09,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:09,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-21 05:02:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:09,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-21 05:02:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:09,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:09,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:09,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033265673] [2022-07-21 05:02:09,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033265673] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:09,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:09,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 05:02:09,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125040505] [2022-07-21 05:02:09,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:09,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 05:02:09,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:09,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 05:02:09,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 05:02:09,979 INFO L87 Difference]: Start difference. First operand 80 states and 100 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 05:02:09,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:09,999 INFO L93 Difference]: Finished difference Result 120 states and 148 transitions. [2022-07-21 05:02:10,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 05:02:10,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-07-21 05:02:10,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:10,004 INFO L225 Difference]: With dead ends: 120 [2022-07-21 05:02:10,004 INFO L226 Difference]: Without dead ends: 71 [2022-07-21 05:02:10,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 05:02:10,010 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 17 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:10,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 152 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 05:02:10,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-07-21 05:02:10,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-07-21 05:02:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 53 states have (on average 1.2830188679245282) internal successors, (68), 59 states have internal predecessors, (68), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2022-07-21 05:02:10,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 88 transitions. [2022-07-21 05:02:10,030 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 88 transitions. Word has length 33 [2022-07-21 05:02:10,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:10,030 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 88 transitions. [2022-07-21 05:02:10,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 05:02:10,031 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-07-21 05:02:10,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-07-21 05:02:10,033 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:10,034 INFO L195 NwaCegarLoop]: 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] [2022-07-21 05:02:10,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 05:02:10,035 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:10,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:10,035 INFO L85 PathProgramCache]: Analyzing trace with hash -789144643, now seen corresponding path program 1 times [2022-07-21 05:02:10,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:10,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566564238] [2022-07-21 05:02:10,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:10,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:10,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-21 05:02:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:10,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-21 05:02:10,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-21 05:02:10,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:10,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566564238] [2022-07-21 05:02:10,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566564238] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:10,147 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:10,147 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 05:02:10,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668058293] [2022-07-21 05:02:10,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:10,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 05:02:10,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:10,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 05:02:10,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 05:02:10,149 INFO L87 Difference]: Start difference. First operand 71 states and 88 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-21 05:02:10,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:10,281 INFO L93 Difference]: Finished difference Result 181 states and 230 transitions. [2022-07-21 05:02:10,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 05:02:10,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2022-07-21 05:02:10,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:10,292 INFO L225 Difference]: With dead ends: 181 [2022-07-21 05:02:10,292 INFO L226 Difference]: Without dead ends: 118 [2022-07-21 05:02:10,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-21 05:02:10,293 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 149 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:10,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 308 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 05:02:10,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-07-21 05:02:10,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2022-07-21 05:02:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 86 states have (on average 1.313953488372093) internal successors, (113), 95 states have internal predecessors, (113), 16 states have call successors, (16), 12 states have call predecessors, (16), 12 states have return successors, (17), 13 states have call predecessors, (17), 16 states have call successors, (17) [2022-07-21 05:02:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 146 transitions. [2022-07-21 05:02:10,311 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 146 transitions. Word has length 38 [2022-07-21 05:02:10,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:10,311 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 146 transitions. [2022-07-21 05:02:10,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-21 05:02:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2022-07-21 05:02:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-07-21 05:02:10,313 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 05:02:10,313 INFO L195 NwaCegarLoop]: 