./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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_product32.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 af36d03ba4a1f12ddb625aab4b3f9906d028707aefb4e7150e31be2b1be8c075 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 01:01:11,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 01:01:11,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 01:01:11,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 01:01:11,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 01:01:11,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 01:01:11,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 01:01:11,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 01:01:11,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 01:01:11,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 01:01:11,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 01:01:11,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 01:01:11,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 01:01:11,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 01:01:11,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 01:01:11,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 01:01:11,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 01:01:11,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 01:01:11,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 01:01:11,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 01:01:11,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 01:01:11,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 01:01:11,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 01:01:11,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 01:01:11,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 01:01:11,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 01:01:11,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 01:01:11,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 01:01:11,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 01:01:11,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 01:01:11,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 01:01:11,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 01:01:11,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 01:01:11,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 01:01:11,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 01:01:11,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 01:01:11,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 01:01:11,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 01:01:11,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 01:01:11,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 01:01:11,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 01:01:11,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-16 01:01:11,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 01:01:11,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 01:01:11,853 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 01:01:11,853 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 01:01:11,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 01:01:11,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 01:01:11,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 01:01:11,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 01:01:11,856 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 01:01:11,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 01:01:11,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 01:01:11,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 01:01:11,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 01:01:11,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 01:01:11,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 01:01:11,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 01:01:11,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 01:01:11,858 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 01:01:11,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 01:01:11,858 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 01:01:11,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 01:01:11,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 01:01:11,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 01:01:11,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 01:01:11,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 01:01:11,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 01:01:11,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 01:01:11,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 01:01:11,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 01:01:11,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 01:01:11,873 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 01:01:11,873 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 01:01:11,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 01:01:11,873 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 01:01:11,874 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af36d03ba4a1f12ddb625aab4b3f9906d028707aefb4e7150e31be2b1be8c075 [2021-12-16 01:01:12,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 01:01:12,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 01:01:12,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 01:01:12,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 01:01:12,263 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 01:01:12,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c [2021-12-16 01:01:12,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af8b33eb0/f92715b16959441ea3f837845134b365/FLAG7044c12d6 [2021-12-16 01:01:12,930 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 01:01:12,936 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product32.cil.c [2021-12-16 01:01:12,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af8b33eb0/f92715b16959441ea3f837845134b365/FLAG7044c12d6 [2021-12-16 01:01:13,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af8b33eb0/f92715b16959441ea3f837845134b365 [2021-12-16 01:01:13,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 01:01:13,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 01:01:13,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 01:01:13,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 01:01:13,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 01:01:13,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a28f890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13, skipping insertion in model container [2021-12-16 01:01:13,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 01:01:13,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 01:01:13,461 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_product32.cil.c[3438,3451] [2021-12-16 01:01:13,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 01:01:13,576 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 01:01:13,606 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_product32.cil.c[3438,3451] [2021-12-16 01:01:13,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 01:01:13,651 INFO L208 MainTranslator]: Completed translation [2021-12-16 01:01:13,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13 WrapperNode [2021-12-16 01:01:13,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 01:01:13,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 01:01:13,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 01:01:13,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 01:01:13,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,706 INFO L137 Inliner]: procedures = 58, calls = 161, calls flagged for inlining = 24, calls inlined = 20, statements flattened = 256 [2021-12-16 01:01:13,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 01:01:13,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 01:01:13,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 01:01:13,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 01:01:13,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 01:01:13,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 01:01:13,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 01:01:13,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 01:01:13,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (1/1) ... [2021-12-16 01:01:13,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 01:01:13,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 01:01:13,777 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) [2021-12-16 01:01:13,790 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 [2021-12-16 01:01:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 01:01:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-16 01:01:13,807 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-16 01:01:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-16 01:01:13,808 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-16 01:01:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-16 01:01:13,808 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-16 01:01:13,808 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-16 01:01:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-16 01:01:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-12-16 01:01:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-12-16 01:01:13,809 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-12-16 01:01:13,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-12-16 01:01:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-12-16 01:01:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-12-16 01:01:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-16 01:01:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-16 01:01:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 01:01:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-16 01:01:13,810 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-16 01:01:13,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 01:01:13,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 01:01:13,879 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 01:01:13,881 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 01:01:14,118 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 01:01:14,126 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 01:01:14,129 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-16 01:01:14,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:01:14 BoogieIcfgContainer [2021-12-16 01:01:14,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 01:01:14,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 01:01:14,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 01:01:14,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 01:01:14,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 01:01:13" (1/3) ... [2021-12-16 01:01:14,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20795897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 01:01:14, skipping insertion in model container [2021-12-16 01:01:14,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:01:13" (2/3) ... [2021-12-16 01:01:14,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20795897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 01:01:14, skipping insertion in model container [2021-12-16 01:01:14,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:01:14" (3/3) ... [2021-12-16 01:01:14,139 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product32.cil.c [2021-12-16 01:01:14,143 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 01:01:14,144 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 01:01:14,191 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 01:01:14,197 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-16 01:01:14,197 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 01:01:14,215 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 74 states have (on average 1.3513513513513513) internal successors, (100), 83 states have internal predecessors, (100), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 12 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-16 01:01:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-16 01:01:14,224 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:14,224 INFO L514 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] [2021-12-16 01:01:14,225 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:14,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:14,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1404180269, now seen corresponding path program 1 times [2021-12-16 01:01:14,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:14,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702174729] [2021-12-16 01:01:14,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:14,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-16 01:01:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-16 01:01:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 01:01:14,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:14,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702174729] [2021-12-16 01:01:14,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702174729] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:14,463 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:14,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-16 01:01:14,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267185267] [2021-12-16 01:01:14,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:14,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-16 01:01:14,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:14,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-16 01:01:14,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-16 01:01:14,496 INFO L87 Difference]: Start difference. First operand has 101 states, 74 states have (on average 1.3513513513513513) internal successors, (100), 83 states have internal predecessors, (100), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 12 states have call predecessors, (16), 16 states have call successors, (16) 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) [2021-12-16 01:01:14,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:14,538 INFO L93 Difference]: Finished difference Result 193 states and 258 transitions. [2021-12-16 01:01:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-16 01:01:14,540 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 [2021-12-16 01:01:14,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:14,547 INFO L225 Difference]: With dead ends: 193 [2021-12-16 01:01:14,547 INFO L226 Difference]: Without dead ends: 92 [2021-12-16 01:01:14,551 INFO L932 BasicCegarLoop]: 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 [2021-12-16 01:01:14,557 INFO L933 BasicCegarLoop]: 126 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, 126 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 [2021-12-16 01:01:14,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-16 01:01:14,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-12-16 01:01:14,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2021-12-16 01:01:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 75 states have internal predecessors, (86), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2021-12-16 