./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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_spec1_product05.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 4f7d1f008fc605da9360b12daa11bcbc7acf8dd3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:42:22,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:42:22,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:42:22,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:42:22,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:42:22,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:42:22,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:42:22,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:42:22,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:42:22,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:42:22,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:42:22,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:42:22,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:42:22,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:42:22,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:42:22,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:42:22,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:42:22,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:42:22,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:42:22,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:42:22,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:42:22,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:42:22,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:42:22,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:42:22,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:42:22,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:42:22,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:42:22,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:42:22,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:42:22,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:42:22,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:42:22,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:42:22,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:42:22,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:42:22,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:42:22,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:42:22,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:42:22,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:42:22,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:42:22,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:42:22,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:42:22,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:42:22,825 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:42:22,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:42:22,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:42:22,826 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:42:22,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:42:22,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:42:22,828 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:42:22,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:42:22,829 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:42:22,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:42:22,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:42:22,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:42:22,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:42:22,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:42:22,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:42:22,830 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:42:22,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:42:22,831 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:42:22,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:42:22,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:42:22,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:42:22,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:42:22,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:42:22,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:42:22,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:42:22,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:42:22,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:42:22,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:42:22,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:42:22,842 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:42:22,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f7d1f008fc605da9360b12daa11bcbc7acf8dd3 [2021-08-26 08:42:23,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:42:23,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:42:23,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:42:23,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:42:23,198 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:42:23,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-08-26 08:42:23,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ceba277c/e42de7dcf2344e2e88b725c9138b1998/FLAG354513676 [2021-08-26 08:42:23,778 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:42:23,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-08-26 08:42:23,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ceba277c/e42de7dcf2344e2e88b725c9138b1998/FLAG354513676 [2021-08-26 08:42:24,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ceba277c/e42de7dcf2344e2e88b725c9138b1998 [2021-08-26 08:42:24,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:42:24,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:42:24,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:42:24,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:42:24,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:42:24,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d21e66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24, skipping insertion in model container [2021-08-26 08:42:24,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:42:24,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:42:24,388 WARN L228 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_spec1_product05.cil.c[4222,4235] [2021-08-26 08:42:24,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:42:24,526 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:42:24,562 WARN L228 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_spec1_product05.cil.c[4222,4235] [2021-08-26 08:42:24,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:42:24,630 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:42:24,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24 WrapperNode [2021-08-26 08:42:24,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:42:24,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:42:24,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:42:24,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:42:24,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:42:24,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:42:24,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:42:24,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:42:24,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:42:24,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:42:24,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:42:24,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:42:24,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (1/1) ... [2021-08-26 08:42:24,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:42:24,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:42:24,806 