./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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_product30.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d0026e76f5b8e958e588041cb7bf523794c6674 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:24:17,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:17,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:17,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:17,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:17,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:17,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:17,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:17,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:17,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:17,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:17,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:17,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:17,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:17,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:17,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:17,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:17,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:17,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:17,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:17,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:17,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:17,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:17,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:17,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:17,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:17,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:17,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:17,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:17,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:17,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:17,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:17,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:17,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:17,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:17,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:17,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:17,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:17,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:17,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:17,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:17,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:17,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:17,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:17,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:17,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:17,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:17,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:17,708 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:17,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:17,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:17,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:17,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:17,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:17,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:17,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:17,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:17,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:17,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:17,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:17,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:17,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:17,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:17,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:17,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:17,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:17,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:17,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:17,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:17,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:17,715 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:17,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> 1d0026e76f5b8e958e588041cb7bf523794c6674 [2019-11-28 17:24:18,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:18,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:18,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:18,054 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:18,056 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:18,056 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-11-28 17:24:18,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836275390/6e2f672350db4d03bc336cd264ec9164/FLAG7b7716fd7 [2019-11-28 17:24:18,609 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:24:18,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2019-11-28 17:24:18,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836275390/6e2f672350db4d03bc336cd264ec9164/FLAG7b7716fd7 [2019-11-28 17:24:18,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836275390/6e2f672350db4d03bc336cd264ec9164 [2019-11-28 17:24:18,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:24:18,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:24:18,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:18,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:24:18,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:24:18,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:18" (1/1) ... [2019-11-28 17:24:18,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@564c4a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:18, skipping insertion in model container [2019-11-28 17:24:18,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:18" (1/1) ... [2019-11-28 17:24:18,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:24:19,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:24:19,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:19,439 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:24:19,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:19,632 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:24:19,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19 WrapperNode [2019-11-28 17:24:19,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:19,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:19,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:24:19,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:24:19,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:19,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:24:19,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:24:19,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:24:19,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... [2019-11-28 