01:01:14,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 117 transitions. [2021-12-16 01:01:14,604 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 117 transitions. Word has length 32 [2021-12-16 01:01:14,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:14,604 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 117 transitions. [2021-12-16 01:01:14,605 INFO L471 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) [2021-12-16 01:01:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2021-12-16 01:01:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-16 01:01:14,611 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:14,611 INFO L514 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] [2021-12-16 01:01:14,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 01:01:14,612 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:14,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:14,613 INFO L85 PathProgramCache]: Analyzing trace with hash 3595800, now seen corresponding path program 1 times [2021-12-16 01:01:14,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:14,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714947111] [2021-12-16 01:01:14,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:14,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 01:01:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-16 01:01:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 01:01:14,714 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:14,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714947111] [2021-12-16 01:01:14,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714947111] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:14,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:14,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 01:01:14,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170945738] [2021-12-16 01:01:14,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:14,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 01:01:14,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:14,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 01:01:14,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 01:01:14,717 INFO L87 Difference]: Start difference. First operand 92 states and 117 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) [2021-12-16 01:01:14,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:14,728 INFO L93 Difference]: Finished difference Result 144 states and 182 transitions. [2021-12-16 01:01:14,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 01:01:14,729 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 [2021-12-16 01:01:14,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:14,730 INFO L225 Difference]: With dead ends: 144 [2021-12-16 01:01:14,730 INFO L226 Difference]: Without dead ends: 83 [2021-12-16 01:01:14,731 INFO L932 BasicCegarLoop]: 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 [2021-12-16 01:01:14,732 INFO L933 BasicCegarLoop]: 104 mSDtfsCounter, 17 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 186 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 [2021-12-16 01:01:14,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 186 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-16 01:01:14,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-12-16 01:01:14,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-12-16 01:01:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 61 states have (on average 1.2950819672131149) internal successors, (79), 69 states have internal predecessors, (79), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2021-12-16 01:01:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 105 transitions. [2021-12-16 01:01:14,740 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 105 transitions. Word has length 33 [2021-12-16 01:01:14,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:14,740 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 105 transitions. [2021-12-16 01:01:14,740 INFO L471 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) [2021-12-16 01:01:14,740 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 105 transitions. [2021-12-16 01:01:14,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-16 01:01:14,741 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:14,741 INFO L514 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] [2021-12-16 01:01:14,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 01:01:14,742 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:14,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:14,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1946553672, now seen corresponding path program 1 times [2021-12-16 01:01:14,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:14,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5048906] [2021-12-16 01:01:14,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:14,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-16 01:01:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-16 01:01:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-16 01:01:14,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:14,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5048906] [2021-12-16 01:01:14,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5048906] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:14,813 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:14,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 01:01:14,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773588550] [2021-12-16 01:01:14,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:14,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 01:01:14,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:14,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 01:01:14,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 01:01:14,815 INFO L87 Difference]: Start difference. First operand 83 states and 105 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2021-12-16 01:01:14,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:14,854 INFO L93 Difference]: Finished difference Result 231 states and 298 transitions. [2021-12-16 01:01:14,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 01:01:14,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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 [2021-12-16 01:01:14,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:14,869 INFO L225 Difference]: With dead ends: 231 [2021-12-16 01:01:14,869 INFO L226 Difference]: Without dead ends: 156 [2021-12-16 01:01:14,870 INFO L932 BasicCegarLoop]: 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 [2021-12-16 01:01:14,871 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 93 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-16 01:01:14,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 222 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-16 01:01:14,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-12-16 01:01:14,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 153. [2021-12-16 01:01:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 110 states have (on average 1.3181818181818181) internal successors, (145), 125 states have internal predecessors, (145), 26 states have call successors, (26), 16 states have call predecessors, (26), 16 states have return successors, (26), 17 states have call predecessors, (26), 26 states have call successors, (26) [2021-12-16 01:01:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 197 transitions. [2021-12-16 01:01:14,890 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 197 transitions. Word has length 38 [2021-12-16 01:01:14,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:14,890 INFO L470 AbstractCegarLoop]: Abstraction has 153 states and 197 transitions. [2021-12-16 01:01:14,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2021-12-16 01:01:14,891 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 197 transitions. [2021-12-16 01:01:14,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-16 01:01:14,892 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:01:14,892 INFO L514 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] [2021-12-16 01:01:14,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-16 01:01:14,892 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:01:14,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:01:14,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1471746550, now seen corresponding path program 1 times [2021-12-16 01:01:14,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:01:14,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005711421] [2021-12-16 01:01:14,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:01:14,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 01:01:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-16 01:01:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-16 01:01:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 01:01:14,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 01:01:14,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 01:01:14,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005711421] [2021-12-16 01:01:14,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005711421] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 01:01:14,978 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 01:01:14,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 01:01:14,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39595129] [2021-12-16 01:01:14,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 01:01:14,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 01:01:14,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 01:01:14,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 01:01:14,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 01:01:14,980 INFO L87 Difference]: Start difference. First operand 153 states and 197 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) [2021-12-16 01:01:15,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 01:01:15,057 INFO L93 Difference]: Finished difference Result 256 states and 331 transitions. [2021-12-16 01:01:15,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-16 01:01:15,058 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 [2021-12-16 01:01:15,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 01:01:15,058 INFO L225 Difference]: With dead ends: 256 [2021-12-16 01:01:15,058 INFO L226 Difference]: Without dead ends: 0 [2021-12-16 01:01:15,059 INFO L932 BasicCegarLoop]: 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 [2021-12-16 01:01:15,060 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 38 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-16 01:01:15,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 230 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-16 01:01:15,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-16 01:01:15,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-16 01:01:15,061 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) [2021-12-16 01:01:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-16 01:01:15,062 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-12-16 01:01:15,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 01:01:15,062 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-16 01:01:15,062 INFO L471 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) [2021-12-16 01:01:15,062 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-16 01:01:15,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-16 01:01:15,064 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-16 01:01:15,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 01:01:15,066 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-16 01:01:15,317 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 325 332) the Hoare annotation is: true [2021-12-16 01:01:15,317 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 325 332) no Hoare annotation was computed. [2021-12-16 01:01:15,317 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 325 332) no Hoare annotation was computed. [2021-12-16 01:01:15,317 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 241 247) no Hoare annotation was computed. [2021-12-16 01:01:15,317 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 241 247) the Hoare annotation is: true [2021-12-16 01:01:15,318 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 943 954) the Hoare annotation is: true [2021-12-16 01:01:15,318 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 943 954) no Hoare annotation was computed. [2021-12-16 01:01:15,318 INFO L858 garLoopResultBuilder]: For program point L947-1(lines 943 954) no Hoare annotation was computed. [2021-12-16 01:01:15,318 INFO L858 garLoopResultBuilder]: For program point L221(lines 221 227) no Hoare annotation was computed. [2021-12-16 01:01:15,318 INFO L858 garLoopResultBuilder]: For program point L923(lines 923 927) no Hoare annotation was computed. [2021-12-16 01:01:15,318 INFO L858 garLoopResultBuilder]: For program point L221-2(lines 217 239) no Hoare annotation was computed. [2021-12-16 01:01:15,318 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 291) no Hoare annotation was computed. [2021-12-16 01:01:15,319 INFO L854 garLoopResultBuilder]: At program point L923-2(lines 919 930) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,319 INFO L858 garLoopResultBuilder]: For program point L279(lines 279 296) no Hoare annotation was computed. [2021-12-16 01:01:15,319 INFO L854 garLoopResultBuilder]: At program point L531(line 531) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,319 INFO L858 garLoopResultBuilder]: For program point L531-1(line 531) no Hoare annotation was computed. [2021-12-16 01:01:15,319 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 214 240) no Hoare annotation was computed. [2021-12-16 01:01:15,319 INFO L854 garLoopResultBuilder]: At program point L516(line 516) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,320 INFO L858 garLoopResultBuilder]: For program point L516-1(line 516) no Hoare annotation was computed. [2021-12-16 01:01:15,320 INFO L854 garLoopResultBuilder]: At program point L289(line 289) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,320 INFO L854 garLoopResultBuilder]: At program point L285(line 285) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,320 INFO L854 garLoopResultBuilder]: At program point L281(line 281) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,320 INFO L858 garLoopResultBuilder]: For program point L281-1(line 281) no Hoare annotation was computed. [2021-12-16 01:01:15,320 INFO L858 garLoopResultBuilder]: For program point L533(lines 533 543) no Hoare annotation was computed. [2021-12-16 01:01:15,320 INFO L858 garLoopResultBuilder]: For program point L529(lines 529 546) no Hoare annotation was computed. [2021-12-16 01:01:15,321 INFO L854 garLoopResultBuilder]: At program point L529-1(lines 521 549) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,321 INFO L854 garLoopResultBuilder]: At program point L294(line 294) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,321 INFO L854 garLoopResultBuilder]: At program point L294-1(lines 275 299) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,321 INFO L858 garLoopResultBuilder]: For program point L228-1(lines 228 234) no Hoare annotation was computed. [2021-12-16 01:01:15,321 INFO L858 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2021-12-16 01:01:15,321 INFO L854 garLoopResultBuilder]: At program point L992(lines 987 995) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,321 INFO L858 garLoopResultBuilder]: For program point L534(lines 534 540) no Hoare annotation was computed. [2021-12-16 01:01:15,322 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 214 240) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,322 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 214 240) no Hoare annotation was computed. [2021-12-16 01:01:15,322 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 195) no Hoare annotation was computed. [2021-12-16 01:01:15,322 INFO L854 garLoopResultBuilder]: At program point L518(lines 511 520) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,322 INFO L854 garLoopResultBuilder]: At program point L196(lines 191 198) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,322 INFO L861 garLoopResultBuilder]: At program point L96(line 96) the Hoare annotation is: true [2021-12-16 01:01:15,323 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 90 119) no Hoare annotation was computed. [2021-12-16 01:01:15,323 INFO L858 garLoopResultBuilder]: For program point L96-1(line 96) no Hoare annotation was computed. [2021-12-16 01:01:15,323 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 90 119) the Hoare annotation is: true [2021-12-16 01:01:15,323 INFO L861 garLoopResultBuilder]: At program point L115(lines 90 119) the Hoare annotation is: true [2021-12-16 01:01:15,323 INFO L858 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-12-16 01:01:15,323 INFO L858 garLoopResultBuilder]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-12-16 01:01:15,323 INFO L861 garLoopResultBuilder]: At program point L104-1(lines 104 108) the Hoare annotation is: true [2021-12-16 01:01:15,324 INFO L858 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-12-16 01:01:15,324 INFO L861 garLoopResultBuilder]: At program point L100-2(lines 100 114) the Hoare annotation is: true [2021-12-16 01:01:15,324 INFO L858 garLoopResultBuilder]: For program point L444(lines 444 448) no Hoare annotation was computed. [2021-12-16 01:01:15,324 INFO L854 garLoopResultBuilder]: At program point L151(lines 147 153) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,324 INFO L854 garLoopResultBuilder]: At program point L428(lines 423 430) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,324 INFO L854 garLoopResultBuilder]: At program point L420(lines 408 422) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,324 INFO L861 garLoopResultBuilder]: At program point L164(lines 156 166) the Hoare annotation is: true [2021-12-16 01:01:15,325 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-16 01:01:15,325 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-16 01:01:15,325 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-16 01:01:15,325 INFO L858 garLoopResultBuilder]: For program point L412(lines 412 418) no Hoare annotation was computed. [2021-12-16 01:01:15,325 INFO L858 garLoopResultBuilder]: For program point L412-1(lines 412 418) no Hoare annotation was computed. [2021-12-16 01:01:15,325 INFO L858 garLoopResultBuilder]: For program point L177(lines 177 184) no Hoare annotation was computed. [2021-12-16 01:01:15,325 INFO L861 garLoopResultBuilder]: At program point L495(lines 432 499) the Hoare annotation is: true [2021-12-16 01:01:15,326 INFO L858 garLoopResultBuilder]: For program point L177-2(lines 177 184) no Hoare annotation was computed. [2021-12-16 01:01:15,326 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 468) no Hoare annotation was computed. [2021-12-16 01:01:15,326 INFO L858 garLoopResultBuilder]: For program point L462-1(lines 462 468) no Hoare annotation was computed. [2021-12-16 01:01:15,326 INFO L854 garLoopResultBuilder]: At program point L454(line 454) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,326 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-16 01:01:15,326 INFO L854 garLoopResultBuilder]: At program point L508(lines 503 510) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,326 INFO L861 garLoopResultBuilder]: At program point L186(lines 167 189) the Hoare annotation is: true [2021-12-16 01:01:15,327 INFO L854 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,327 INFO L854 garLoopResultBuilder]: At program point L492(lines 441 493) the Hoare annotation is: false [2021-12-16 01:01:15,327 INFO L854 garLoopResultBuilder]: At program point L75(lines 71 77) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,327 INFO L858 garLoopResultBuilder]: For program point L480(lines 480 486) no Hoare annotation was computed. [2021-12-16 01:01:15,327 INFO L854 garLoopResultBuilder]: At program point L414(line 414) the Hoare annotation is: false [2021-12-16 01:01:15,327 INFO L854 garLoopResultBuilder]: At program point L480-2(lines 472 487) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,327 INFO L858 garLoopResultBuilder]: For program point L443(lines 442 491) no Hoare annotation was computed. [2021-12-16 01:01:15,328 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 487) no Hoare annotation was computed. [2021-12-16 01:01:15,328 INFO L854 garLoopResultBuilder]: At program point L464(line 464) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,328 INFO L854 garLoopResultBuilder]: At program point L489(lines 442 491) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,328 INFO L854 garLoopResultBuilder]: At program point L68(lines 64 70) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,328 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 458) no Hoare annotation was computed. [2021-12-16 01:01:15,328 INFO L858 garLoopResultBuilder]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2021-12-16 01:01:15,329 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 931 942) no Hoare annotation was computed. [2021-12-16 01:01:15,329 INFO L858 garLoopResultBuilder]: For program point L935-1(lines 931 942) no Hoare annotation was computed. [2021-12-16 01:01:15,329 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 931 942) the Hoare annotation is: true [2021-12-16 01:01:15,329 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,329 INFO L854 garLoopResultBuilder]: At program point L259(line 259) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,329 INFO L858 garLoopResultBuilder]: For program point L257(lines 257 265) no Hoare annotation was computed. [2021-12-16 01:01:15,329 INFO L858 garLoopResultBuilder]: For program point L253(lines 253 270) no Hoare annotation was computed. [2021-12-16 01:01:15,330 INFO L854 garLoopResultBuilder]: At program point L404(lines 389 407) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,330 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 249 273) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,330 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 402) no Hoare annotation was computed. [2021-12-16 01:01:15,330 INFO L858 garLoopResultBuilder]: For program point L398-2(lines 398 402) no Hoare annotation was computed. [2021-12-16 01:01:15,330 INFO L854 garLoopResultBuilder]: At program point L268(line 268) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-16 01:01:15,330 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 249 273) no Hoare annotation was computed. [2021-12-16 01:01:15,330 INFO L858 garLoopResultBuilder]: For program point L268-1(lines 249 273) no Hoare annotation was computed. [2021-12-16 01:01:15,331 INFO L854 garLoopResultBuilder]: At program point L1001(lines 996 1004) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-16 01:01:15,331 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 344 352) no Hoare annotation was computed. [2021-12-16 01:01:15,331 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 344 352) the Hoare annotation is: true [2021-12-16 01:01:15,331 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 344 352) no Hoare annotation was computed. [2021-12-16 01:01:15,331 INFO L861 garLoopResultBuilder]: At program point L960(lines 955 963) the Hoare annotation is: true [2021-12-16 01:01:15,331 INFO L861 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 333 343) the Hoare annotation is: true [2021-12-16 01:01:15,331 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 333 343) no Hoare annotation was computed. [2021-12-16 01:01:15,332 INFO L858 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 333 343) no Hoare annotation was computed. [2021-12-16 01:01:15,334 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-16 01:01:15,335 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-16 01:01:15,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 01:01:15 BoogieIcfgContainer [2021-12-16 01:01:15,365 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-16 01:01:15,366 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-16 01:01:15,366 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-16 01:01:15,366 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-16 01:01:15,367 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:01:14" (3/4) ... [2021-12-16 01:01:15,369 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-16 01:01:15,373 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-16 01:01:15,373 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-16 01:01:15,373 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-16 01:01:15,373 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-16 01:01:15,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-16 01:01:15,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-16 01:01:15,374 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-12-16 01:01:15,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-12-16 01:01:15,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-12-16 01:01:15,400 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2021-12-16 01:01:15,401 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-16 01:01:15,401 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-16 01:01:15,401 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-16 01:01:15,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-16 01:01:15,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-16 01:01:15,402 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-16 01:01:15,419 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-16 01:01:15,420 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:15,421 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-16 01:01:15,421 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-16 01:01:15,421 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:15,422 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-16 01:01:15,423 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:15,424 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-16 01:01:15,453 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-16 01:01:15,453 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-16 01:01:15,462 INFO L158 Benchmark]: Toolchain (without parser) took 2246.46ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 68.4MB in the beginning and 89.6MB in the end (delta: -21.1MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2021-12-16 01:01:15,463 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 01:01:15,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.87ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 68.1MB in the beginning and 87.1MB in the end (delta: -19.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-16 01:01:15,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.64ms. Allocated memory is still 119.5MB. Free memory was 87.1MB in the beginning and 85.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-16 01:01:15,466 INFO L158 Benchmark]: Boogie Preprocessor took 38.24ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 83.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-16 01:01:15,466 INFO L158 Benchmark]: RCFGBuilder took 381.65ms. Allocated memory is still 119.5MB. Free memory was 82.9MB in the beginning and 66.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-16 01:01:15,471 INFO L158 Benchmark]: TraceAbstraction took 1231.77ms. Allocated memory is still 119.5MB. Free memory was 66.1MB in the beginning and 44.2MB in the end (delta: 21.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2021-12-16 01:01:15,471 INFO L158 Benchmark]: Witness Printer took 96.26ms. Allocated memory is still 119.5MB. Free memory was 43.6MB in the beginning and 89.6MB in the end (delta: -46.0MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2021-12-16 01:01:15,472 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.87ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 68.1MB in the beginning and 87.1MB in the end (delta: -19.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.64ms. Allocated memory is still 119.5MB. Free memory was 87.1MB in the beginning and 85.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.24ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 83.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 381.65ms. Allocated memory is still 119.5MB. Free memory was 82.9MB in the beginning and 66.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1231.77ms. Allocated memory is still 119.5MB. Free memory was 66.1MB in the beginning and 44.2MB in the end (delta: 21.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Witness Printer took 96.26ms. Allocated memory is still 119.5MB. Free memory was 43.6MB in the beginning and 89.6MB in the end (delta: -46.0MB). Peak memory consumption was 3.9MB. 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: 195]: 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 10 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 153 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 148 mSDsluCounter, 764 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 341 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 48 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 423 mSDtfsCounter, 48 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=153occurred in iteration=3, InterpolantAutomatonStates: 14, 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, 47 LocationsWithAnnotation, 290 PreInvPairs, 316 NumberOfFragments, 213 HoareAnnotationTreeSize, 290 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 47 FomulaSimplificationsInter, 410 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, 228 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: 156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 996]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: systemActive == 1 && pumpRunning == 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: systemActive == 1 && pumpRunning == 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && systemActive == 1) && pumpRunning == 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: systemActive == 1 && pumpRunning == 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: systemActive == 1 && pumpRunning == 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: systemActive == 1 && pumpRunning == 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-16 01:01:15,536 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