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) [2021-08-26 08:42:24,814 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 [2021-08-26 08:42:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:42:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:42:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:42:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:42:25,533 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:42:25,533 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-08-26 08:42:25,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:42:25 BoogieIcfgContainer [2021-08-26 08:42:25,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:42:25,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:42:25,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:42:25,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:42:25,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:42:24" (1/3) ... [2021-08-26 08:42:25,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28786da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:42:25, skipping insertion in model container [2021-08-26 08:42:25,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:42:24" (2/3) ... [2021-08-26 08:42:25,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28786da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:42:25, skipping insertion in model container [2021-08-26 08:42:25,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:42:25" (3/3) ... [2021-08-26 08:42:25,541 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product05.cil.c [2021-08-26 08:42:25,545 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:42:25,545 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:42:25,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:42:25,586 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-08-26 08:42:25,586 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:42:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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) [2021-08-26 08:42:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 08:42:25,605 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:42:25,605 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:42:25,606 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:42:25,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:42:25,613 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2021-08-26 08:42:25,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:42:25,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951974292] [2021-08-26 08:42:25,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:42:25,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:42:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:42:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:42:25,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:42:25,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951974292] [2021-08-26 08:42:25,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951974292] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:42:25,873 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:42:25,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:42:25,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502819621] [2021-08-26 08:42:25,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:42:25,879 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:42:25,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:42:25,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:42:25,896 INFO L87 Difference]: Start difference. First operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-08-26 08:42:25,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:42:25,925 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2021-08-26 08:42:25,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:42:25,926 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) Word has length 16 [2021-08-26 08:42:25,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:42:25,934 INFO L225 Difference]: With dead ends: 132 [2021-08-26 08:42:25,934 INFO L226 Difference]: Without dead ends: 65 [2021-08-26 08:42:25,937 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:42:25,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-08-26 08:42:25,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-08-26 08:42:25,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 62 states have (on average 1.4516129032258065) internal successors, (90), 64 states have internal predecessors, (90), 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) [2021-08-26 08:42:25,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2021-08-26 08:42:25,971 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2021-08-26 08:42:25,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:42:25,972 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2021-08-26 08:42:25,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-08-26 08:42:25,972 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2021-08-26 08:42:25,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 08:42:25,974 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:42:25,974 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:42:25,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:42:25,975 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:42:25,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:42:25,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2021-08-26 08:42:25,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:42:25,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346537773] [2021-08-26 08:42:25,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:42:25,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:42:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:42:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:42:26,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:42:26,084 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346537773] [2021-08-26 08:42:26,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346537773] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:42:26,084 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:42:26,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:42:26,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357388649] [2021-08-26 08:42:26,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:42:26,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:42:26,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:42:26,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:42:26,087 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-08-26 08:42:26,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:42:26,102 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2021-08-26 08:42:26,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:42:26,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) Word has length 17 [2021-08-26 08:42:26,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:42:26,109 INFO L225 Difference]: With dead ends: 65 [2021-08-26 08:42:26,109 INFO L226 Difference]: Without dead ends: 31 [2021-08-26 08:42:26,110 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:42:26,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-08-26 08:42:26,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-08-26 08:42:26,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 30 states have internal predecessors, (43), 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) [2021-08-26 08:42:26,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2021-08-26 08:42:26,113 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2021-08-26 