17:24:19,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:24:19,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:24:19,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:24:19,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:24:19,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:24:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:24:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:24:19,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:24:20,724 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:24:20,725 INFO L287 CfgBuilder]: Removed 158 assume(true) statements. [2019-11-28 17:24:20,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:20 BoogieIcfgContainer [2019-11-28 17:24:20,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:24:20,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:24:20,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:24:20,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:24:20,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:18" (1/3) ... [2019-11-28 17:24:20,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@723268c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:20, skipping insertion in model container [2019-11-28 17:24:20,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:19" (2/3) ... [2019-11-28 17:24:20,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@723268c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:20, skipping insertion in model container [2019-11-28 17:24:20,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:20" (3/3) ... [2019-11-28 17:24:20,740 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2019-11-28 17:24:20,750 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:24:20,759 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:24:20,771 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:24:20,797 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:24:20,798 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:24:20,798 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:24:20,798 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:24:20,799 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:24:20,799 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:24:20,799 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:24:20,800 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:24:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-11-28 17:24:20,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:24:20,826 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:20,827 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:20,828 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:20,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:20,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2019-11-28 17:24:20,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:20,841 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987786307] [2019-11-28 17:24:20,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:21,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:21,130 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987786307] [2019-11-28 17:24:21,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:21,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:21,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101499495] [2019-11-28 17:24:21,137 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:21,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:21,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:21,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:21,154 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-11-28 17:24:21,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:21,198 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-11-28 17:24:21,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:21,200 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:21,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:21,218 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:21,218 INFO L226 Difference]: Without dead ends: 101 [2019-11-28 17:24:21,222 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:21,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-11-28 17:24:21,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-11-28 17:24:21,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-11-28 17:24:21,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-11-28 17:24:21,268 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-11-28 17:24:21,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,269 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-11-28 17:24:21,269 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:21,269 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-11-28 17:24:21,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:21,272 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:21,272 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:21,273 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:21,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:21,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2019-11-28 17:24:21,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:21,274 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286157072] [2019-11-28 17:24:21,275 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:21,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:21,388 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286157072] [2019-11-28 17:24:21,389 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:21,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:21,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988069225] [2019-11-28 17:24:21,393 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:21,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:21,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:21,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:21,394 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-11-28 17:24:21,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:21,422 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-11-28 17:24:21,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:21,423 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:21,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:21,426 INFO L225 Difference]: With dead ends: 101 [2019-11-28 17:24:21,427 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:21,430 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:21,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:21,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:21,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-11-28 17:24:21,444 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-11-28 17:24:21,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,445 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-11-28 17:24:21,445 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-11-28 17:24:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:21,447 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:21,447 INFO L410 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] [2019-11-28 17:24:21,448 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:21,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:21,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2019-11-28 