./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.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_spec5_product09.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 940a6c0753395d96116ae06c1efb8d37a63bc3d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:44:45,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:44:45,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:44:45,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:44:45,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:44:45,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:44:45,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:44:45,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:44:45,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:44:45,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:44:45,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:44:45,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:44:45,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:44:45,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:44:45,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:44:45,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:44:45,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:44:45,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:44:45,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:44:45,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:44:45,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:44:45,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:44:45,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:44:45,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:44:45,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:44:45,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:44:45,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:44:45,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:44:45,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:44:45,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:44:45,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:44:45,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:44:45,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:44:45,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:44:45,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:44:45,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:44:45,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:44:45,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:44:45,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:44:45,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:44:45,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:44:45,752 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:44:45,803 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:44:45,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:44:45,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:44:45,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:44:45,810 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:44:45,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:44:45,811 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:44:45,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:44:45,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:44:45,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:44:45,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:44:45,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:44:45,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:44:45,812 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:44:45,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:44:45,813 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:44:45,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:44:45,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:44:45,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:44:45,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:44:45,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:44:45,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:44:45,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:44:45,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:44:45,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:44:45,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:44:45,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:44:45,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:44:45,817 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:44:45,818 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(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 -> 940a6c0753395d96116ae06c1efb8d37a63bc3d5 [2020-10-20 01:44:46,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:44:46,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:44:46,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:44:46,067 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:44:46,072 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:44:46,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2020-10-20 01:44:46,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2de84aa57/f1c501cd7a0d4837b042e3af5f0d94f1/FLAGb5d2270f6 [2020-10-20 01:44:46,693 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:44:46,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product09.cil.c [2020-10-20 01:44:46,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2de84aa57/f1c501cd7a0d4837b042e3af5f0d94f1/FLAGb5d2270f6 [2020-10-20 01:44:47,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2de84aa57/f1c501cd7a0d4837b042e3af5f0d94f1 [2020-10-20 01:44:47,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:44:47,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:44:47,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:44:47,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:44:47,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:44:47,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31235a15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47, skipping insertion in model container [2020-10-20 01:44:47,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:44:47,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:44:47,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:44:47,555 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:44:47,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:44:47,653 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:44:47,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47 WrapperNode [2020-10-20 01:44:47,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:44:47,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:44:47,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:44:47,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:44:47,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:44:47,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:44:47,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:44:47,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:44:47,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (1/1) ... [2020-10-20 01:44:47,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:44:47,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:44:47,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:44:47,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:44:47,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (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 [2020-10-20 01:44:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:44:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:44:47,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:44:47,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:44:48,650 