08:42:26,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:42:26,113 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2021-08-26 08:42:26,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-08-26 08:42:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-08-26 08:42:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-26 08:42:26,114 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:42:26,114 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:42:26,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:42:26,115 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:42:26,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:42:26,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2021-08-26 08:42:26,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:42:26,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566170492] [2021-08-26 08:42:26,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:42:26,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:42:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:42:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:42:26,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:42:26,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566170492] [2021-08-26 08:42:26,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566170492] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:42:26,216 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:42:26,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:42:26,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998569327] [2021-08-26 08:42:26,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:42:26,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:42:26,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:42:26,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:42:26,218 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-08-26 08:42:26,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:42:26,336 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2021-08-26 08:42:26,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:42:26,338 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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) Word has length 22 [2021-08-26 08:42:26,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:42:26,338 INFO L225 Difference]: With dead ends: 56 [2021-08-26 08:42:26,339 INFO L226 Difference]: Without dead ends: 31 [2021-08-26 08:42:26,339 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.1ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:42:26,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-08-26 08:42:26,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-08-26 08:42:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 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) [2021-08-26 08:42:26,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-08-26 08:42:26,343 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2021-08-26 08:42:26,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:42:26,343 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-08-26 08:42:26,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-08-26 08:42:26,343 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-08-26 08:42:26,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-08-26 08:42:26,344 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:42:26,344 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:42:26,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:42:26,346 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:42:26,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:42:26,347 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2021-08-26 08:42:26,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:42:26,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995751848] [2021-08-26 08:42:26,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:42:26,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:42:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:42:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:42:26,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:42:26,444 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995751848] [2021-08-26 08:42:26,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995751848] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:42:26,444 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:42:26,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:42:26,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591181813] [2021-08-26 08:42:26,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:42:26,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:42:26,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:42:26,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:42:26,446 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-08-26 08:42:26,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:42:26,540 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2021-08-26 08:42:26,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 08:42:26,540 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) Word has length 23 [2021-08-26 08:42:26,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:42:26,541 INFO L225 Difference]: With dead ends: 132 [2021-08-26 08:42:26,542 INFO L226 Difference]: Without dead ends: 107 [2021-08-26 08:42:26,542 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 31.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:42:26,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-08-26 08:42:26,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2021-08-26 08:42:26,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 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) [2021-08-26 08:42:26,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2021-08-26 08:42:26,550 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2021-08-26 08:42:26,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:42:26,551 INFO L470 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2021-08-26 08:42:26,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-08-26 08:42:26,551 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2021-08-26 08:42:26,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-26 08:42:26,551 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:42:26,552 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:42:26,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:42:26,560 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:42:26,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:42:26,562 INFO L82 PathProgramCache]: Analyzing trace with hash 2028068683, now seen corresponding path program 1 times [2021-08-26 08:42:26,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:42:26,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662158938] [2021-08-26 08:42:26,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:42:26,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:42:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:42:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:42:26,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:42:26,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662158938] [2021-08-26 08:42:26,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662158938] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:42:26,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:42:26,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:42:26,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713789190] [2021-08-26 