17:24:21,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:21,449 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186758328] [2019-11-28 17:24:21,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:21,580 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186758328] [2019-11-28 17:24:21,580 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:21,580 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:24:21,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391825951] [2019-11-28 17:24:21,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:21,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:21,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:21,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:21,582 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 5 states. [2019-11-28 17:24:21,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:21,658 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-11-28 17:24:21,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:21,659 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-28 17:24:21,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:21,660 INFO L225 Difference]: With dead ends: 80 [2019-11-28 17:24:21,661 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:21,661 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:24:21,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:21,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-11-28 17:24:21,669 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-11-28 17:24:21,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,670 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-11-28 17:24:21,670 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-11-28 17:24:21,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:24:21,672 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:21,672 INFO L410 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] [2019-11-28 17:24:21,672 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:21,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:21,673 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2019-11-28 17:24:21,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:21,674 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543041753] [2019-11-28 17:24:21,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:21,748 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543041753] [2019-11-28 17:24:21,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:21,748 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:21,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380026837] [2019-11-28 17:24:21,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:21,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:21,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:21,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:21,750 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-11-28 17:24:21,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:21,901 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-11-28 17:24:21,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:21,902 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:24:21,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:21,904 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:21,904 INFO L226 Difference]: Without dead ends: 167 [2019-11-28 17:24:21,905 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:24:21,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-11-28 17:24:21,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-11-28 17:24:21,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-11-28 17:24:21,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-11-28 17:24:21,927 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-11-28 17:24:21,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:21,928 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-11-28 17:24:21,928 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-28 17:24:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 17:24:21,934 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:21,934 INFO L410 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, 1] [2019-11-28 17:24:21,935 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:21,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:21,935 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2019-11-28 17:24:21,936 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:21,936 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997852216] [2019-11-28 17:24:21,936 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:22,095 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997852216] [2019-11-28 17:24:22,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:22,096 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:22,096 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955802224] [2019-11-28 17:24:22,096 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:22,097 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:22,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:22,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:22,097 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-11-28 17:24:22,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:22,160 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-11-28 17:24:22,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:22,161 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 17:24:22,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:22,161 INFO L225 Difference]: With dead ends: 174 [2019-11-28 17:24:22,161 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:22,163 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:24:22,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:22,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:22,164 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 17:24:22,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:22,164 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:22,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:22,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:22,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:22,462 INFO L246 CegarLoopResult]: For program point L894(lines 894 898) no Hoare annotation was computed. [2019-11-28 17:24:22,462 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-11-28 17:24:22,462 INFO L246 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2019-11-28 17:24:22,462 INFO L246 CegarLoopResult]: For program point L696-1(lines 696 704) no Hoare annotation was computed. [2019-11-28 17:24:22,463 INFO L246 CegarLoopResult]: For program point L696-2(lines 696 704) no Hoare annotation was computed. [2019-11-28 17:24:22,463 INFO L246 CegarLoopResult]: For program point L696-3(lines 696 704) no Hoare annotation was computed. [2019-11-28 17:24:22,463 INFO L246 CegarLoopResult]: For program point L696-4(lines 696 704) no Hoare annotation was computed. [2019-11-28 17:24:22,463 INFO L246 CegarLoopResult]: For program point L696-5(lines 696 704) no Hoare annotation was computed. [2019-11-28 17:24:22,463 INFO L242 CegarLoopResult]: At program point L532(lines 1 947) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:24:22,464 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:24:22,464 INFO L246 CegarLoopResult]: For program point L930(lines 930 934) no Hoare annotation was computed. [2019-11-28 17:24:22,464 INFO L242 CegarLoopResult]: At program point L930-2(lines 660 666) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,464 INFO L246 CegarLoopResult]: For program point L864(lines 864 877) no Hoare annotation was computed. [2019-11-28 17:24:22,465 INFO L242 CegarLoopResult]: At program point L864-1(lines 1 947) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,465 INFO L246 CegarLoopResult]: For program point L864-2(lines 864 877) no Hoare annotation was computed. [2019-11-28 17:24:22,465 INFO L242 CegarLoopResult]: At program point L864-3(lines 1 947) the Hoare annotation is: false [2019-11-28 17:24:22,465 INFO L246 CegarLoopResult]: For program point L864-4(lines 864 877) no Hoare annotation was computed. [2019-11-28 17:24:22,465 INFO L242 CegarLoopResult]: At program point L864-5(lines 1 947) the Hoare annotation is: false [2019-11-28 17:24:22,465 INFO L242 CegarLoopResult]: At program point L667(lines 667 673) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,466 INFO L242 CegarLoopResult]: At program point L634(lines 629 637) the Hoare annotation is: false [2019-11-28 17:24:22,466 INFO L242 CegarLoopResult]: At program point L667-1(lines 667 673) the Hoare annotation is: false [2019-11-28 17:24:22,466 INFO L242 CegarLoopResult]: At program point L634-1(lines 629 637) the Hoare annotation is: false [2019-11-28 17:24:22,466 INFO L242 CegarLoopResult]: At program point L667-2(lines 667 673) the Hoare annotation is: false [2019-11-28 17:24:22,466 INFO L246 CegarLoopResult]: For program point L568(lines 568 572) no Hoare annotation was computed. [2019-11-28 17:24:22,467 INFO L242 CegarLoopResult]: At program point L634-2(lines 629 637) the Hoare annotation is: false [2019-11-28 17:24:22,467 INFO L242 CegarLoopResult]: At program point L634-3(lines 629 637) the Hoare annotation is: false [2019-11-28 17:24:22,467 INFO L242 CegarLoopResult]: At program point L634-4(lines 629 637) the Hoare annotation is: false [2019-11-28 17:24:22,467 INFO L242 CegarLoopResult]: At program point L634-5(lines 629 637) the Hoare annotation is: false [2019-11-28 17:24:22,467 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-11-28 17:24:22,467 INFO L246 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2019-11-28 17:24:22,468 INFO L246 CegarLoopResult]: For program point L868-2(lines 868 874) no Hoare annotation was computed. [2019-11-28 17:24:22,468 INFO L246 CegarLoopResult]: For program point L868-4(lines 868 874) no Hoare annotation was computed. [2019-11-28 17:24:22,468 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-11-28 17:24:22,468 INFO L246 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-11-28 17:24:22,468 INFO L242 CegarLoopResult]: At program point L902-1(lines 902 908) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,469 INFO L246 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,469 INFO L246 CegarLoopResult]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,469 INFO L246 CegarLoopResult]: For program point L837-3(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,469 INFO L246 CegarLoopResult]: For program point L837-5(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,469 INFO L246 CegarLoopResult]: For program point L837-6(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,469 INFO L246 CegarLoopResult]: For program point L837-8(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,470 INFO L242 CegarLoopResult]: At program point L540(lines 535 543) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:24:22,470 INFO L246 CegarLoopResult]: For program point L837-9(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,470 INFO L246 CegarLoopResult]: For program point L837-11(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,470 INFO L246 CegarLoopResult]: For program point L837-12(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,470 INFO L246 CegarLoopResult]: For program point L837-14(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,470 INFO L246 CegarLoopResult]: For program point L837-15(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,471 INFO L246 CegarLoopResult]: For program point L837-17(lines 837 841) no Hoare annotation was computed. [2019-11-28 17:24:22,471 INFO L242 CegarLoopResult]: At program point L940(lines 891 941) the Hoare annotation is: false [2019-11-28 17:24:22,471 INFO L246 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2019-11-28 17:24:22,471 INFO L246 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2019-11-28 17:24:22,471 INFO L246 CegarLoopResult]: For program point L643-2(line 643) no Hoare annotation was computed. [2019-11-28 17:24:22,472 INFO L242 CegarLoopResult]: At program point L843(lines 828 846) the Hoare annotation is: false [2019-11-28 17:24:22,472 INFO L242 CegarLoopResult]: At program point L843-1(lines 828 846) the Hoare annotation is: false [2019-11-28 17:24:22,472 INFO L242 CegarLoopResult]: At program point L843-2(lines 828 846) the Hoare annotation is: false [2019-11-28 17:24:22,472 INFO L242 CegarLoopResult]: At program point L843-3(lines 828 846) the Hoare annotation is: false [2019-11-28 17:24:22,472 INFO L242 CegarLoopResult]: At program point L843-4(lines 828 846) the Hoare annotation is: false [2019-11-28 17:24:22,472 INFO L242 CegarLoopResult]: At program point L843-5(lines 828 846) the Hoare annotation is: false [2019-11-28 17:24:22,473 INFO L246 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2019-11-28 17:24:22,473 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-11-28 17:24:22,473 INFO L242 CegarLoopResult]: At program point L779(lines 772 782) the Hoare annotation is: false [2019-11-28 17:24:22,473 INFO L242 CegarLoopResult]: At program point L779-1(lines 772 782) the Hoare annotation is: false [2019-11-28 17:24:22,473 INFO L242 CegarLoopResult]: At program point L779-2(lines 772 782) the Hoare annotation is: false [2019-11-28 17:24:22,473 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:22,474 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-28 17:24:22,474 INFO L246 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2019-11-28 17:24:22,474 INFO L242 CegarLoopResult]: At program point L912-1(lines 912 918) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,474 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-28 17:24:22,474 INFO L246 CegarLoopResult]: For program point L56-1(lines 660 666) no Hoare annotation was computed. [2019-11-28 17:24:22,474 INFO L246 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:22,475 INFO L246 CegarLoopResult]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:22,475 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:22,475 