./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer --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 76dc507b12cb3a2bccac05c4e284ee3cd573db6d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:59:01,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:59:01,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:59:01,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:59:01,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:59:01,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:59:01,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:59:01,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:59:01,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:59:01,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:59:01,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:59:01,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:59:01,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:59:01,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:59:01,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:59:01,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:59:01,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:59:01,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:59:01,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:59:01,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:59:01,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:59:01,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:59:01,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:59:01,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:59:01,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:59:01,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:59:01,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:59:01,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:59:01,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:59:01,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:59:01,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:59:01,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:59:01,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:59:01,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:59:01,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:59:01,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:59:01,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:59:01,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:59:01,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:59:01,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:59:01,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:59:01,779 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 05:59:01,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:59:01,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:59:01,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:59:01,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:59:01,814 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:59:01,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:59:01,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:59:01,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:59:01,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:59:01,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:59:01,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:59:01,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:59:01,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:59:01,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:59:01,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:59:01,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:59:01,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:59:01,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:59:01,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:59:01,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:59:01,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:59:01,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:59:01,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:59:01,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:59:01,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:59:01,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:59:01,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:59:01,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:59:01,821 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer 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 -> 76dc507b12cb3a2bccac05c4e284ee3cd573db6d [2019-11-20 05:59:01,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:59:01,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:59:01,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:59:01,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:59:01,980 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:59:01,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2019-11-20 05:59:02,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/data/e2cf05f77/e4c200c9264148ffb55a1502bf92d4e6/FLAGa309321ff [2019-11-20 05:59:02,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:59:02,468 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/sv-benchmarks/c/product-lines/minepump_spec1_product03.cil.c [2019-11-20 05:59:02,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/data/e2cf05f77/e4c200c9264148ffb55a1502bf92d4e6/FLAGa309321ff [2019-11-20 05:59:02,758 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/data/e2cf05f77/e4c200c9264148ffb55a1502bf92d4e6 [2019-11-20 05:59:02,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:59:02,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:59:02,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:59:02,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:59:02,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:59:02,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:59:02" (1/1) ... [2019-11-20 05:59:02,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c0f85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:02, skipping insertion in model container [2019-11-20 05:59:02,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:59:02" (1/1) ... [2019-11-20 05:59:02,774 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:59:02,823 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:59:03,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:59:03,220 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:59:03,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:59:03,321 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:59:03,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03 WrapperNode [2019-11-20 05:59:03,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:59:03,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:59:03,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:59:03,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:59:03,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:59:03,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:59:03,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:59:03,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:59:03,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... [2019-11-20 05:59:03,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:59:03,440 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:59:03,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:59:03,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:59:03,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/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 [2019-11-20 05:59:03,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:59:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:59:03,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:59:03,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:59:04,074 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:59:04,074 INFO L285 CfgBuilder]: Removed 70 assume(true) statements. [2019-11-20 05:59:04,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:04 BoogieIcfgContainer [2019-11-20 05:59:04,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:59:04,076 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:59:04,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:59:04,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:59:04,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:59:02" (1/3) ... [2019-11-20 05:59:04,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5937e1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:59:04, skipping