08:42:26,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:42:26,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:42:26,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:42:26,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:42:26,660 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-08-26 08:42:26,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:42:26,698 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2021-08-26 08:42:26,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:42:26,699 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) Word has length 24 [2021-08-26 08:42:26,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:42:26,699 INFO L225 Difference]: With dead ends: 144 [2021-08-26 08:42:26,699 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:42:26,700 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:42:26,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:42:26,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:42:26,701 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) [2021-08-26 08:42:26,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:42:26,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-08-26 08:42:26,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:42:26,701 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:42:26,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-08-26 08:42:26,702 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:42:26,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:42:26,704 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:42:26,704 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:42:26,705 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:42:26,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:42:26,707 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:42:26,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:26,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:42:27,042 INFO L860 garLoopResultBuilder]: At program point L828(lines 809 831) the Hoare annotation is: true [2021-08-26 08:42:27,042 INFO L853 garLoopResultBuilder]: At program point L217(lines 210 220) the Hoare annotation is: false [2021-08-26 08:42:27,042 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2021-08-26 08:42:27,042 INFO L853 garLoopResultBuilder]: At program point L217-1(lines 210 220) the Hoare annotation is: false [2021-08-26 08:42:27,043 INFO L853 garLoopResultBuilder]: At program point L217-2(lines 210 220) the Hoare annotation is: false [2021-08-26 08:42:27,043 INFO L853 garLoopResultBuilder]: At program point L333(lines 286 334) the Hoare annotation is: false [2021-08-26 08:42:27,044 INFO L857 garLoopResultBuilder]: For program point L746(line 746) no Hoare annotation was computed. [2021-08-26 08:42:27,044 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:42:27,044 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 328) no Hoare annotation was computed. [2021-08-26 08:42:27,044 INFO L853 garLoopResultBuilder]: At program point L863(lines 858 866) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:42:27,045 INFO L857 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-08-26 08:42:27,045 INFO L857 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-08-26 08:42:27,045 INFO L857 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-08-26 08:42:27,045 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 753) no Hoare annotation was computed. [2021-08-26 08:42:27,045 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 729) no Hoare annotation was computed. [2021-08-26 08:42:27,045 INFO L857 garLoopResultBuilder]: For program point L749-1(lines 141 147) no Hoare annotation was computed. [2021-08-26 08:42:27,045 INFO L853 garLoopResultBuilder]: At program point L716-1(lines 1 866) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,045 INFO L857 garLoopResultBuilder]: For program point L716-2(lines 716 729) no Hoare annotation was computed. [2021-08-26 08:42:27,045 INFO L853 garLoopResultBuilder]: At program point L716-3(lines 1 866) the Hoare annotation is: false [2021-08-26 08:42:27,046 INFO L857 garLoopResultBuilder]: For program point L716-4(lines 716 729) no Hoare annotation was computed. [2021-08-26 08:42:27,046 INFO L853 garLoopResultBuilder]: At program point L716-5(lines 1 866) the Hoare annotation is: false [2021-08-26 08:42:27,046 INFO L857 garLoopResultBuilder]: For program point L271(line 271) no Hoare annotation was computed. [2021-08-26 08:42:27,046 INFO L857 garLoopResultBuilder]: For program point L271-1(line 271) no Hoare annotation was computed. [2021-08-26 08:42:27,046 INFO L857 garLoopResultBuilder]: For program point L271-2(line 271) no Hoare annotation was computed. [2021-08-26 08:42:27,047 INFO L857 garLoopResultBuilder]: For program point L288(lines 287 332) no Hoare annotation was computed. [2021-08-26 08:42:27,047 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 190) no Hoare annotation was computed. [2021-08-26 08:42:27,047 INFO L857 garLoopResultBuilder]: For program point L173-1(lines 173 190) no Hoare annotation was computed. [2021-08-26 08:42:27,047 INFO L857 garLoopResultBuilder]: For program point L173-2(lines 173 190) no Hoare annotation was computed. [2021-08-26 08:42:27,048 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 293) no Hoare annotation was computed. [2021-08-26 08:42:27,048 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:42:27,048 INFO L853 garLoopResultBuilder]: At program point L91(lines 86 94) the Hoare annotation is: false [2021-08-26 08:42:27,048 INFO L853 garLoopResultBuilder]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,048 INFO L853 garLoopResultBuilder]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2021-08-26 08:42:27,048 INFO L853 garLoopResultBuilder]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2021-08-26 08:42:27,048 INFO L853 garLoopResultBuilder]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2021-08-26 08:42:27,048 INFO L853 garLoopResultBuilder]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2021-08-26 08:42:27,049 INFO L853 garLoopResultBuilder]: At program point L141(lines 140 159) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,049 INFO L857 garLoopResultBuilder]: For program point L141-1(lines 141 147) no Hoare annotation was computed. [2021-08-26 08:42:27,049 INFO L853 garLoopResultBuilder]: At program point L141-2(lines 140 159) the Hoare annotation is: false [2021-08-26 08:42:27,049 INFO L853 garLoopResultBuilder]: At program point L141-3(lines 140 159) the Hoare annotation is: false [2021-08-26 08:42:27,049 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 327) no Hoare annotation was computed. [2021-08-26 08:42:27,049 INFO L857 garLoopResultBuilder]: For program point L323-2(lines 141 147) no Hoare annotation was computed. [2021-08-26 08:42:27,050 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2021-08-26 08:42:27,050 INFO L857 garLoopResultBuilder]: For program point L819(lines 819 826) no Hoare annotation was computed. [2021-08-26 08:42:27,050 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 313) no Hoare annotation was computed. [2021-08-26 08:42:27,050 INFO L853 garLoopResultBuilder]: At program point L307-1(lines 307 313) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,050 INFO L860 garLoopResultBuilder]: At program point L819-1(lines 819 826) the Hoare annotation is: true [2021-08-26 08:42:27,050 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 726) no Hoare annotation was computed. [2021-08-26 08:42:27,050 INFO L857 garLoopResultBuilder]: For program point L720-2(lines 720 726) no Hoare annotation was computed. [2021-08-26 08:42:27,050 INFO L857 garLoopResultBuilder]: For program point L720-4(lines 720 