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:22,475 INFO L246 CegarLoopResult]: For program point L556(lines 556 560) no Hoare annotation was computed. [2019-11-28 17:24:22,475 INFO L246 CegarLoopResult]: For program point L556-3(lines 556 560) no Hoare annotation was computed. [2019-11-28 17:24:22,475 INFO L246 CegarLoopResult]: For program point L556-6(lines 556 560) no Hoare annotation was computed. [2019-11-28 17:24:22,476 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:22,476 INFO L242 CegarLoopResult]: At program point L788(lines 783 791) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,476 INFO L242 CegarLoopResult]: At program point L788-1(lines 783 791) the Hoare annotation is: false [2019-11-28 17:24:22,476 INFO L246 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:22,476 INFO L242 CegarLoopResult]: At program point L788-2(lines 783 791) the Hoare annotation is: false [2019-11-28 17:24:22,476 INFO L246 CegarLoopResult]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:22,477 INFO L246 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:22,477 INFO L246 CegarLoopResult]: For program point L922(lines 922 935) no Hoare annotation was computed. [2019-11-28 17:24:22,477 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-28 17:24:22,477 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-11-28 17:24:22,477 INFO L246 CegarLoopResult]: For program point L692(lines 692 709) no Hoare annotation was computed. [2019-11-28 17:24:22,477 INFO L246 CegarLoopResult]: For program point L692-1(lines 692 709) no Hoare annotation was computed. [2019-11-28 17:24:22,478 INFO L246 CegarLoopResult]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2019-11-28 17:24:22,478 INFO L242 CegarLoopResult]: At program point L593(lines 588 596) the Hoare annotation is: false [2019-11-28 17:24:22,478 INFO L246 CegarLoopResult]: For program point L692-3(lines 692 709) no Hoare annotation was computed. [2019-11-28 17:24:22,478 INFO L242 CegarLoopResult]: At program point L593-1(lines 588 596) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,478 INFO L246 CegarLoopResult]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2019-11-28 17:24:22,478 INFO L242 CegarLoopResult]: At program point L593-2(lines 588 596) the Hoare annotation is: false [2019-11-28 17:24:22,479 INFO L246 CegarLoopResult]: For program point L692-5(lines 692 709) no Hoare annotation was computed. [2019-11-28 17:24:22,479 INFO L242 CegarLoopResult]: At program point L593-3(lines 588 596) the Hoare annotation is: false [2019-11-28 17:24:22,479 INFO L242 CegarLoopResult]: At program point L593-4(lines 588 596) the Hoare annotation is: false [2019-11-28 17:24:22,479 INFO L242 CegarLoopResult]: At program point L593-5(lines 588 596) the Hoare annotation is: false [2019-11-28 17:24:22,479 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:22,479 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-11-28 17:24:22,480 INFO L242 CegarLoopResult]: At program point L660(lines 659 678) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:22,480 INFO L246 CegarLoopResult]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2019-11-28 17:24:22,480 INFO L242 CegarLoopResult]: At program point L660-2(lines 659 678) the Hoare annotation is: false [2019-11-28 17:24:22,480 INFO L242 CegarLoopResult]: At program point L660-3(lines 659 678) the Hoare annotation is: false [2019-11-28 17:24:22,480 INFO L246 CegarLoopResult]: For program point L893(lines 892 939) no Hoare annotation was computed. [2019-11-28 17:24:22,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:22 BoogieIcfgContainer [2019-11-28 17:24:22,506 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:22,506 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:22,506 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:22,506 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:22,507 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:20" (3/4) ... [2019-11-28 17:24:22,511 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:22,540 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:22,542 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:22,543 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:22,544 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:22,545 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:22,546 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:22,547 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:22,580 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:24:22,580 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:24:22,580 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,581 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,581 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,582 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,582 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,583 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,584 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,585 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter [2019-11-28 17:24:22,671 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:22,672 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:22,674 INFO L168 Benchmark]: Toolchain (without parser) took 3695.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 956.3 MB in the beginning and 903.6 MB in the end (delta: 52.7 MB). Peak memory consumption was 202.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,674 INFO L168 Benchmark]: CDTParser took 0.76 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:24:22,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,675 INFO L168 Benchmark]: Boogie Preprocessor took 65.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:24:22,676 INFO L168 Benchmark]: RCFGBuilder took 946.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,676 INFO L168 Benchmark]: TraceAbstraction took 1778.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.8 MB in the end (delta: 138.1 MB). Peak memory consumption was 138.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,677 INFO L168 Benchmark]: Witness Printer took 165.66 ms. Allocated memory is still 1.2 GB. Free memory was 916.8 MB in the beginning and 903.6 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:22,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 654.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 946.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1778.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.8 MB in the end (delta: 138.1 MB). Peak memory consumption was 138.1 MB. Max. memory is 11.5 GB. * Witness Printer took 165.66 ms. Allocated memory is still 1.2 GB. Free memory was 916.8 MB in the beginning and 903.6 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: ((((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 410 SDtfs, 517 SDslu, 336 SDs, 0 SdLazy, 61 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 213 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1978 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4325 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...