./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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_product08.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 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 18:00:29,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 18:00:29,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 18:00:29,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 18:00:29,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 18:00:29,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 18:00:29,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 18:00:29,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 18:00:29,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 18:00:29,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 18:00:29,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 18:00:29,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 18:00:29,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 18:00:29,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 18:00:29,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 18:00:29,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 18:00:29,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 18:00:29,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 18:00:29,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 18:00:29,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 18:00:29,899 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 18:00:29,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 18:00:29,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 18:00:29,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 18:00:29,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 18:00:29,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 18:00:29,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 18:00:29,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 18:00:29,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 18:00:29,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 18:00:29,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 18:00:29,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 18:00:29,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 18:00:29,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 18:00:29,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 18:00:29,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 18:00:29,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 18:00:29,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 18:00:29,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 18:00:29,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 18:00:29,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 18:00:29,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 18:00:29,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 18:00:29,950 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 18:00:29,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 18:00:29,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 18:00:29,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 18:00:29,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 18:00:29,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 18:00:29,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 18:00:29,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 18:00:29,954 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 18:00:29,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 18:00:29,955 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 18:00:29,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 18:00:29,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 18:00:29,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 18:00:29,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 18:00:29,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 18:00:29,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 18:00:29,956 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 18:00:29,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 18:00:29,957 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 18:00:29,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 18:00:29,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 18:00:29,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 18:00:29,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 18:00:29,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:00:29,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 18:00:29,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 18:00:29,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 18:00:29,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 18:00:29,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 18:00:29,960 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 18:00:29,960 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 18:00:29,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 18:00:29,960 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe [2022-07-13 18:00:30,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 18:00:30,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 18:00:30,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 18:00:30,239 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 18:00:30,239 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 18:00:30,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2022-07-13 18:00:30,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c08b1cb5/e4fb0c62ac5a4829aca1c51a0ba54dc7/FLAG2fcd7e215 [2022-07-13 18:00:30,702 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 18:00:30,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2022-07-13 18:00:30,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c08b1cb5/e4fb0c62ac5a4829aca1c51a0ba54dc7/FLAG2fcd7e215 [2022-07-13 18:00:30,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c08b1cb5/e4fb0c62ac5a4829aca1c51a0ba54dc7 [2022-07-13 18:00:30,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 18:00:30,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 18:00:30,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 18:00:30,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 18:00:30,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 18:00:30,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:00:30" (1/1) ... [2022-07-13 18:00:30,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ea744d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:30, skipping insertion in model container [2022-07-13 18:00:30,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:00:30" (1/1) ... [2022-07-13 18:00:30,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 18:00:30,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 18:00:31,021 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_product08.cil.c[16885,16898] [2022-07-13 18:00:31,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:00:31,036 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 18:00:31,090 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_product08.cil.c[16885,16898] [2022-07-13 