726) no Hoare annotation was computed. [2021-08-26 08:42:27,050 INFO L853 garLoopResultBuilder]: At program point L226(lines 221 229) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,051 INFO L853 garLoopResultBuilder]: At program point L226-1(lines 221 229) the Hoare annotation is: false [2021-08-26 08:42:27,051 INFO L853 garLoopResultBuilder]: At program point L226-2(lines 221 229) the Hoare annotation is: false [2021-08-26 08:42:27,051 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:42:27,051 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 185) no Hoare annotation was computed. [2021-08-26 08:42:27,051 INFO L857 garLoopResultBuilder]: For program point L177-1(lines 177 185) no Hoare annotation was computed. [2021-08-26 08:42:27,051 INFO L857 garLoopResultBuilder]: For program point L177-2(lines 177 185) no Hoare annotation was computed. [2021-08-26 08:42:27,051 INFO L857 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-08-26 08:42:27,051 INFO L853 garLoopResultBuilder]: At program point L855(lines 1 866) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:42:27,052 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:42:27,052 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2021-08-26 08:42:27,052 INFO L853 garLoopResultBuilder]: At program point L148(lines 148 154) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,053 INFO L853 garLoopResultBuilder]: At program point L148-1(lines 148 154) the Hoare annotation is: false [2021-08-26 08:42:27,053 INFO L853 garLoopResultBuilder]: At program point L148-2(lines 148 154) the Hoare annotation is: false [2021-08-26 08:42:27,053 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 303) no Hoare annotation was computed. [2021-08-26 08:42:27,053 INFO L853 garLoopResultBuilder]: At program point L297-1(lines 297 303) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,053 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-08-26 08:42:27,053 INFO L853 garLoopResultBuilder]: At program point L793(lines 789 795) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~6 ~systemActive~0)) [2021-08-26 08:42:27,053 INFO L853 garLoopResultBuilder]: At program point L745-2(lines 745 759) the Hoare annotation is: false [2021-08-26 08:42:27,057 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:42:27,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:42:27 BoogieIcfgContainer [2021-08-26 08:42:27,087 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:42:27,089 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:42:27,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:42:27,090 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:42:27,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:42:25" (3/4) ... [2021-08-26 08:42:27,093 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:42:27,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:42:27,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:42:27,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:42:27,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:42:27,112 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:42:27,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:42:27,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:42:27,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive [2021-08-26 08:42:27,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,137 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,137 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,139 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:42:27,180 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:42:27,181 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:42:27,183 INFO L168 Benchmark]: Toolchain (without parser) took 3065.88 ms. Allocated memory was 56.6 MB in the beginning and 83.9 MB in the end (delta: 27.3 MB). Free memory was 34.6 MB in the beginning and 36.7 MB in the end (delta: -2.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. [2021-08-26 08:42:27,183 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 56.6 MB. Free memory was 38.6 MB in the beginning and 38.5 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:42:27,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.80 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.4 MB in the beginning and 46.0 MB in the end (delta: -11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:42:27,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.82 ms. Allocated memory is still 69.2 MB. Free memory was 45.8 MB in the beginning and 43.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:42:27,184 INFO L168 Benchmark]: Boogie Preprocessor took 57.35 ms. Allocated memory is still 69.2 MB. Free memory was 43.0 MB in the beginning and 41.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:42:27,184 INFO L168 Benchmark]: RCFGBuilder took 762.50 ms. Allocated memory is still 69.2 MB. Free memory was 41.0 MB in the beginning and 45.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:42:27,185 INFO L168 Benchmark]: TraceAbstraction took 1550.60 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 44.6 MB in the beginning and 43.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:42:27,185 INFO L168 Benchmark]: Witness Printer took 91.71 ms. Allocated memory is still 83.9 MB. Free memory was 42.3 MB in the beginning and 36.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:42:27,186 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 56.6 MB. Free memory was 38.6 MB in the beginning and 38.5 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 514.80 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.4 MB in the beginning and 46.0 MB in the end (delta: -11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.82 ms. Allocated memory is still 69.2 MB. Free memory was 45.8 MB in the beginning and 43.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.35 ms. Allocated memory is still 69.2 MB. Free memory was 43.0 MB in the beginning and 41.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 762.50 ms. Allocated memory is still 69.2 MB. Free memory was 41.0 MB in the beginning and 45.4 MB in the end (delta: -4.3 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1550.60 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 44.6 MB in the beginning and 43.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 16.1 GB. * Witness Printer took 91.71 ms. Allocated memory is still 83.9 MB. Free memory was 42.3 MB in the beginning and 36.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 271]: 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 1 procedures, 69 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1481.0ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 10.7ms, AutomataDifference: 340.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 336.2ms, InitialAbstractionConstructionTime: 10.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 284 SDtfs, 355 SDslu, 235 SDs, 0 SdLazy, 58 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 135.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 92.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 38.2ms AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1130 FormulaSimplificationTreeSizeReduction, 121.5ms HoareSimplificationTime, 30 FomulaSimplificationsInter, 408 FormulaSimplificationTreeSizeReductionInter, 203.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 32.3ms SsaConstructionTime, 207.0ms SatisfiabilityAnalysisTime, 346.7ms InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive RESULT: Ultimate proved your program to be correct! [2021-08-26 08:42:27,229 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...