insertion in model container [2019-11-20 05:59:04,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:59:03" (2/3) ... [2019-11-20 05:59:04,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5937e1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:59:04, skipping insertion in model container [2019-11-20 05:59:04,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:04" (3/3) ... [2019-11-20 05:59:04,083 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product03.cil.c [2019-11-20 05:59:04,092 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:59:04,098 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 05:59:04,105 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 05:59:04,127 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:59:04,127 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:59:04,127 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:59:04,127 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:59:04,127 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:59:04,128 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:59:04,128 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:59:04,128 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:59:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2019-11-20 05:59:04,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 05:59:04,147 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:59:04,147 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:59:04,148 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:59:04,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:59:04,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1256308090, now seen corresponding path program 1 times [2019-11-20 05:59:04,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:59:04,158 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705071109] [2019-11-20 05:59:04,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:59:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:59:04,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:59:04,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705071109] [2019-11-20 05:59:04,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:59:04,433 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:59:04,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121480600] [2019-11-20 05:59:04,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 05:59:04,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:59:04,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 05:59:04,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 05:59:04,454 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2019-11-20 05:59:04,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:59:04,489 INFO L93 Difference]: Finished difference Result 112 states and 167 transitions. [2019-11-20 05:59:04,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 05:59:04,490 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-20 05:59:04,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:59:04,501 INFO L225 Difference]: With dead ends: 112 [2019-11-20 05:59:04,501 INFO L226 Difference]: Without dead ends: 55 [2019-11-20 05:59:04,504 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 [2019-11-20 05:59:04,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-20 05:59:04,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2019-11-20 05:59:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-20 05:59:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 75 transitions. [2019-11-20 05:59:04,546 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 75 transitions. Word has length 16 [2019-11-20 05:59:04,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:59:04,547 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 75 transitions. [2019-11-20 05:59:04,547 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 05:59:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2019-11-20 05:59:04,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 05:59:04,548 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:59:04,548 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:59:04,548 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:59:04,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:59:04,549 INFO L82 PathProgramCache]: Analyzing trace with hash 209551193, now seen corresponding path program 1 times [2019-11-20 05:59:04,549 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:59:04,549 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106885460] [2019-11-20 05:59:04,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:59:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:59:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:59:04,658 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106885460] [2019-11-20 05:59:04,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:59:04,658 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:59:04,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044682628] [2019-11-20 05:59:04,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:59:04,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:59:04,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:59:04,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:59:04,661 INFO L87 Difference]: Start difference. First operand 55 states and 75 transitions. Second operand 3 states. [2019-11-20 05:59:04,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:59:04,669 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2019-11-20 05:59:04,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:59:04,670 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-20 05:59:04,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:59:04,671 INFO L225 Difference]: With dead ends: 55 [2019-11-20 05:59:04,671 INFO L226 Difference]: Without dead ends: 29 [2019-11-20 05:59:04,672 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 [2019-11-20 05:59:04,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-20 05:59:04,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-20 05:59:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-20 05:59:04,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2019-11-20 05:59:04,676 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 17 [2019-11-20 05:59:04,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:59:04,676 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2019-11-20 05:59:04,677 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:59:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2019-11-20 05:59:04,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:59:04,677 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:59:04,678 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] [2019-11-20 05:59:04,678 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:59:04,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:59:04,678 INFO L82 PathProgramCache]: Analyzing trace with hash 474467475, now seen corresponding path program 1 times [2019-11-20 05:59:04,678 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:59:04,679 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770992808] [2019-11-20 05:59:04,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:59:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:59:04,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:59:04,785 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770992808] [2019-11-20 05:59:04,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:59:04,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 05:59:04,786 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357076707] [2019-11-20 05:59:04,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 05:59:04,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:59:04,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 05:59:04,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-20 05:59:04,787 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 6 states. [2019-11-20 05:59:04,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:59:04,930 INFO L93 Difference]: Finished difference Result 98 states and 142 transitions. [2019-11-20 05:59:04,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 05:59:04,933 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-20 05:59:04,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:59:04,935 INFO L225 Difference]: With dead ends: 98 [2019-11-20 05:59:04,936 INFO L226 Difference]: Without dead ends: 75 [2019-11-20 05:59:04,936 