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:44:48,651 INFO L298 CfgBuilder]: Removed 86 assume(true) statements. [2020-10-20 01:44:48,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:44:48 BoogieIcfgContainer [2020-10-20 01:44:48,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:44:48,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:44:48,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:44:48,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:44:48,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:44:47" (1/3) ... [2020-10-20 01:44:48,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30c1b062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:44:48, skipping insertion in model container [2020-10-20 01:44:48,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:44:47" (2/3) ... [2020-10-20 01:44:48,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30c1b062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:44:48, skipping insertion in model container [2020-10-20 01:44:48,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:44:48" (3/3) ... [2020-10-20 01:44:48,662 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2020-10-20 01:44:48,673 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:44:48,681 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:44:48,695 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:44:48,721 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:44:48,721 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:44:48,721 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:44:48,721 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:44:48,722 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:44:48,722 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:44:48,723 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:44:48,723 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:44:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2020-10-20 01:44:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:44:48,744 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:44:48,745 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:44:48,745 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:44:48,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:44:48,751 INFO L82 PathProgramCache]: Analyzing trace with hash 559818477, now seen corresponding path program 1 times [2020-10-20 01:44:48,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:44:48,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686385030] [2020-10-20 01:44:48,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:44:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:44:49,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:44:49,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686385030] [2020-10-20 01:44:49,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:44:49,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:44:49,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600398230] [2020-10-20 01:44:49,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:44:49,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:44:49,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:44:49,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:44:49,066 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2020-10-20 01:44:49,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:44:49,094 INFO L93 Difference]: Finished difference Result 128 states and 187 transitions. [2020-10-20 01:44:49,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:44:49,095 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-10-20 01:44:49,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:44:49,107 INFO L225 Difference]: With dead ends: 128 [2020-10-20 01:44:49,107 INFO L226 Difference]: Without dead ends: 62 [2020-10-20 01:44:49,111 INFO L677 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 [2020-10-20 01:44:49,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-20 01:44:49,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2020-10-20 01:44:49,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-10-20 01:44:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2020-10-20 01:44:49,153 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 19 [2020-10-20 01:44:49,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:44:49,153 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2020-10-20 01:44:49,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:44:49,154 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2020-10-20 01:44:49,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 01:44:49,155 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:44:49,155 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:44:49,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:44:49,155 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:44:49,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:44:49,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1929129266, now seen corresponding path program 1 times [2020-10-20 01:44:49,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:44:49,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548209323] [2020-10-20 01:44:49,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:44:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:44:49,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:44:49,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548209323] [2020-10-20 01:44:49,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:44:49,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:44:49,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076182664] [2020-10-20 01:44:49,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:44:49,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:44:49,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:44:49,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:44:49,286 INFO L87 Difference]: Start difference. First operand 62 states and 84 transitions. Second operand 3 states. [2020-10-20 01:44:49,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:44:49,300 INFO L93 Difference]: Finished difference Result 62 states and 84 transitions. [2020-10-20 01:44:49,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:44:49,302 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-20 01:44:49,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:44:49,303 INFO L225 Difference]: With dead ends: 62 [2020-10-20 01:44:49,303 INFO L226 Difference]: Without dead ends: 31 [2020-10-20 01:44:49,304 INFO L677 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 [2020-10-20 01:44:49,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-20 01:44:49,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-10-20 01:44:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-20 01:44:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2020-10-20 01:44:49,310 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 20 [2020-10-20 01:44:49,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:44:49,310 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2020-10-20 01:44:49,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:44:49,311 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2020-10-20 01:44:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:44:49,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:44:49,312 INFO L422 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, 1] [2020-10-20 01:44:49,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:44:49,312 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:44:49,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:44:49,313 