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] [2022-07-21 05:02:10,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 05:02:10,314 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 05:02:10,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 05:02:10,314 INFO L85 PathProgramCache]: Analyzing trace with hash -269047846, now seen corresponding path program 1 times [2022-07-21 05:02:10,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 05:02:10,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265793319] [2022-07-21 05:02:10,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 05:02:10,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 05:02:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:10,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-21 05:02:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-21 05:02:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 05:02:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-21 05:02:10,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 05:02:10,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265793319] [2022-07-21 05:02:10,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265793319] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 05:02:10,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 05:02:10,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 05:02:10,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256373226] [2022-07-21 05:02:10,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 05:02:10,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 05:02:10,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 05:02:10,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 05:02:10,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 05:02:10,387 INFO L87 Difference]: Start difference. First operand 115 states and 146 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 05:02:10,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 05:02:10,463 INFO L93 Difference]: Finished difference Result 203 states and 263 transitions. [2022-07-21 05:02:10,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 05:02:10,464 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-07-21 05:02:10,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 05:02:10,464 INFO L225 Difference]: With dead ends: 203 [2022-07-21 05:02:10,464 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 05:02:10,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-21 05:02:10,467 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 33 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 05:02:10,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 216 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 05:02:10,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 05:02:10,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 05:02:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-21 05:02:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 05:02:10,468 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-07-21 05:02:10,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 05:02:10,469 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 05:02:10,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-07-21 05:02:10,469 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 05:02:10,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 05:02:10,477 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 05:02:10,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 05:02:10,479 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 05:02:10,800 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 712 719) the Hoare annotation is: true [2022-07-21 05:02:10,801 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 712 719) no Hoare annotation was computed. [2022-07-21 05:02:10,801 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 712 719) no Hoare annotation was computed. [2022-07-21 05:02:10,801 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 895 906) the Hoare annotation is: true [2022-07-21 05:02:10,801 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 895 906) no Hoare annotation was computed. [2022-07-21 05:02:10,802 INFO L899 garLoopResultBuilder]: For program point L899-1(lines 895 906) no Hoare annotation was computed. [2022-07-21 05:02:10,802 INFO L895 garLoopResultBuilder]: At program point L448(line 448) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-21 05:02:10,805 INFO L899 garLoopResultBuilder]: For program point L448-1(line 448) no Hoare annotation was computed. [2022-07-21 05:02:10,805 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 640) no Hoare annotation was computed. [2022-07-21 05:02:10,805 INFO L899 garLoopResultBuilder]: For program point L634-2(lines 630 652) no Hoare annotation was computed. [2022-07-21 05:02:10,806 INFO L895 garLoopResultBuilder]: At program point L944(lines 939 947) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-21 05:02:10,806 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 627 653) no Hoare annotation was computed. [2022-07-21 05:02:10,806 INFO L895 garLoopResultBuilder]: At program point L676(line 676) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-21 05:02:10,807 INFO L895 garLoopResultBuilder]: At program point L672(line 672) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-21 05:02:10,807 INFO L895 garLoopResultBuilder]: At program point L668(line 668) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-21 05:02:10,808 INFO L899 garLoopResultBuilder]: For program point L668-1(line 668) no Hoare annotation was computed. [2022-07-21 05:02:10,811 INFO L895 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-21 05:02:10,811 INFO L899 garLoopResultBuilder]: For program point L433-1(line 433) no Hoare annotation was computed. [2022-07-21 05:02:10,811 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2022-07-21 05:02:10,811 INFO L895 garLoopResultBuilder]: At program point L875-2(lines 871 882) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-21 05:02:10,811 INFO L895 garLoopResultBuilder]: At program point L681(line 681) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-07-21 05:02:10,812 INFO L895 garLoopResultBuilder]: At program point L681-1(lines 662 686) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-07-21 05:02:10,812 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 460) no Hoare annotation was computed. [2022-07-21 05:02:10,812 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 463) no Hoare annotation was computed. [2022-07-21 05:02:10,812 INFO L895 garLoopResultBuilder]: At program point L446-1(lines 438 466) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-21 05:02:10,813 INFO L899 garLoopResultBuilder]: For program point L612(line 612) no Hoare annotation was computed. [2022-07-21 05:02:10,813 INFO L899 garLoopResultBuilder]: For program point L451(lines 451 457) no Hoare annotation was computed. [2022-07-21 