18:00:31,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:00:31,117 INFO L208 MainTranslator]: Completed translation [2022-07-13 18:00:31,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31 WrapperNode [2022-07-13 18:00:31,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 18:00:31,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 18:00:31,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 18:00:31,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 18:00:31,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,191 INFO L137 Inliner]: procedures = 54, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 224 [2022-07-13 18:00:31,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 18:00:31,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 18:00:31,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 18:00:31,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 18:00:31,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 18:00:31,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 18:00:31,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 18:00:31,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 18:00:31,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (1/1) ... [2022-07-13 18:00:31,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:00:31,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:00:31,270 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) [2022-07-13 18:00:31,272 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 [2022-07-13 18:00:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 18:00:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-07-13 18:00:31,298 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-07-13 18:00:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-13 18:00:31,298 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-13 18:00:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-13 18:00:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-13 18:00:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-13 18:00:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-13 18:00:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-07-13 18:00:31,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-07-13 18:00:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-07-13 18:00:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-07-13 18:00:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 18:00:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-13 18:00:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-13 18:00:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 18:00:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 18:00:31,358 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 18:00:31,360 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 18:00:31,644 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 18:00:31,651 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 18:00:31,651 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-13 18:00:31,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:31 BoogieIcfgContainer [2022-07-13 18:00:31,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 18:00:31,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 18:00:31,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 18:00:31,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 18:00:31,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 06:00:30" (1/3) ... [2022-07-13 18:00:31,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dbaa7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:00:31, skipping insertion in model container [2022-07-13 18:00:31,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:31" (2/3) ... [2022-07-13 18:00:31,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dbaa7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:00:31, skipping insertion in model container [2022-07-13 18:00:31,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:31" (3/3) ... [2022-07-13 18:00:31,662 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2022-07-13 18:00:31,674 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 18:00:31,675 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 18:00:31,720 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 18:00:31,733 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@c3d5c25, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2167d347 [2022-07-13 18:00:31,733 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 18:00:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-13 18:00:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-07-13 18:00:31,748 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:31,748 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] [2022-07-13 18:00:31,749 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:31,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:31,753 INFO L85 PathProgramCache]: Analyzing trace with hash 2083799756, now seen corresponding path program 1 times [2022-07-13 18:00:31,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:31,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212483341] [2022-07-13 18:00:31,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:31,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-13 18:00:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 18:00:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:32,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:32,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212483341] [2022-07-13 18:00:32,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212483341] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:32,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:32,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 18:00:32,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521971208] [2022-07-13 18:00:32,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:32,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 18:00:32,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:32,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 18:00:32,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 18:00:32,075 INFO L87 Difference]: Start difference. First operand has 85 states, 64 states have (on average 1.359375) internal successors, (87), 71 states have internal predecessors, (87), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) 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) [2022-07-13 18:00:32,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:32,118 INFO L93 Difference]: Finished difference Result 161 states and 216 transitions. [2022-07-13 18:00:32,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 18:00:32,120 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 [2022-07-13 18:00:32,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:32,130 INFO L225 Difference]: With dead ends: 161 [2022-07-13 18:00:32,130 INFO L226 Difference]: Without dead ends: 76 [2022-07-13 18:00:32,134 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 [2022-07-13 18:00:32,137 INFO L413 NwaCegarLoop]: 105 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, 105 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 [2022-07-13 18:00:32,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 18:00:32,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-07-13 18:00:32,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-07-13 18:00:32,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 57 states have (on average 1.280701754385965) internal successors, (73), 63 states have internal predecessors, (73), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-13 18:00:32,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 96 transitions. [2022-07-13 18:00:32,193 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 96 transitions. Word has length 32 [2022-07-13 18:00:32,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:32,194 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 96 transitions. [2022-07-13 18:00:32,194 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) [2022-07-13 18:00:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-07-13 18:00:32,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-07-13 18:00:32,199 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:32,199 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] [2022-07-13 18:00:32,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 18:00:32,200 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:32,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:32,202 INFO L85 PathProgramCache]: Analyzing trace with hash 610828729, now seen corresponding path program 1 times [2022-07-13 18:00:32,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:32,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47771286] [2022-07-13 18:00:32,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:32,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-13 18:00:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-13 18:00:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:32,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:32,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47771286] [2022-07-13 18:00:32,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47771286] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:32,320 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:32,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 18:00:32,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304801429] [2022-07-13 18:00:32,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:32,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 18:00:32,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:32,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 18:00:32,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 18:00:32,324 INFO L87 Difference]: Start difference. First operand 76 states and 96 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) [2022-07-13 18:00:32,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:32,338 INFO L93 Difference]: Finished difference Result 112 states and 140 transitions. [2022-07-13 18:00:32,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 18:00:32,339 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 [2022-07-13 18:00:32,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:32,340 INFO L225 Difference]: With dead ends: 112 [2022-07-13 18:00:32,340 INFO L226 Difference]: Without dead ends: 67 [2022-07-13 18:00:32,341 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 [2022-07-13 18:00:32,342 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 17 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 144 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 [2022-07-13 18:00:32,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 144 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 18:00:32,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-07-13 18:00:32,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2022-07-13 18:00:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 57 states have internal predecessors, (66), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-07-13 18:00:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 84 transitions. [2022-07-13 18:00:32,354 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 84 transitions. Word has length 33 [2022-07-13 18:00:32,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:32,355 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 84 transitions. [2022-07-13 18:00:32,355 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) [2022-07-13 18:00:32,356 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-07-13 18:00:32,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-07-13 18:00:32,358 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:32,358 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] [2022-07-13 18:00:32,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 18:00:32,359 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:32,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:32,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1722219882, now seen corresponding path program 1 times [2022-07-13 18:00:32,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:32,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110855784] [2022-07-13 18:00:32,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:32,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 18:00:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-13 18:00:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:32,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:32,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110855784] [2022-07-13 18:00:32,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110855784] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:32,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:32,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 18:00:32,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169879238] [2022-07-13 18:00:32,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:32,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 18:00:32,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:32,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 18:00:32,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 18:00:32,466 INFO L87 Difference]: Start difference. First operand 67 states and 84 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) [2022-07-13 18:00:32,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:32,580 INFO L93 Difference]: Finished difference Result 173 states and 222 transitions. [2022-07-13 18:00:32,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 18:00:32,581 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 [2022-07-13 18:00:32,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:32,583 INFO L225 Difference]: With dead ends: 173 [2022-07-13 18:00:32,583 INFO L226 Difference]: Without dead ends: 114 [2022-07-13 18:00:32,584 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 [2022-07-13 18:00:32,585 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 145 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 296 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 [2022-07-13 18:00:32,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 296 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 18:00:32,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-07-13 18:00:32,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 111. [2022-07-13 18:00:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 93 states have internal predecessors, (111), 15 states have call successors, (15), 11 states have call predecessors, (15), 11 states have return successors, (16), 12 states have call predecessors, (16), 15 states have call successors, (16) [2022-07-13 18:00:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 142 transitions. [2022-07-13 18:00:32,603 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 142 transitions. Word has length 38 [2022-07-13 18:00:32,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:32,603 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 142 transitions. [2022-07-13 18:00:32,603 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) [2022-07-13 18:00:32,604 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 142 transitions. [2022-07-13 18:00:32,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-07-13 18:00:32,605 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:32,605 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] [2022-07-13 18:00:32,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 18:00:32,606 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:32,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:32,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1097447402, now seen corresponding path program 1 times [2022-07-13 18:00:32,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:32,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787541122] [2022-07-13 18:00:32,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:32,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-13 18:00:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-13 18:00:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 18:00:32,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:32,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787541122] [2022-07-13 18:00:32,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787541122] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:32,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:32,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 18:00:32,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148051491] [2022-07-13 18:00:32,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:32,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 18:00:32,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:32,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 18:00:32,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 18:00:32,717 INFO L87 Difference]: Start difference. First operand 111 states and 142 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) [2022-07-13 18:00:32,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:32,800 INFO L93 Difference]: Finished difference Result 199 states and 259 transitions. [2022-07-13 18:00:32,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-13 18:00:32,803 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 [2022-07-13 18:00:32,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:32,804 INFO L225 Difference]: With dead ends: 199 [2022-07-13 18:00:32,804 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 18:00:32,808 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 [2022-07-13 18:00:32,814 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 [2022-07-13 18:00:32,815 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] [2022-07-13 18:00:32,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 18:00:32,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 18:00:32,816 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) [2022-07-13 18:00:32,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 18:00:32,816 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-07-13 18:00:32,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:32,817 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 18:00:32,817 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) [2022-07-13 18:00:32,817 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 18:00:32,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 18:00:32,820 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 18:00:32,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 18:00:32,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 18:00:33,159 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 133 140) the Hoare annotation is: true [2022-07-13 18:00:33,159 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 133 140) no Hoare annotation was computed. [2022-07-13 18:00:33,159 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 133 140) no Hoare annotation was computed. [2022-07-13 18:00:33,160 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 92 98) no Hoare annotation was computed. [2022-07-13 18:00:33,160 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 92 98) the Hoare annotation is: true [2022-07-13 18:00:33,160 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 881 892) the Hoare annotation is: true [2022-07-13 18:00:33,160 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 881 892) no Hoare annotation was computed. [2022-07-13 18:00:33,160 INFO L899 garLoopResultBuilder]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2022-07-13 18:00:33,160 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 294 323) no Hoare annotation was computed. [2022-07-13 18:00:33,161 INFO L902 garLoopResultBuilder]: At program point L319(lines 294 323) the Hoare annotation is: true [2022-07-13 18:00:33,161 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 294 323) the Hoare annotation is: true [2022-07-13 18:00:33,161 INFO L899 garLoopResultBuilder]: For program point L315(line 315) no Hoare annotation was computed. [2022-07-13 18:00:33,161 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2022-07-13 18:00:33,161 INFO L902 garLoopResultBuilder]: At program point L308-1(lines 308 312) the Hoare annotation is: true [2022-07-13 18:00:33,161 INFO L899 garLoopResultBuilder]: For program point L305(line 305) no Hoare annotation was computed. [2022-07-13 18:00:33,162 INFO L902 garLoopResultBuilder]: At program point L304-2(lines 304 318) the Hoare annotation is: true [2022-07-13 18:00:33,163 INFO L902 garLoopResultBuilder]: At program point L300(line 300) the Hoare annotation is: true [2022-07-13 18:00:33,163 INFO L899 garLoopResultBuilder]: For program point L300-1(line 300) no Hoare annotation was computed. [2022-07-13 18:00:33,163 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 865) no Hoare annotation was computed. [2022-07-13 18:00:33,163 INFO L895 garLoopResultBuilder]: At program point L861-2(lines 857 868) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-13 18:00:33,163 INFO L895 garLoopResultBuilder]: At program point L114(line 114) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-13 18:00:33,164 INFO L895 garLoopResultBuilder]: At program point L110(line 110) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-13 18:00:33,164 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 65 91) no Hoare annotation was computed. [2022-07-13 18:00:33,164 INFO L895 garLoopResultBuilder]: At program point L445(line 445) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-13 18:00:33,164 INFO L899 garLoopResultBuilder]: For program point L445-1(line 445) no Hoare annotation was computed. [2022-07-13 18:00:33,164 INFO L895 garLoopResultBuilder]: At program point L119(line 119) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-07-13 18:00:33,164 INFO L895 garLoopResultBuilder]: At program point L119-1(lines 100 124) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-07-13 18:00:33,165 INFO L895 garLoopResultBuilder]: At program point L148(lines 141 151) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-13 18:00:33,165 INFO L899 garLoopResultBuilder]: For program point L850(line 850) no Hoare annotation was computed. [2022-07-13 18:00:33,165 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 472) no Hoare annotation was computed. [2022-07-13 18:00:33,165 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 475) no Hoare annotation was computed. [2022-07-13 18:00:33,165 INFO L895 garLoopResultBuilder]: At program point L458-1(lines 450 478) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-13 18:00:33,165 INFO L895 garLoopResultBuilder]: At program point L851(lines 846 853) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-13 18:00:33,166 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 469) no Hoare annotation was computed. [2022-07-13 18:00:33,166 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 79 85) no Hoare annotation was computed. [2022-07-13 18:00:33,166 INFO L899 garLoopResultBuilder]: For program point L108(lines 108 116) no Hoare annotation was computed. [2022-07-13 18:00:33,166 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 121) no Hoare annotation was computed. [2022-07-13 18:00:33,166 INFO L895 garLoopResultBuilder]: At program point L930(lines 925 933) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-13 18:00:33,166 INFO L895 garLoopResultBuilder]: At program point L447(lines 440 449) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-13 18:00:33,167 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 65 91) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-13 18:00:33,167 INFO L895 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-13 18:00:33,167 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-07-13 18:00:33,167 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 65 91) no Hoare annotation was computed. [2022-07-13 18:00:33,167 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 850) no Hoare annotation was computed. [2022-07-13 18:00:33,167 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 78) no Hoare annotation was computed. [2022-07-13 18:00:33,168 INFO L899 garLoopResultBuilder]: For program point L72-2(lines 68 90) no Hoare annotation was computed. [2022-07-13 18:00:33,168 INFO L895 garLoopResultBuilder]: At program point L898(lines 893 901) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-13 18:00:33,168 INFO L902 garLoopResultBuilder]: At program point L287(lines 224 291) the Hoare annotation is: true [2022-07-13 18:00:33,168 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 260) no Hoare annotation was computed. [2022-07-13 18:00:33,168 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 254 260) no Hoare annotation was computed. [2022-07-13 18:00:33,169 INFO L895 garLoopResultBuilder]: At program point L217(lines 212 219) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-07-13 18:00:33,169 INFO L895 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-07-13 18:00:33,169 INFO L895 garLoopResultBuilder]: At program point L209(lines 197 211) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-07-13 18:00:33,169 INFO L899 garLoopResultBuilder]: For program point L201(lines 201 207) no Hoare annotation was computed. [2022-07-13 18:00:33,169 INFO L895 garLoopResultBuilder]: At program point L424(lines 419 427) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-07-13 18:00:33,169 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 201 207) no Hoare annotation was computed. [2022-07-13 18:00:33,170 INFO L895 garLoopResultBuilder]: At program point L416(lines 412 418) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-07-13 18:00:33,170 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 18:00:33,170 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 18:00:33,170 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 18:00:33,170 INFO L895 garLoopResultBuilder]: At program point L284(lines 233 285) the Hoare annotation is: false [2022-07-13 18:00:33,170 INFO L895 garLoopResultBuilder]: At program point L437(lines 432 439) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-07-13 18:00:33,171 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 278) no Hoare annotation was computed. [2022-07-13 18:00:33,171 INFO L895 garLoopResultBuilder]: At program point L272-2(lines 264 279) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-07-13 18:00:33,171 INFO L899 garLoopResultBuilder]: For program point L235(lines 234 283) no Hoare annotation was computed. [2022-07-13 18:00:33,171 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 279) no Hoare annotation was computed. [2022-07-13 18:00:33,171 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 18:00:33,171 INFO L895 garLoopResultBuilder]: At program point L256(line 256) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-07-13 18:00:33,172 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 387) no Hoare annotation was computed. [2022-07-13 18:00:33,172 INFO L899 garLoopResultBuilder]: For program point L380-2(lines 380 387) no Hoare annotation was computed. [2022-07-13 18:00:33,172 INFO L895 garLoopResultBuilder]: At program point L409(lines 405 411) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-07-13 18:00:33,172 INFO L895 garLoopResultBuilder]: At program point L281(lines 234 283) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~2#1| 1)) [2022-07-13 18:00:33,172 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 250) no Hoare annotation was computed. [2022-07-13 18:00:33,172 INFO L899 garLoopResultBuilder]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2022-07-13 18:00:33,172 INFO L899 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2022-07-13 18:00:33,173 INFO L902 garLoopResultBuilder]: At program point L364(lines 356 366) the Hoare annotation is: true [2022-07-13 18:00:33,173 INFO L895 garLoopResultBuilder]: At program point L203(line 203) the Hoare annotation is: false [2022-07-13 18:00:33,173 INFO L902 garLoopResultBuilder]: At program point L389(lines 370 392) the Hoare annotation is: true [2022-07-13 18:00:33,173 INFO L895 garLoopResultBuilder]: At program point L352(lines 348 354) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~2#1| 1) (not (= 0 ~systemActive~0))) [2022-07-13 18:00:33,173 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 869 880) no Hoare annotation was computed. [2022-07-13 18:00:33,173 INFO L899 garLoopResultBuilder]: For program point L873-1(lines 869 880) no Hoare annotation was computed. [2022-07-13 18:00:33,174 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 869 880) the Hoare annotation is: true [2022-07-13 18:00:33,174 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 152 160) no Hoare annotation was computed. [2022-07-13 18:00:33,174 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 152 160) the Hoare annotation is: true [2022-07-13 18:00:33,174 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 152 160) no Hoare annotation was computed. [2022-07-13 18:00:33,177 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-13 18:00:33,178 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 18:00:33,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 06:00:33 BoogieIcfgContainer [2022-07-13 18:00:33,193 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 18:00:33,193 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 18:00:33,193 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 18:00:33,194 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 18:00:33,194 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:31" (3/4) ... [2022-07-13 18:00:33,196 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 18:00:33,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-07-13 18:00:33,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-07-13 18:00:33,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-13 18:00:33,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-13 18:00:33,201 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-13 18:00:33,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-13 18:00:33,202 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-07-13 18:00:33,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2022-07-13 18:00:33,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-13 18:00:33,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-13 18:00:33,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 18:00:33,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 18:00:33,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 18:00:33,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 18:00:33,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-07-13 18:00:33,229 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-07-13 18:00:33,229 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-07-13 18:00:33,229 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-07-13 18:00:33,230 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-13 18:00:33,231 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-13 18:00:33,231 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) [2022-07-13 18:00:33,231 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-13 18:00:33,232 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-07-13 18:00:33,232 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-13 18:00:33,232 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 [2022-07-13 18:00:33,232 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-13 18:00:33,233 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-13 18:00:33,233 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-13 18:00:33,249 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 18:00:33,250 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 18:00:33,250 INFO L158 Benchmark]: Toolchain (without parser) took 2511.41ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 72.7MB in the beginning and 40.9MB in the end (delta: 31.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2022-07-13 18:00:33,251 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory was 52.6MB in the beginning and 52.5MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 18:00:33,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.07ms. Allocated memory is still 94.4MB. Free memory was 72.7MB in the beginning and 60.3MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-13 18:00:33,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.27ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 57.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 18:00:33,251 INFO L158 Benchmark]: Boogie Preprocessor took 48.86ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 56.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 18:00:33,252 INFO L158 Benchmark]: RCFGBuilder took 410.77ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 40.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-13 18:00:33,252 INFO L158 Benchmark]: TraceAbstraction took 1537.30ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 39.9MB in the beginning and 46.4MB in the end (delta: -6.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-07-13 18:00:33,253 INFO L158 Benchmark]: Witness Printer took 56.50ms. Allocated memory is still 113.2MB. Free memory was 46.4MB in the beginning and 40.9MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 18:00:33,254 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 73.4MB. Free memory was 52.6MB in the beginning and 52.5MB in the end (delta: 50.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.07ms. Allocated memory is still 94.4MB. Free memory was 72.7MB in the beginning and 60.3MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.27ms. Allocated memory is still 94.4MB. Free memory was 60.3MB in the beginning and 57.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.86ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 56.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 410.77ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 40.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1537.30ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 39.9MB in the beginning and 46.4MB in the end (delta: -6.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Witness Printer took 56.50ms. Allocated memory is still 113.2MB. Free memory was 46.4MB in the beginning and 40.9MB in the end (delta: 5.4MB). 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: 850]: 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 8 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 200 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 195 mSDsluCounter, 761 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 417 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 344 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=111occurred 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, 40 LocationsWithAnnotation, 209 PreInvPairs, 239 NumberOfFragments, 250 HoareAnnotationTreeSize, 209 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 40 FomulaSimplificationsInter, 333 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: 412]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && splverifierCounter == 0) && tmp == 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2022-07-13 18:00:33,300 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