INFO L82 PathProgramCache]: Analyzing trace with hash 376450427, now seen corresponding path program 1 times [2020-10-20 01:44:49,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:44:49,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556640664] [2020-10-20 01:44:49,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:44:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:44:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:44:49,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556640664] [2020-10-20 01:44:49,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:44:49,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:44:49,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969851725] [2020-10-20 01:44:49,459 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:44:49,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:44:49,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:44:49,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:44:49,460 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2020-10-20 01:44:49,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:44:49,520 INFO L93 Difference]: Finished difference Result 79 states and 114 transitions. [2020-10-20 01:44:49,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:44:49,521 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-20 01:44:49,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:44:49,521 INFO L225 Difference]: With dead ends: 79 [2020-10-20 01:44:49,521 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:44:49,522 INFO L677 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 [2020-10-20 01:44:49,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:44:49,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:44:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:44:49,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:44:49,523 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2020-10-20 01:44:49,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:44:49,524 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:44:49,524 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:44:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:44:49,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:44:49,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:44:49,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:44:49,660 INFO L270 CegarLoopResult]: At program point L349-2(lines 349 363) the Hoare annotation is: false [2020-10-20 01:44:49,660 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:44:49,660 INFO L274 CegarLoopResult]: For program point L333(line 333) no Hoare annotation was computed. [2020-10-20 01:44:49,660 INFO L274 CegarLoopResult]: For program point L333-1(line 333) no Hoare annotation was computed. [2020-10-20 01:44:49,661 INFO L274 CegarLoopResult]: For program point L333-2(line 333) no Hoare annotation was computed. [2020-10-20 01:44:49,661 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:44:49,661 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:44:49,661 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:44:49,661 INFO L274 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-10-20 01:44:49,662 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:44:49,662 INFO L274 CegarLoopResult]: For program point L284(lines 284 290) no Hoare annotation was computed. [2020-10-20 01:44:49,662 INFO L270 CegarLoopResult]: At program point L284-1(lines 284 290) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,662 INFO L270 CegarLoopResult]: At program point L152(lines 152 158) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,663 INFO L270 CegarLoopResult]: At program point L152-1(lines 152 158) the Hoare annotation is: false [2020-10-20 01:44:49,663 INFO L270 CegarLoopResult]: At program point L152-2(lines 152 158) the Hoare annotation is: false [2020-10-20 01:44:49,663 INFO L270 CegarLoopResult]: At program point L846(lines 841 848) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-20 01:44:49,663 INFO L274 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-10-20 01:44:49,663 INFO L274 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-10-20 01:44:49,664 INFO L277 CegarLoopResult]: At program point L434(lines 415 437) the Hoare annotation is: true [2020-10-20 01:44:49,664 INFO L274 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2020-10-20 01:44:49,664 INFO L274 CegarLoopResult]: For program point L353(lines 353 357) no Hoare annotation was computed. [2020-10-20 01:44:49,664 INFO L270 CegarLoopResult]: At program point L320(lines 273 321) the Hoare annotation is: false [2020-10-20 01:44:49,665 INFO L274 CegarLoopResult]: For program point L353-1(lines 353 357) no Hoare annotation was computed. [2020-10-20 01:44:49,665 INFO L274 CegarLoopResult]: For program point L304(lines 304 315) no Hoare annotation was computed. [2020-10-20 01:44:49,665 INFO L270 CegarLoopResult]: At program point L222(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,665 INFO L270 CegarLoopResult]: At program point L222-1(lines 217 225) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,666 INFO L270 CegarLoopResult]: At program point L222-2(lines 217 225) the Hoare annotation is: false [2020-10-20 01:44:49,666 INFO L270 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,666 INFO L270 CegarLoopResult]: At program point L222-3(lines 217 225) the Hoare annotation is: false [2020-10-20 01:44:49,666 INFO L270 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2020-10-20 01:44:49,666 INFO L270 CegarLoopResult]: At program point L222-4(lines 217 225) the Hoare annotation is: false [2020-10-20 01:44:49,667 INFO L270 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2020-10-20 01:44:49,667 INFO L270 CegarLoopResult]: At program point L222-5(lines 217 225) the Hoare annotation is: false [2020-10-20 01:44:49,667 INFO L274 CegarLoopResult]: For program point L867(lines 867 884) no Hoare annotation was computed. [2020-10-20 01:44:49,667 INFO L270 CegarLoopResult]: At program point L867-1(lines 1 887) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,667 INFO L274 CegarLoopResult]: For program point L867-2(lines 867 884) no Hoare annotation was computed. [2020-10-20 01:44:49,668 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:44:49,668 INFO L270 CegarLoopResult]: At program point L867-3(lines 1 887) the Hoare annotation is: false [2020-10-20 01:44:49,668 INFO L274 CegarLoopResult]: For program point L867-4(lines 867 884) no Hoare annotation was computed. [2020-10-20 01:44:49,668 INFO L270 CegarLoopResult]: At program point L867-5(lines 1 887) the Hoare annotation is: false [2020-10-20 01:44:49,669 INFO L270 CegarLoopResult]: At program point L835(lines 830 838) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-20 01:44:49,669 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:44:49,669 INFO L274 CegarLoopResult]: For program point L275(lines 274 319) no Hoare annotation was computed. [2020-10-20 01:44:49,669 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:44:49,669 INFO L274 CegarLoopResult]: For program point L276(lines 276 280) no Hoare annotation was computed. [2020-10-20 01:44:49,670 INFO L274 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-10-20 01:44:49,670 INFO L274 CegarLoopResult]: For program point L425(lines 425 432) no Hoare annotation was computed. [2020-10-20 01:44:49,670 INFO L277 CegarLoopResult]: At program point L425-1(lines 425 432) the Hoare annotation is: true [2020-10-20 01:44:49,670 INFO L274 CegarLoopResult]: For program point L871(lines 871 881) no Hoare annotation was computed. [2020-10-20 