05:02:10,813 INFO L899 garLoopResultBuilder]: For program point L641-1(lines 641 647) no Hoare annotation was computed. [2022-07-21 05:02:10,813 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 678) no Hoare annotation was computed. [2022-07-21 05:02:10,813 INFO L899 garLoopResultBuilder]: For program point L666(lines 666 683) no Hoare annotation was computed. [2022-07-21 05:02:10,814 INFO L895 garLoopResultBuilder]: At program point L435(lines 428 437) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-21 05:02:10,814 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 627 653) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-21 05:02:10,814 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 627 653) no Hoare annotation was computed. [2022-07-21 05:02:10,814 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 612) no Hoare annotation was computed. [2022-07-21 05:02:10,815 INFO L895 garLoopResultBuilder]: At program point L613(lines 608 615) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-21 05:02:10,815 INFO L899 garLoopResultBuilder]: For program point L481(line 481) no Hoare annotation was computed. [2022-07-21 05:02:10,815 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 470 499) no Hoare annotation was computed. [2022-07-21 05:02:10,816 INFO L902 garLoopResultBuilder]: At program point L480-2(lines 480 494) the Hoare annotation is: true [2022-07-21 05:02:10,818 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 470 499) the Hoare annotation is: true [2022-07-21 05:02:10,819 INFO L902 garLoopResultBuilder]: At program point L476(line 476) the Hoare annotation is: true [2022-07-21 05:02:10,819 INFO L899 garLoopResultBuilder]: For program point L476-1(line 476) no Hoare annotation was computed. [2022-07-21 05:02:10,819 INFO L902 garLoopResultBuilder]: At program point L495(lines 470 499) the Hoare annotation is: true [2022-07-21 05:02:10,819 INFO L899 garLoopResultBuilder]: For program point L491(line 491) no Hoare annotation was computed. [2022-07-21 05:02:10,819 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 488) no Hoare annotation was computed. [2022-07-21 05:02:10,820 INFO L902 garLoopResultBuilder]: At program point L484-1(lines 484 488) the Hoare annotation is: true [2022-07-21 05:02:10,820 INFO L895 garLoopResultBuilder]: At program point L832(line 832) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-21 05:02:10,820 INFO L902 garLoopResultBuilder]: At program point L543(lines 535 545) the Hoare annotation is: true [2022-07-21 05:02:10,820 INFO L895 garLoopResultBuilder]: At program point L857(lines 810 859) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-21 05:02:10,820 INFO L902 garLoopResultBuilder]: At program point L568(lines 549 571) the Hoare annotation is: true [2022-07-21 05:02:10,821 INFO L899 garLoopResultBuilder]: For program point L820(lines 820 826) no Hoare annotation was computed. [2022-07-21 05:02:10,821 INFO L895 garLoopResultBuilder]: At program point L531(lines 527 533) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (not (= 0 ~systemActive~0))) [2022-07-21 05:02:10,821 INFO L899 garLoopResultBuilder]: For program point L820-1(lines 820 826) no Hoare annotation was computed. [2022-07-21 05:02:10,821 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 816) no Hoare annotation was computed. [2022-07-21 05:02:10,821 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 05:02:10,821 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 05:02:10,822 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 05:02:10,822 INFO L895 garLoopResultBuilder]: At program point L796(lines 791 798) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2022-07-21 05:02:10,822 INFO L895 garLoopResultBuilder]: At program point L788(lines 776 790) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-21 05:02:10,823 INFO L899 garLoopResultBuilder]: For program point L780(lines 780 786) no Hoare annotation was computed. [2022-07-21 05:02:10,823 INFO L899 garLoopResultBuilder]: For program point L780-1(lines 780 786) no Hoare annotation was computed. [2022-07-21 05:02:10,823 INFO L895 garLoopResultBuilder]: At program point L425(lines 420 427) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (not (= 0 ~systemActive~0))) [2022-07-21 05:02:10,823 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 05:02:10,823 INFO L902 garLoopResultBuilder]: At program point L863(lines 800 867) the Hoare annotation is: true [2022-07-21 05:02:10,823 INFO L899 garLoopResultBuilder]: For program point L830(lines 830 836) no Hoare annotation was computed. [2022-07-21 05:02:10,824 INFO L899 garLoopResultBuilder]: For program point L830-1(lines 830 836) no Hoare annotation was computed. [2022-07-21 05:02:10,824 INFO L895 garLoopResultBuilder]: At program point L603(lines 598 606) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-07-21 05:02:10,824 INFO L895 garLoopResultBuilder]: At program point L822(line 822) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-21 05:02:10,824 INFO L895 garLoopResultBuilder]: At program point L595(lines 591 597) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-07-21 05:02:10,824 INFO L895 garLoopResultBuilder]: At program point L860(lines 809 861) the Hoare annotation is: false [2022-07-21 05:02:10,824 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 854) no Hoare annotation was computed. [2022-07-21 05:02:10,825 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 566) no Hoare annotation was computed. [2022-07-21 05:02:10,825 INFO L895 garLoopResultBuilder]: At program point L782(line 782) the Hoare annotation is: false [2022-07-21 05:02:10,825 INFO L895 garLoopResultBuilder]: At program point L848-2(lines 840 855) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-21 05:02:10,825 INFO L899 garLoopResultBuilder]: For program point L559-2(lines 559 566) no Hoare annotation was computed. [2022-07-21 05:02:10,825 INFO L895 garLoopResultBuilder]: At program point L588(lines 584 590) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-07-21 05:02:10,826 INFO L899 garLoopResultBuilder]: For program point L811(lines 810 859) no Hoare annotation was computed. [2022-07-21 05:02:10,826 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 855) no Hoare annotation was computed. [2022-07-21 05:02:10,826 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 883 894) no Hoare annotation was computed. [2022-07-21 05:02:10,826 INFO L899 garLoopResultBuilder]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2022-07-21 05:02:10,827 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 883 894) the Hoare annotation is: true [2022-07-21 05:02:10,827 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 654 660) no Hoare annotation was computed. [2022-07-21 05:02:10,828 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 654 660) the Hoare annotation is: true [2022-07-21 05:02:10,828 