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-20 05:59:04,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-11-20 05:59:04,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 48. [2019-11-20 05:59:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-11-20 05:59:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2019-11-20 05:59:04,958 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 22 [2019-11-20 05:59:04,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:59:04,959 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2019-11-20 05:59:04,960 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 05:59:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2019-11-20 05:59:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:59:04,962 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:59:04,962 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] [2019-11-20 05:59:04,963 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:59:04,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:59:04,963 INFO L82 PathProgramCache]: Analyzing trace with hash 2106923728, now seen corresponding path program 1 times [2019-11-20 05:59:04,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:59:04,964 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049636875] [2019-11-20 05:59:04,964 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:59:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:59:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:59:05,098 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049636875] [2019-11-20 05:59:05,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:59:05,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 05:59:05,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315943904] [2019-11-20 05:59:05,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:59:05,099 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:59:05,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:59:05,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:59:05,099 INFO L87 Difference]: Start difference. First operand 48 states and 69 transitions. Second operand 5 states. [2019-11-20 05:59:05,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:59:05,207 INFO L93 Difference]: Finished difference Result 214 states and 328 transitions. [2019-11-20 05:59:05,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 05:59:05,208 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-20 05:59:05,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:59:05,209 INFO L225 Difference]: With dead ends: 214 [2019-11-20 05:59:05,210 INFO L226 Difference]: Without dead ends: 172 [2019-11-20 05:59:05,210 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 [2019-11-20 05:59:05,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2019-11-20 05:59:05,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 84. [2019-11-20 05:59:05,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-11-20 05:59:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2019-11-20 05:59:05,224 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 22 [2019-11-20 05:59:05,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:59:05,225 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2019-11-20 05:59:05,225 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:59:05,225 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2019-11-20 05:59:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:59:05,226 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:59:05,226 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] [2019-11-20 05:59:05,226 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:59:05,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:59:05,227 INFO L82 PathProgramCache]: Analyzing trace with hash 507351174, now seen corresponding path program 1 times [2019-11-20 05:59:05,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:59:05,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815366888] [2019-11-20 05:59:05,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:59:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:59:05,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:59:05,293 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815366888] [2019-11-20 05:59:05,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:59:05,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 05:59:05,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073822578] [2019-11-20 05:59:05,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:59:05,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:59:05,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:59:05,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:59:05,295 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand 5 states. [2019-11-20 05:59:05,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:59:05,362 INFO L93 Difference]: Finished difference Result 268 states and 395 transitions. [2019-11-20 05:59:05,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 05:59:05,363 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-20 05:59:05,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:59:05,363 INFO L225 Difference]: With dead ends: 268 [2019-11-20 05:59:05,363 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 05:59:05,365 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 [2019-11-20 05:59:05,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 05:59:05,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 05:59:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 05:59:05,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 05:59:05,366 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-11-20 05:59:05,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:59:05,366 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 05:59:05,366 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:59:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 05:59:05,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:59:05,371 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 05:59:05,633 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 461) no Hoare annotation was computed. [2019-11-20 05:59:05,633 INFO L444 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-11-20 05:59:05,633 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 05:59:05,633 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 274) no Hoare annotation was computed. [2019-11-20 05:59:05,633 INFO L440 ceAbstractionStarter]: At program point L268-1(lines 268 274) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,633 INFO L440 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: false [2019-11-20 05:59:05,634 INFO L440 ceAbstractionStarter]: At program point L137(lines 1 856) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 05:59:05,634 INFO L447 ceAbstractionStarter]: At program point L452(lines 433 455) the Hoare annotation is: true [2019-11-20 05:59:05,634 INFO L444 ceAbstractionStarter]: For program point L287(lines 287 291) no Hoare annotation was computed. [2019-11-20 05:59:05,634 INFO L444 ceAbstractionStarter]: For program point L287-3(lines 287 291) no Hoare annotation was computed. [2019-11-20 05:59:05,634 INFO L444 ceAbstractionStarter]: For program point L287-6(lines 287 291) no Hoare annotation was computed. [2019-11-20 05:59:05,634 INFO L444 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-11-20 05:59:05,634 INFO L440 ceAbstractionStarter]: At program point L172(lines 172 178) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,635 INFO L440 ceAbstractionStarter]: At program point L172-1(lines 172 178) the Hoare annotation is: false [2019-11-20 05:59:05,635 INFO L440 ceAbstractionStarter]: At program point L172-2(lines 172 178) the Hoare annotation is: false [2019-11-20 05:59:05,635 INFO L440 ceAbstractionStarter]: At program point L420(lines 416 422) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-20 05:59:05,635 INFO L444 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2019-11-20 05:59:05,635 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 05:59:05,635 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-20 05:59:05,635 INFO L440 ceAbstractionStarter]: At program point L91-1(lines 165 171) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,636 INFO L440 ceAbstractionStarter]: At program point L372-2(lines 372 386) the Hoare annotation is: false [2019-11-20 05:59:05,636 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-11-20 05:59:05,636 INFO L440 ceAbstractionStarter]: At program point L75-1(lines 75 81) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,636 INFO L440 ceAbstractionStarter]: At program point L224(lines 219 227) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,636 INFO L440 ceAbstractionStarter]: At program point L224-1(lines 219 227) the Hoare annotation is: false [2019-11-20 05:59:05,636 INFO L440 ceAbstractionStarter]: At program point L224-2(lines 219 227) the Hoare annotation is: false [2019-11-20 05:59:05,637 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 461) no Hoare annotation was computed. [2019-11-20 05:59:05,637 INFO L444 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2019-11-20 05:59:05,637 INFO L440 ceAbstractionStarter]: At program point L324(lines 319 327) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,637 INFO L440 ceAbstractionStarter]: At program point L324-1(lines 319 327) the Hoare annotation is: false [2019-11-20 05:59:05,637 INFO L440 ceAbstractionStarter]: At program point L324-2(lines 319 327) the Hoare annotation is: false [2019-11-20 05:59:05,637 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 05:59:05,637 INFO L444 ceAbstractionStarter]: For program point L474(lines 474 487) no Hoare annotation was computed. [2019-11-20 05:59:05,638 INFO L440 ceAbstractionStarter]: At program point L474-1(lines 1 856) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,638 INFO L444 ceAbstractionStarter]: For program point L474-2(lines 474 487) no Hoare annotation was computed. [2019-11-20 05:59:05,638 INFO L440 ceAbstractionStarter]: At program point L474-3(lines 1 856) the Hoare annotation is: false [2019-11-20 05:59:05,638 INFO L444 ceAbstractionStarter]: For program point L474-4(lines 474 487) no Hoare annotation was computed. [2019-11-20 05:59:05,638 INFO L440 ceAbstractionStarter]: At program point L474-5(lines 1 856) the Hoare annotation is: false [2019-11-20 05:59:05,638 INFO L444 ceAbstractionStarter]: For program point L376(lines 376 380) no Hoare annotation was computed. [2019-11-20 05:59:05,638 INFO L444 ceAbstractionStarter]: For program point L376-1(lines 165 171) no Hoare annotation was computed. [2019-11-20 05:59:05,639 INFO L440 ceAbstractionStarter]: At program point L145(lines 140 148) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-20 05:59:05,639 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 450) no Hoare annotation was computed. [2019-11-20 05:59:05,639 INFO L447 ceAbstractionStarter]: At program point L443-1(lines 443 450) the Hoare annotation is: true [2019-11-20 05:59:05,639 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 315) no Hoare annotation was computed. [2019-11-20 05:59:05,639 INFO L444 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-11-20 05:59:05,639 INFO L444 ceAbstractionStarter]: For program point L461-1(line 461) no Hoare annotation was computed. [2019-11-20 05:59:05,640 INFO L444 ceAbstractionStarter]: For program point L461-2(line 461) no Hoare annotation was computed. [2019-11-20 05:59:05,640 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-11-20 05:59:05,640 INFO L440 ceAbstractionStarter]: At program point L65-1(lines 65 71) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,640 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 05:59:05,640 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2019-11-20 05:59:05,640 INFO L444 ceAbstractionStarter]: For program point L478-2(lines 478 484) no Hoare annotation was computed. [2019-11-20 05:59:05,640 INFO L444 ceAbstractionStarter]: For program point L478-4(lines 478 484) no Hoare annotation was computed. [2019-11-20 05:59:05,641 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 461) no Hoare annotation was computed. [2019-11-20 05:59:05,641 INFO L440 ceAbstractionStarter]: At program point L165(lines 164 183) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 05:59:05,641 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 165 171) no Hoare annotation was computed. [2019-11-20 05:59:05,641 INFO L440 ceAbstractionStarter]: At program point L165-2(lines 164 183) the Hoare annotation is: false [2019-11-20 05:59:05,641 INFO L440 ceAbstractionStarter]: At program point L165-3(lines 164 183) the Hoare annotation is: false [2019-11-20 05:59:05,641 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2019-11-20 05:59:05,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:59:05 BoogieIcfgContainer [2019-11-20 05:59:05,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:59:05,663 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:59:05,663 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:59:05,664 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:59:05,664 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:59:04" (3/4) ... [2019-11-20 05:59:05,667 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:59:05,687 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 05:59:05,688 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 05:59:05,688 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 05:59:05,689 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 05:59:05,689 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:59:05,690 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:59:05,739 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-20 05:59:05,740 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 [2019-11-20 05:59:05,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 05:59:05,806 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9f9e09e8-3c63-480f-8c97-49ba65ab2802/bin/uautomizer/witness.graphml [2019-11-20 05:59:05,806 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:59:05,809 INFO L168 Benchmark]: Toolchain (without parser) took 3047.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 944.7 MB in the beginning and 947.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 157.0 MB. Max. memory is 11.5 GB. [2019-11-20 05:59:05,809 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:59:05,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 560.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:59:05,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.31 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:59:05,810 INFO L168 Benchmark]: Boogie Preprocessor took 59.64 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. [2019-11-20 05:59:05,811 INFO L168 Benchmark]: RCFGBuilder took 636.16 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: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:59:05,811 INFO L168 Benchmark]: TraceAbstraction took 1586.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 954.2 MB in the end (delta: 130.1 MB). Peak memory consumption was 130.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:59:05,812 INFO L168 Benchmark]: Witness Printer took 143.25 ms. Allocated memory is still 1.2 GB. Free memory was 954.2 MB in the beginning and 947.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:59:05,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 560.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.31 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.64 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 636.16 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: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1586.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 954.2 MB in the end (delta: 130.1 MB). Peak memory consumption was 130.1 MB. Max. memory is 11.5 GB. * Witness Printer took 143.25 ms. Allocated memory is still 1.2 GB. Free memory was 954.2 MB in the beginning and 947.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 461]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 461]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 461]: 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: 416]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && tmp == systemActive) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 3 error locations. Result: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 268 SDtfs, 396 SDslu, 428 SDs, 0 SdLazy, 56 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=4, 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, 115 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 112 NumberOfFragments, 119 HoareAnnotationTreeSize, 26 FomulaSimplifications, 4447 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 95 ConstructedInterpolants, 0 QuantifiedInterpolants, 4452 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...