01:44:49,670 INFO L274 CegarLoopResult]: For program point L871-2(lines 871 881) no Hoare annotation was computed. [2020-10-20 01:44:49,671 INFO L274 CegarLoopResult]: For program point L871-4(lines 871 881) no Hoare annotation was computed. [2020-10-20 01:44:49,671 INFO L274 CegarLoopResult]: For program point L310(lines 310 314) no Hoare annotation was computed. [2020-10-20 01:44:49,671 INFO L274 CegarLoopResult]: For program point L310-2(lines 304 315) no Hoare annotation was computed. [2020-10-20 01:44:49,671 INFO L270 CegarLoopResult]: At program point L145(lines 141 163) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,671 INFO L270 CegarLoopResult]: At program point L145-1(lines 141 163) the Hoare annotation is: false [2020-10-20 01:44:49,672 INFO L270 CegarLoopResult]: At program point L145-2(lines 141 163) the Hoare annotation is: false [2020-10-20 01:44:49,672 INFO L274 CegarLoopResult]: For program point L872(lines 872 878) no Hoare annotation was computed. [2020-10-20 01:44:49,672 INFO L274 CegarLoopResult]: For program point L294(lines 294 300) no Hoare annotation was computed. [2020-10-20 01:44:49,672 INFO L274 CegarLoopResult]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2020-10-20 01:44:49,673 INFO L270 CegarLoopResult]: At program point L294-1(lines 294 300) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,673 INFO L274 CegarLoopResult]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2020-10-20 01:44:49,673 INFO L270 CegarLoopResult]: At program point L856(lines 145 151) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:44:49,673 INFO L270 CegarLoopResult]: At program point L856-1(lines 145 151) the Hoare annotation is: false [2020-10-20 01:44:49,673 INFO L270 CegarLoopResult]: At program point L856-2(lines 145 151) the Hoare annotation is: false [2020-10-20 01:44:49,674 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:44:49,674 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:44:49,674 INFO L274 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-10-20 01:44:49,674 INFO L270 CegarLoopResult]: At program point L397(lines 393 399) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-20 01:44:49,675 INFO L270 CegarLoopResult]: At program point L827(lines 1 887) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-20 01:44:49,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:44:49 BoogieIcfgContainer [2020-10-20 01:44:49,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:44:49,695 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:44:49,696 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:44:49,696 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:44:49,697 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:44:48" (3/4) ... [2020-10-20 01:44:49,700 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:44:49,716 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:44:49,717 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:44:49,717 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:44:49,718 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:44:49,719 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:44:49,719 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:44:49,720 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:44:49,752 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:44:49,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:44:49,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:44:49,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:44:49,754 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:44:49,755 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:44:49,812 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:44:49,813 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:44:49,816 INFO L168 Benchmark]: Toolchain (without parser) took 2788.11 ms. Allocated memory was 41.9 MB in the beginning and 55.1 MB in the end (delta: 13.1 MB). Free memory was 21.4 MB in the beginning and 11.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,816 INFO L168 Benchmark]: CDTParser took 1.12 ms. Allocated memory is still 31.5 MB. Free memory was 7.7 MB in the beginning and 7.6 MB in the end (delta: 45.8 kB). Peak memory consumption was 45.8 kB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.52 ms. Allocated memory was 41.9 MB in the beginning and 45.1 MB in the end (delta: 3.1 MB). Free memory was 20.6 MB in the beginning and 11.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 12.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.87 ms. Allocated memory is still 45.1 MB. Free memory was 11.5 MB in the beginning and 28.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 1.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,819 INFO L168 Benchmark]: Boogie Preprocessor took 67.00 ms. Allocated memory is still 45.1 MB. Free memory was 28.1 MB in the beginning and 25.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,819 INFO L168 Benchmark]: RCFGBuilder took 837.48 ms. Allocated memory was 45.1 MB in the beginning and 48.2 MB in the end (delta: 3.1 MB). Free memory was 25.6 MB in the beginning and 19.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 19.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,820 INFO L168 Benchmark]: TraceAbstraction took 1041.00 ms. Allocated memory was 48.2 MB in the beginning and 55.1 MB in the end (delta: 6.8 MB). Free memory was 19.2 MB in the beginning and 19.4 MB in the end (delta: -188.7 kB). Peak memory consumption was 15.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,820 INFO L168 Benchmark]: Witness Printer took 117.78 ms. Allocated memory is still 55.1 MB. Free memory was 19.4 MB in the beginning and 11.6 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:44:49,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 ms. Allocated memory is still 31.5 MB. Free memory was 7.7 MB in the beginning and 7.6 MB in the end (delta: 45.8 kB). Peak memory consumption was 45.8 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 622.52 ms. Allocated memory was 41.9 MB in the beginning and 45.1 MB in the end (delta: 3.1 MB). Free memory was 20.6 MB in the beginning and 11.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 12.3 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 92.87 ms. Allocated memory is still 45.1 MB. Free memory was 11.5 MB in the beginning and 28.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 1.9 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 67.00 ms. Allocated memory is still 45.1 MB. Free memory was 28.1 MB in the beginning and 25.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. * RCFGBuilder took 837.48 ms. Allocated memory was 45.1 MB in the beginning and 48.2 MB in the end (delta: 3.1 MB). Free memory was 25.6 MB in the beginning and 19.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 19.7 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1041.00 ms. Allocated memory was 48.2 MB in the beginning and 55.1 MB in the end (delta: 6.8 MB). Free memory was 19.2 MB in the beginning and 19.4 MB in the end (delta: -188.7 kB). Peak memory consumption was 15.2 MB. Max. memory is 14.3 GB. * Witness Printer took 117.78 ms. Allocated memory is still 55.1 MB. Free memory was 19.4 MB in the beginning and 11.6 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 841]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 196 SDtfs, 95 SDslu, 75 SDs, 0 SdLazy, 18 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 52 NumberOfFragments, 111 HoareAnnotationTreeSize, 31 FomulaSimplifications, 128 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 2536 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...