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 731 739) no Hoare annotation was computed. [2022-07-21 05:02:10,828 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 731 739) the Hoare annotation is: true [2022-07-21 05:02:10,828 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 731 739) no Hoare annotation was computed. [2022-07-21 05:02:10,829 INFO L902 garLoopResultBuilder]: At program point L912(lines 907 915) the Hoare annotation is: true [2022-07-21 05:02:10,829 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 720 730) the Hoare annotation is: true [2022-07-21 05:02:10,829 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 720 730) no Hoare annotation was computed. [2022-07-21 05:02:10,829 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 720 730) no Hoare annotation was computed. [2022-07-21 05:02:10,834 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-21 05:02:10,836 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 05:02:10,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 05:02:10 BoogieIcfgContainer [2022-07-21 05:02:10,871 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 05:02:10,871 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 05:02:10,872 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 05:02:10,872 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 05:02:10,872 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:02:09" (3/4) ... [2022-07-21 05:02:10,875 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 05:02:10,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-07-21 05:02:10,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-21 05:02:10,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-21 05:02:10,880 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-21 05:02:10,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-21 05:02:10,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-07-21 05:02:10,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-07-21 05:02:10,881 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-07-21 05:02:10,891 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2022-07-21 05:02:10,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-21 05:02:10,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-21 05:02:10,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-21 05:02:10,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 05:02:10,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 05:02:10,893 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 05:02:10,920 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-07-21 05:02:10,920 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-07-21 05:02:10,920 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-07-21 05:02:10,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-07-21 05:02:10,923 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-21 05:02:10,923 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-21 05:02:10,923 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2022-07-21 05:02:10,924 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-21 05:02:10,924 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-07-21 05:02:10,925 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-21 05:02:10,925 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-07-21 05:02:10,925 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-21 05:02:10,965 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 05:02:10,966 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 05:02:10,967 INFO L158 Benchmark]: Toolchain (without parser) took 2721.26ms. Allocated memory was 54.5MB in the beginning and 81.8MB in the end (delta: 27.3MB). Free memory was 30.6MB in the beginning and 43.4MB in the end (delta: -12.7MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-07-21 05:02:10,967 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 05:02:10,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.53ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.4MB in the beginning and 42.1MB in the end (delta: -11.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2022-07-21 05:02:10,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.01ms. Allocated memory is still 67.1MB. Free memory was 42.1MB in the beginning and 39.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 05:02:10,968 INFO L158 Benchmark]: Boogie Preprocessor took 49.88ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 38.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-21 05:02:10,968 INFO L158 Benchmark]: RCFGBuilder took 480.81ms. Allocated memory is still 67.1MB. Free memory was 38.2MB in the beginning and 37.4MB in the end (delta: 806.0kB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-07-21 05:02:10,970 INFO L158 Benchmark]: TraceAbstraction took 1513.46ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.9MB in the beginning and 48.6MB in the end (delta: -11.7MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-07-21 05:02:10,973 INFO L158 Benchmark]: Witness Printer took 94.40ms. Allocated memory is still 81.8MB. Free memory was 48.6MB in the beginning and 43.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-21 05:02:10,976 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 36.7MB in the beginning and 36.7MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.53ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.4MB in the beginning and 42.1MB in the end (delta: -11.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.01ms. Allocated memory is still 67.1MB. Free memory was 42.1MB in the beginning and 39.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.88ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 38.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 480.81ms. Allocated memory is still 67.1MB. Free memory was 38.2MB in the beginning and 37.4MB in the end (delta: 806.0kB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1513.46ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.9MB in the beginning and 48.6MB in the end (delta: -11.7MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Witness Printer took 94.40ms. Allocated memory is still 81.8MB. Free memory was 48.6MB in the beginning and 43.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 612]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 204 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 199 mSDsluCounter, 785 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 429 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 356 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 41 LocationsWithAnnotation, 207 PreInvPairs, 237 NumberOfFragments, 248 HoareAnnotationTreeSize, 207 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 41 FomulaSimplificationsInter, 324 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 480]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2022-07-21 05:02:11,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE