./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/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 8d2ada62bfae5f387fd77a4f29c02d0bf22e8cd9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 19:56:19,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 19:56:19,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 19:56:19,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 19:56:19,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 19:56:19,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 19:56:19,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 19:56:19,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 19:56:19,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 19:56:19,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 19:56:19,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 19:56:19,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 19:56:19,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 19:56:19,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 19:56:19,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 19:56:19,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 19:56:19,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 19:56:19,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 19:56:19,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 19:56:19,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 19:56:19,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 19:56:19,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 19:56:19,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 19:56:19,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 19:56:19,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 19:56:19,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 19:56:19,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 19:56:19,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 19:56:19,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 19:56:19,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 19:56:19,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 19:56:19,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 19:56:19,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 19:56:19,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 19:56:19,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 19:56:19,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 19:56:19,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 19:56:19,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 19:56:19,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 19:56:19,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 19:56:19,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 19:56:19,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 19:56:19,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 19:56:19,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 19:56:19,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 19:56:19,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 19:56:19,641 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 19:56:19,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 19:56:19,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 19:56:19,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 19:56:19,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 19:56:19,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 19:56:19,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 19:56:19,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 19:56:19,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 19:56:19,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 19:56:19,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 19:56:19,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 19:56:19,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 19:56:19,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 19:56:19,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 19:56:19,644 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 19:56:19,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 19:56:19,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:56:19,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 19:56:19,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 19:56:19,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 19:56:19,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 19:56:19,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 19:56:19,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 19:56:19,646 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_59a97075-1d12-47f4-9fde-0468b3f8daa4/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 -> 8d2ada62bfae5f387fd77a4f29c02d0bf22e8cd9 [2019-11-15 19:56:19,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 19:56:19,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 19:56:19,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 19:56:19,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 19:56:19,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 19:56:19,691 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c [2019-11-15 19:56:19,750 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/data/062ac1534/bc23cc9bd9544bb8957b8ab324c7895f/FLAGccfc4d597 [2019-11-15 19:56:20,185 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 19:56:20,185 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c [2019-11-15 19:56:20,206 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/data/062ac1534/bc23cc9bd9544bb8957b8ab324c7895f/FLAGccfc4d597 [2019-11-15 19:56:20,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/data/062ac1534/bc23cc9bd9544bb8957b8ab324c7895f [2019-11-15 19:56:20,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 19:56:20,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 19:56:20,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 19:56:20,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 19:56:20,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 19:56:20,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f6e854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20, skipping insertion in model container [2019-11-15 19:56:20,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,239 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 19:56:20,293 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 19:56:20,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:56:20,649 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 19:56:20,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:56:20,747 INFO L192 MainTranslator]: Completed translation [2019-11-15 19:56:20,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20 WrapperNode [2019-11-15 19:56:20,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 19:56:20,748 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 19:56:20,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 19:56:20,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 19:56:20,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 19:56:20,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 19:56:20,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 19:56:20,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 19:56:20,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... [2019-11-15 19:56:20,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 19:56:20,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 19:56:20,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 19:56:20,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 19:56:20,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/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 [2019-11-15 19:56:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 19:56:20,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 19:56:20,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 19:56:20,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 19:56:21,805 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 19:56:21,805 INFO L284 CfgBuilder]: Removed 160 assume(true) statements. [2019-11-15 19:56:21,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:56:21 BoogieIcfgContainer [2019-11-15 19:56:21,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 19:56:21,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 19:56:21,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 19:56:21,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 19:56:21,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 07:56:20" (1/3) ... [2019-11-15 19:56:21,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c06a4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:56:21, skipping insertion in model container [2019-11-15 19:56:21,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:56:20" (2/3) ... [2019-11-15 19:56:21,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c06a4fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:56:21, skipping insertion in model container [2019-11-15 19:56:21,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:56:21" (3/3) ... [2019-11-15 19:56:21,813 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product38.cil.c [2019-11-15 19:56:21,823 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 19:56:21,832 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 19:56:21,842 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 19:56:21,862 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 19:56:21,862 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 19:56:21,862 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 19:56:21,862 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 19:56:21,863 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 19:56:21,863 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 19:56:21,863 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 19:56:21,863 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 19:56:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2019-11-15 19:56:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 19:56:21,887 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:21,888 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:21,890 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:21,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:21,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1873143772, now seen corresponding path program 1 times [2019-11-15 19:56:21,902 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:21,902 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389839031] [2019-11-15 19:56:21,903 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:21,903 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:21,903 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:22,095 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389839031] [2019-11-15 19:56:22,096 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:22,096 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:56:22,097 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882668990] [2019-11-15 19:56:22,100 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 19:56:22,101 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:22,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 19:56:22,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 19:56:22,115 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2019-11-15 19:56:22,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:22,144 INFO L93 Difference]: Finished difference Result 223 states and 342 transitions. [2019-11-15 19:56:22,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 19:56:22,145 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-15 19:56:22,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:22,156 INFO L225 Difference]: With dead ends: 223 [2019-11-15 19:56:22,156 INFO L226 Difference]: Without dead ends: 111 [2019-11-15 19:56:22,159 INFO L600 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 [2019-11-15 19:56:22,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-11-15 19:56:22,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-11-15 19:56:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-11-15 19:56:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 163 transitions. [2019-11-15 19:56:22,198 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 163 transitions. Word has length 18 [2019-11-15 19:56:22,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:22,199 INFO L462 AbstractCegarLoop]: Abstraction has 111 states and 163 transitions. [2019-11-15 19:56:22,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 19:56:22,199 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2019-11-15 19:56:22,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 19:56:22,200 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:22,200 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:22,201 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:22,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:22,201 INFO L82 PathProgramCache]: Analyzing trace with hash -2091979741, now seen corresponding path program 1 times [2019-11-15 19:56:22,201 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:22,201 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788404234] [2019-11-15 19:56:22,202 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,202 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,202 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:22,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:22,290 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788404234] [2019-11-15 19:56:22,290 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:22,290 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 19:56:22,291 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661262594] [2019-11-15 19:56:22,292 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:56:22,292 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:22,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:56:22,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:56:22,293 INFO L87 Difference]: Start difference. First operand 111 states and 163 transitions. Second operand 3 states. [2019-11-15 19:56:22,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:22,306 INFO L93 Difference]: Finished difference Result 111 states and 163 transitions. [2019-11-15 19:56:22,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:56:22,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-15 19:56:22,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:22,312 INFO L225 Difference]: With dead ends: 111 [2019-11-15 19:56:22,312 INFO L226 Difference]: Without dead ends: 47 [2019-11-15 19:56:22,313 INFO L600 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 [2019-11-15 19:56:22,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-15 19:56:22,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-15 19:56:22,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-15 19:56:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2019-11-15 19:56:22,318 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2019-11-15 19:56:22,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:22,319 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2019-11-15 19:56:22,319 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:56:22,319 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2019-11-15 19:56:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 19:56:22,320 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:22,320 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:22,320 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:22,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:22,321 INFO L82 PathProgramCache]: Analyzing trace with hash -450570441, now seen corresponding path program 1 times [2019-11-15 19:56:22,321 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:22,321 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883768532] [2019-11-15 19:56:22,321 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,321 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:22,451 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883768532] [2019-11-15 19:56:22,451 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:22,451 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 19:56:22,451 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363182006] [2019-11-15 19:56:22,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:56:22,452 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:22,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:56:22,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:56:22,453 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 5 states. [2019-11-15 19:56:22,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:22,507 INFO L93 Difference]: Finished difference Result 87 states and 129 transitions. [2019-11-15 19:56:22,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 19:56:22,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-15 19:56:22,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:22,509 INFO L225 Difference]: With dead ends: 87 [2019-11-15 19:56:22,509 INFO L226 Difference]: Without dead ends: 47 [2019-11-15 19:56:22,510 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 19:56:22,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-15 19:56:22,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-15 19:56:22,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-15 19:56:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2019-11-15 19:56:22,517 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2019-11-15 19:56:22,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:22,517 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2019-11-15 19:56:22,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:56:22,517 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2019-11-15 19:56:22,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-15 19:56:22,519 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:22,519 INFO L380 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] [2019-11-15 19:56:22,519 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:22,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:22,520 INFO L82 PathProgramCache]: Analyzing trace with hash 2097991918, now seen corresponding path program 1 times [2019-11-15 19:56:22,520 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:22,520 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108489904] [2019-11-15 19:56:22,520 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,520 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:22,570 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108489904] [2019-11-15 19:56:22,570 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:22,571 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:56:22,571 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241243854] [2019-11-15 19:56:22,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:56:22,571 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:22,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:56:22,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:56:22,572 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2019-11-15 19:56:22,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:22,615 INFO L93 Difference]: Finished difference Result 109 states and 159 transitions. [2019-11-15 19:56:22,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:56:22,615 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-15 19:56:22,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:22,617 INFO L225 Difference]: With dead ends: 109 [2019-11-15 19:56:22,617 INFO L226 Difference]: Without dead ends: 69 [2019-11-15 19:56:22,617 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:56:22,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-11-15 19:56:22,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2019-11-15 19:56:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-15 19:56:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 95 transitions. [2019-11-15 19:56:22,633 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 95 transitions. Word has length 26 [2019-11-15 19:56:22,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:22,633 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 95 transitions. [2019-11-15 19:56:22,634 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:56:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-11-15 19:56:22,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-15 19:56:22,635 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:22,636 INFO L380 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, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:22,636 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:22,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:22,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1303227430, now seen corresponding path program 1 times [2019-11-15 19:56:22,636 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:22,636 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311124967] [2019-11-15 19:56:22,637 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,637 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:22,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:22,742 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311124967] [2019-11-15 19:56:22,742 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:22,742 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 19:56:22,743 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310095134] [2019-11-15 19:56:22,743 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:56:22,743 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:22,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:56:22,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:56:22,744 INFO L87 Difference]: Start difference. First operand 67 states and 95 transitions. Second operand 5 states. [2019-11-15 19:56:22,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:22,880 INFO L93 Difference]: Finished difference Result 313 states and 456 transitions. [2019-11-15 19:56:22,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 19:56:22,881 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-15 19:56:22,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:22,883 INFO L225 Difference]: With dead ends: 313 [2019-11-15 19:56:22,884 INFO L226 Difference]: Without dead ends: 253 [2019-11-15 19:56:22,885 INFO L600 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 [2019-11-15 19:56:22,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2019-11-15 19:56:22,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 119. [2019-11-15 19:56:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-11-15 19:56:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 168 transitions. [2019-11-15 19:56:22,904 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 168 transitions. Word has length 32 [2019-11-15 19:56:22,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:22,904 INFO L462 AbstractCegarLoop]: Abstraction has 119 states and 168 transitions. [2019-11-15 19:56:22,904 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:56:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 168 transitions. [2019-11-15 19:56:22,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-15 19:56:22,906 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:22,906 INFO L380 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:22,906 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:22,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:22,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1303383966, now seen corresponding path program 1 times [2019-11-15 19:56:22,907 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:22,907 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510873932] [2019-11-15 19:56:22,907 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,908 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:22,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:22,968 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510873932] [2019-11-15 19:56:22,968 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:22,968 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 19:56:22,968 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073094010] [2019-11-15 19:56:22,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:56:22,969 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:22,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:56:22,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:56:22,970 INFO L87 Difference]: Start difference. First operand 119 states and 168 transitions. Second operand 5 states. [2019-11-15 19:56:23,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:23,181 INFO L93 Difference]: Finished difference Result 436 states and 623 transitions. [2019-11-15 19:56:23,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 19:56:23,182 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-15 19:56:23,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:23,185 INFO L225 Difference]: With dead ends: 436 [2019-11-15 19:56:23,185 INFO L226 Difference]: Without dead ends: 324 [2019-11-15 19:56:23,186 INFO L600 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 [2019-11-15 19:56:23,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2019-11-15 19:56:23,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 118. [2019-11-15 19:56:23,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-11-15 19:56:23,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 165 transitions. [2019-11-15 19:56:23,203 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 165 transitions. Word has length 33 [2019-11-15 19:56:23,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:23,204 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 165 transitions. [2019-11-15 19:56:23,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:56:23,204 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2019-11-15 19:56:23,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-15 19:56:23,206 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:23,206 INFO L380 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:23,206 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:23,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:23,207 INFO L82 PathProgramCache]: Analyzing trace with hash 2058119621, now seen corresponding path program 1 times [2019-11-15 19:56:23,207 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:23,207 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864717948] [2019-11-15 19:56:23,207 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,208 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:23,305 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864717948] [2019-11-15 19:56:23,305 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:23,305 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 19:56:23,305 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413530978] [2019-11-15 19:56:23,306 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:56:23,306 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:23,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:56:23,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:56:23,307 INFO L87 Difference]: Start difference. First operand 118 states and 165 transitions. Second operand 5 states. [2019-11-15 19:56:23,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:23,396 INFO L93 Difference]: Finished difference Result 315 states and 437 transitions. [2019-11-15 19:56:23,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 19:56:23,396 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-15 19:56:23,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:23,398 INFO L225 Difference]: With dead ends: 315 [2019-11-15 19:56:23,398 INFO L226 Difference]: Without dead ends: 204 [2019-11-15 19:56:23,399 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 19:56:23,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2019-11-15 19:56:23,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 130. [2019-11-15 19:56:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-11-15 19:56:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 177 transitions. [2019-11-15 19:56:23,429 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 177 transitions. Word has length 33 [2019-11-15 19:56:23,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:23,431 INFO L462 AbstractCegarLoop]: Abstraction has 130 states and 177 transitions. [2019-11-15 19:56:23,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:56:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 177 transitions. [2019-11-15 19:56:23,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-15 19:56:23,433 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:23,434 INFO L380 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:23,434 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:23,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:23,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1535783097, now seen corresponding path program 1 times [2019-11-15 19:56:23,435 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:23,435 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500700993] [2019-11-15 19:56:23,435 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,436 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:23,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:23,555 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500700993] [2019-11-15 19:56:23,556 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:23,556 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 19:56:23,556 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967153976] [2019-11-15 19:56:23,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 19:56:23,556 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:23,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 19:56:23,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-15 19:56:23,557 INFO L87 Difference]: Start difference. First operand 130 states and 177 transitions. Second operand 6 states. [2019-11-15 19:56:23,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:23,662 INFO L93 Difference]: Finished difference Result 349 states and 471 transitions. [2019-11-15 19:56:23,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 19:56:23,663 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-11-15 19:56:23,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:23,664 INFO L225 Difference]: With dead ends: 349 [2019-11-15 19:56:23,664 INFO L226 Difference]: Without dead ends: 226 [2019-11-15 19:56:23,665 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-15 19:56:23,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2019-11-15 19:56:23,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 138. [2019-11-15 19:56:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-11-15 19:56:23,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 185 transitions. [2019-11-15 19:56:23,694 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 185 transitions. Word has length 33 [2019-11-15 19:56:23,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:23,694 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 185 transitions. [2019-11-15 19:56:23,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 19:56:23,695 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2019-11-15 19:56:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-15 19:56:23,700 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:23,700 INFO L380 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:23,701 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:23,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:23,702 INFO L82 PathProgramCache]: Analyzing trace with hash -2122589111, now seen corresponding path program 1 times [2019-11-15 19:56:23,702 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:23,702 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849730874] [2019-11-15 19:56:23,702 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,703 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,703 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:23,753 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849730874] [2019-11-15 19:56:23,754 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:23,754 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 19:56:23,754 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19754510] [2019-11-15 19:56:23,754 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:56:23,754 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:23,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:56:23,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:56:23,755 INFO L87 Difference]: Start difference. First operand 138 states and 185 transitions. Second operand 3 states. [2019-11-15 19:56:23,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:23,788 INFO L93 Difference]: Finished difference Result 319 states and 427 transitions. [2019-11-15 19:56:23,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:56:23,789 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-11-15 19:56:23,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:23,790 INFO L225 Difference]: With dead ends: 319 [2019-11-15 19:56:23,790 INFO L226 Difference]: Without dead ends: 188 [2019-11-15 19:56:23,791 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:56:23,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2019-11-15 19:56:23,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2019-11-15 19:56:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2019-11-15 19:56:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 245 transitions. [2019-11-15 19:56:23,809 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 245 transitions. Word has length 33 [2019-11-15 19:56:23,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:23,809 INFO L462 AbstractCegarLoop]: Abstraction has 188 states and 245 transitions. [2019-11-15 19:56:23,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:56:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2019-11-15 19:56:23,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-15 19:56:23,810 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:23,811 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:23,811 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:23,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:23,811 INFO L82 PathProgramCache]: Analyzing trace with hash -227956983, now seen corresponding path program 1 times [2019-11-15 19:56:23,811 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:23,811 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852985643] [2019-11-15 19:56:23,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,812 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,812 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:23,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:23,860 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852985643] [2019-11-15 19:56:23,860 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:23,861 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 19:56:23,861 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681650709] [2019-11-15 19:56:23,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 19:56:23,861 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:23,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 19:56:23,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 19:56:23,862 INFO L87 Difference]: Start difference. First operand 188 states and 245 transitions. Second operand 3 states. [2019-11-15 19:56:23,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:23,914 INFO L93 Difference]: Finished difference Result 287 states and 377 transitions. [2019-11-15 19:56:23,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 19:56:23,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-15 19:56:23,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:23,916 INFO L225 Difference]: With dead ends: 287 [2019-11-15 19:56:23,917 INFO L226 Difference]: Without dead ends: 285 [2019-11-15 19:56:23,917 INFO L600 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 [2019-11-15 19:56:23,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2019-11-15 19:56:23,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 228. [2019-11-15 19:56:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2019-11-15 19:56:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 304 transitions. [2019-11-15 19:56:23,938 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 304 transitions. Word has length 34 [2019-11-15 19:56:23,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:23,939 INFO L462 AbstractCegarLoop]: Abstraction has 228 states and 304 transitions. [2019-11-15 19:56:23,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 19:56:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 304 transitions. [2019-11-15 19:56:23,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-15 19:56:23,940 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:23,940 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:23,940 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:23,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:23,941 INFO L82 PathProgramCache]: Analyzing trace with hash 905558712, now seen corresponding path program 1 times [2019-11-15 19:56:23,941 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:23,941 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820874052] [2019-11-15 19:56:23,942 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,942 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:23,942 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-15 19:56:24,028 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820874052] [2019-11-15 19:56:24,028 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:24,028 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 19:56:24,029 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075461174] [2019-11-15 19:56:24,029 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 19:56:24,029 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:24,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 19:56:24,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-15 19:56:24,030 INFO L87 Difference]: Start difference. First operand 228 states and 304 transitions. Second operand 8 states. [2019-11-15 19:56:24,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:24,368 INFO L93 Difference]: Finished difference Result 741 states and 996 transitions. [2019-11-15 19:56:24,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-15 19:56:24,369 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2019-11-15 19:56:24,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:24,373 INFO L225 Difference]: With dead ends: 741 [2019-11-15 19:56:24,374 INFO L226 Difference]: Without dead ends: 520 [2019-11-15 19:56:24,374 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2019-11-15 19:56:24,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2019-11-15 19:56:24,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 205. [2019-11-15 19:56:24,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2019-11-15 19:56:24,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 267 transitions. [2019-11-15 19:56:24,396 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 267 transitions. Word has length 56 [2019-11-15 19:56:24,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:24,397 INFO L462 AbstractCegarLoop]: Abstraction has 205 states and 267 transitions. [2019-11-15 19:56:24,397 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 19:56:24,397 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 267 transitions. [2019-11-15 19:56:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-15 19:56:24,399 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 19:56:24,399 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 19:56:24,399 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 19:56:24,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 19:56:24,400 INFO L82 PathProgramCache]: Analyzing trace with hash 711163183, now seen corresponding path program 1 times [2019-11-15 19:56:24,400 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 19:56:24,400 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015602580] [2019-11-15 19:56:24,400 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:24,400 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 19:56:24,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 19:56:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 19:56:24,465 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 19:56:24,465 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015602580] [2019-11-15 19:56:24,465 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 19:56:24,465 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 19:56:24,466 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101731651] [2019-11-15 19:56:24,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 19:56:24,466 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 19:56:24,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 19:56:24,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 19:56:24,467 INFO L87 Difference]: Start difference. First operand 205 states and 267 transitions. Second operand 5 states. [2019-11-15 19:56:24,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 19:56:24,550 INFO L93 Difference]: Finished difference Result 325 states and 432 transitions. [2019-11-15 19:56:24,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 19:56:24,551 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2019-11-15 19:56:24,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 19:56:24,551 INFO L225 Difference]: With dead ends: 325 [2019-11-15 19:56:24,551 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 19:56:24,552 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 19:56:24,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 19:56:24,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 19:56:24,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 19:56:24,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 19:56:24,552 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-11-15 19:56:24,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 19:56:24,553 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 19:56:24,553 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 19:56:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 19:56:24,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 19:56:24,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 19:56:24,979 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 94 [2019-11-15 19:56:25,293 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 99 [2019-11-15 19:56:25,572 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 31 [2019-11-15 19:56:25,778 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-11-15 19:56:25,962 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 28 [2019-11-15 19:56:26,093 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2019-11-15 19:56:26,380 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 28 [2019-11-15 19:56:26,560 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2019-11-15 19:56:26,825 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2019-11-15 19:56:27,269 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 22 [2019-11-15 19:56:27,492 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 31 [2019-11-15 19:56:27,510 INFO L439 ceAbstractionStarter]: At program point L68-3(lines 1 948) the Hoare annotation is: false [2019-11-15 19:56:27,511 INFO L443 ceAbstractionStarter]: For program point L68-4(lines 68 85) no Hoare annotation was computed. [2019-11-15 19:56:27,511 INFO L439 ceAbstractionStarter]: At program point L68-5(lines 1 948) the Hoare annotation is: false [2019-11-15 19:56:27,511 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 218) no Hoare annotation was computed. [2019-11-15 19:56:27,511 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 201 218) no Hoare annotation was computed. [2019-11-15 19:56:27,511 INFO L443 ceAbstractionStarter]: For program point L201-2(lines 201 218) no Hoare annotation was computed. [2019-11-15 19:56:27,511 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-15 19:56:27,512 INFO L439 ceAbstractionStarter]: At program point L533(lines 528 536) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (not (= 0 ~systemActive~0))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and .cse0 .cse1 (and .cse2 .cse4 .cse3 .cse5) .cse6))) [2019-11-15 19:56:27,512 INFO L439 ceAbstractionStarter]: At program point L533-1(lines 528 536) the Hoare annotation is: (let ((.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= 0 ~methaneLevelCritical~0))) (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse6 (not .cse2)) (.cse4 (not (= 0 ~systemActive~0))) (.cse7 (not .cse3)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse4 .cse5) .cse6 .cse7) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse5 (= 0 ~methAndRunningLastTime~0))))) [2019-11-15 19:56:27,512 INFO L439 ceAbstractionStarter]: At program point L533-2(lines 528 536) the Hoare annotation is: false [2019-11-15 19:56:27,512 INFO L439 ceAbstractionStarter]: At program point L533-3(lines 528 536) the Hoare annotation is: false [2019-11-15 19:56:27,512 INFO L439 ceAbstractionStarter]: At program point L533-4(lines 528 536) the Hoare annotation is: false [2019-11-15 19:56:27,512 INFO L439 ceAbstractionStarter]: At program point L533-5(lines 528 536) the Hoare annotation is: false [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L336(lines 335 382) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L303(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L303-3(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L303-5(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L303-6(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 82) no Hoare annotation was computed. [2019-11-15 19:56:27,513 INFO L443 ceAbstractionStarter]: For program point L303-8(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L303-9(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L72-2(lines 72 82) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L303-11(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L72-4(lines 72 82) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L303-12(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L303-14(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L303-15(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L303-17(lines 303 307) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 341) no Hoare annotation was computed. [2019-11-15 19:56:27,514 INFO L439 ceAbstractionStarter]: At program point L403-2(lines 403 417) the Hoare annotation is: false [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L205(lines 205 213) no Hoare annotation was computed. [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L205-1(lines 205 213) no Hoare annotation was computed. [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L73-2(lines 73 79) no Hoare annotation was computed. [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L73-4(lines 73 79) no Hoare annotation was computed. [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-11-15 19:56:27,515 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 377) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L439 ceAbstractionStarter]: At program point L373-2(lines 143 149) the Hoare annotation is: (let ((.cse4 (not (= ~pumpRunning~0 0))) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3) .cse4) (and .cse1 (and (and .cse0 .cse2 .cse3) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) .cse4) (and (and .cse0 .cse1 .cse2 .cse3) (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 192) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point L175-1(lines 175 192) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point L175-2(lines 175 192) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point L175-3(lines 175 192) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point L175-4(lines 175 192) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point L175-5(lines 175 192) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-15 19:56:27,516 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 411) no Hoare annotation was computed. [2019-11-15 19:56:27,517 INFO L443 ceAbstractionStarter]: For program point L407-1(lines 143 149) no Hoare annotation was computed. [2019-11-15 19:56:27,521 INFO L439 ceAbstractionStarter]: At program point L143(lines 142 161) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse1 (and .cse2 .cse3 .cse4))) (or (and .cse0 (and .cse1 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (not (= ~pumpRunning~0 0))) (and .cse0 (and .cse2 (= 0 ~methaneLevelCritical~0) .cse3 .cse4)) (and .cse0 .cse1 (= 0 ~methAndRunningLastTime~0))))) [2019-11-15 19:56:27,521 INFO L443 ceAbstractionStarter]: For program point L143-1(lines 143 149) no Hoare annotation was computed. [2019-11-15 19:56:27,521 INFO L439 ceAbstractionStarter]: At program point L143-2(lines 142 161) the Hoare annotation is: false [2019-11-15 19:56:27,521 INFO L443 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-15 19:56:27,521 INFO L439 ceAbstractionStarter]: At program point L143-3(lines 142 161) the Hoare annotation is: false [2019-11-15 19:56:27,521 INFO L443 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-15 19:56:27,521 INFO L443 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-15 19:56:27,522 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 579) no Hoare annotation was computed. [2019-11-15 19:56:27,522 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 573 579) no Hoare annotation was computed. [2019-11-15 19:56:27,522 INFO L443 ceAbstractionStarter]: For program point L573-2(lines 573 579) no Hoare annotation was computed. [2019-11-15 19:56:27,522 INFO L443 ceAbstractionStarter]: For program point L573-3(lines 573 579) no Hoare annotation was computed. [2019-11-15 19:56:27,522 INFO L443 ceAbstractionStarter]: For program point L573-4(lines 573 579) no Hoare annotation was computed. [2019-11-15 19:56:27,522 INFO L443 ceAbstractionStarter]: For program point L573-5(lines 573 579) no Hoare annotation was computed. [2019-11-15 19:56:27,522 INFO L439 ceAbstractionStarter]: At program point L309(lines 294 312) the Hoare annotation is: false [2019-11-15 19:56:27,522 INFO L439 ceAbstractionStarter]: At program point L309-1(lines 294 312) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3 .cse4) (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~3)) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:56:27,522 INFO L439 ceAbstractionStarter]: At program point L309-2(lines 294 312) the Hoare annotation is: false [2019-11-15 19:56:27,523 INFO L439 ceAbstractionStarter]: At program point L309-3(lines 294 312) the Hoare annotation is: false [2019-11-15 19:56:27,523 INFO L439 ceAbstractionStarter]: At program point L309-4(lines 294 312) the Hoare annotation is: false [2019-11-15 19:56:27,523 INFO L439 ceAbstractionStarter]: At program point L309-5(lines 294 312) the Hoare annotation is: false [2019-11-15 19:56:27,523 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2019-11-15 19:56:27,523 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 482) no Hoare annotation was computed. [2019-11-15 19:56:27,523 INFO L446 ceAbstractionStarter]: At program point L475-1(lines 475 482) the Hoare annotation is: true [2019-11-15 19:56:27,523 INFO L439 ceAbstractionStarter]: At program point L245(lines 238 248) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6) (and (not (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) .cse0 .cse1 (not .cse2) .cse4 (not .cse3) .cse5 .cse6))) [2019-11-15 19:56:27,523 INFO L439 ceAbstractionStarter]: At program point L245-1(lines 238 248) the Hoare annotation is: false [2019-11-15 19:56:27,524 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 187) no Hoare annotation was computed. [2019-11-15 19:56:27,524 INFO L439 ceAbstractionStarter]: At program point L245-2(lines 238 248) the Hoare annotation is: false [2019-11-15 19:56:27,524 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 179 187) no Hoare annotation was computed. [2019-11-15 19:56:27,524 INFO L443 ceAbstractionStarter]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2019-11-15 19:56:27,524 INFO L443 ceAbstractionStarter]: For program point L179-3(lines 179 187) no Hoare annotation was computed. [2019-11-15 19:56:27,524 INFO L443 ceAbstractionStarter]: For program point L179-4(lines 179 187) no Hoare annotation was computed. [2019-11-15 19:56:27,524 INFO L443 ceAbstractionStarter]: For program point L179-5(lines 179 187) no Hoare annotation was computed. [2019-11-15 19:56:27,524 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 351) no Hoare annotation was computed. [2019-11-15 19:56:27,524 INFO L439 ceAbstractionStarter]: At program point L345-1(lines 345 351) the Hoare annotation is: (let ((.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (let ((.cse8 (not .cse3)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse4 .cse5 .cse6) (and (and .cse0 .cse1 .cse7 .cse4 .cse6) .cse8 .cse5) (and .cse0 .cse1 (not .cse2) .cse4 .cse8 (not .cse7) .cse6) (and (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse6) .cse5)))) [2019-11-15 19:56:27,525 INFO L439 ceAbstractionStarter]: At program point L115(lines 1 948) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:56:27,525 INFO L439 ceAbstractionStarter]: At program point L578(lines 569 582) the Hoare annotation is: false [2019-11-15 19:56:27,525 INFO L439 ceAbstractionStarter]: At program point L578-1(lines 569 582) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:56:27,525 INFO L439 ceAbstractionStarter]: At program point L578-2(lines 569 582) the Hoare annotation is: false [2019-11-15 19:56:27,525 INFO L439 ceAbstractionStarter]: At program point L578-3(lines 569 582) the Hoare annotation is: false [2019-11-15 19:56:27,525 INFO L439 ceAbstractionStarter]: At program point L578-4(lines 569 582) the Hoare annotation is: false [2019-11-15 19:56:27,526 INFO L439 ceAbstractionStarter]: At program point L578-5(lines 569 582) the Hoare annotation is: false [2019-11-15 19:56:27,526 INFO L439 ceAbstractionStarter]: At program point L150(lines 150 156) the Hoare annotation is: (let ((.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3) (and .cse1 (and .cse0 .cse2 .cse3) (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:56:27,526 INFO L439 ceAbstractionStarter]: At program point L150-1(lines 150 156) the Hoare annotation is: false [2019-11-15 19:56:27,526 INFO L439 ceAbstractionStarter]: At program point L150-2(lines 150 156) the Hoare annotation is: false [2019-11-15 19:56:27,526 INFO L439 ceAbstractionStarter]: At program point L383(lines 334 384) the Hoare annotation is: false [2019-11-15 19:56:27,526 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 19:56:27,526 INFO L446 ceAbstractionStarter]: At program point L484(lines 465 487) the Hoare annotation is: true [2019-11-15 19:56:27,527 INFO L439 ceAbstractionStarter]: At program point L451(lines 447 453) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:56:27,527 INFO L439 ceAbstractionStarter]: At program point L254(lines 249 257) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~systemActive~0))) (.cse6 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 (and .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3 .cse4 .cse5) .cse6) (and .cse1 .cse2 .cse0 .cse4 .cse6 .cse5 (= 0 ~methAndRunningLastTime~0) (not .cse3)))) [2019-11-15 19:56:27,527 INFO L439 ceAbstractionStarter]: At program point L254-1(lines 249 257) the Hoare annotation is: false [2019-11-15 19:56:27,527 INFO L439 ceAbstractionStarter]: At program point L254-2(lines 249 257) the Hoare annotation is: false [2019-11-15 19:56:27,527 INFO L439 ceAbstractionStarter]: At program point L123(lines 118 126) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:56:27,527 INFO L439 ceAbstractionStarter]: At program point L57(lines 52 59) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0)) [2019-11-15 19:56:27,527 INFO L443 ceAbstractionStarter]: For program point L520(lines 520 524) no Hoare annotation was computed. [2019-11-15 19:56:27,528 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 361) no Hoare annotation was computed. [2019-11-15 19:56:27,528 INFO L439 ceAbstractionStarter]: At program point L355-1(lines 355 361) the Hoare annotation is: (let ((.cse4 (not (= ~pumpRunning~0 0))) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2 .cse3) .cse4) (and .cse1 (and (and .cse0 .cse2 .cse3) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) .cse4) (and (and .cse0 .cse1 .cse2 .cse3) (= 0 ~methAndRunningLastTime~0)))) [2019-11-15 19:56:27,528 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 19:56:27,528 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 19:56:27,529 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 19:56:27,529 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 500) no Hoare annotation was computed. [2019-11-15 19:56:27,529 INFO L443 ceAbstractionStarter]: For program point L496-3(lines 496 500) no Hoare annotation was computed. [2019-11-15 19:56:27,529 INFO L443 ceAbstractionStarter]: For program point L496-6(lines 496 500) no Hoare annotation was computed. [2019-11-15 19:56:27,529 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 378) no Hoare annotation was computed. [2019-11-15 19:56:27,529 INFO L443 ceAbstractionStarter]: For program point L68(lines 68 85) no Hoare annotation was computed. [2019-11-15 19:56:27,529 INFO L439 ceAbstractionStarter]: At program point L68-1(lines 1 948) the Hoare annotation is: (let ((.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (let ((.cse8 (not .cse3)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~5)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse4 .cse5 .cse6) (and (and .cse0 .cse1 .cse7 .cse4 .cse6) .cse8 .cse5) (and .cse0 .cse1 (not .cse2) .cse4 .cse8 (not .cse7) .cse6) (and (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse6) .cse5)))) [2019-11-15 19:56:27,529 INFO L443 ceAbstractionStarter]: For program point L68-2(lines 68 85) no Hoare annotation was computed. [2019-11-15 19:56:27,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 07:56:27 BoogieIcfgContainer [2019-11-15 19:56:27,575 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 19:56:27,575 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 19:56:27,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 19:56:27,575 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 19:56:27,576 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:56:21" (3/4) ... [2019-11-15 19:56:27,587 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 19:56:27,612 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 19:56:27,614 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-15 19:56:27,615 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 19:56:27,616 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 19:56:27,616 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 19:56:27,617 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 19:56:27,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-11-15 19:56:27,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-11-15 19:56:27,664 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime [2019-11-15 19:56:27,665 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && !(pumpRunning == 0)) && 0 == splverifierCounter)) || ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,665 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && !(pumpRunning == 0)) && 0 == splverifierCounter)) || ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((1 == tmp && ((\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && !(pumpRunning == 0))) || ((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,667 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((1 == tmp && ((\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && !(pumpRunning == 0))) || ((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,668 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == tmp && ((\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && !(pumpRunning == 0)) || (1 == tmp && ((\result == 1 && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((1 == tmp && (\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,668 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((1 == tmp && (\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,669 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && !(0 == \result))) || ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,670 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((\result == 1 && 1 == tmp) && ((0 == methaneLevelCritical && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-15 19:56:27,670 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && ((0 == methaneLevelCritical && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((((((!(0 == \result) && \result == 1) && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-15 19:56:27,672 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && !(\result == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,673 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == methaneLevelCritical) && ((((\result == 1 && 1 == tmp) && \result == 0) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) || (((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && !(pumpRunning == 0)) [2019-11-15 19:56:27,676 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((0 == \result && \result == 1) && 1 == tmp) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) [2019-11-15 19:56:27,755 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_59a97075-1d12-47f4-9fde-0468b3f8daa4/bin/uautomizer/witness.graphml [2019-11-15 19:56:27,755 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 19:56:27,756 INFO L168 Benchmark]: Toolchain (without parser) took 7531.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -62.8 MB). Peak memory consumption was 125.9 MB. Max. memory is 11.5 GB. [2019-11-15 19:56:27,757 INFO L168 Benchmark]: CDTParser took 0.14 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. [2019-11-15 19:56:27,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 521.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -176.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-15 19:56:27,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.30 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 19:56:27,758 INFO L168 Benchmark]: Boogie Preprocessor took 41.57 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. [2019-11-15 19:56:27,758 INFO L168 Benchmark]: RCFGBuilder took 952.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. [2019-11-15 19:56:27,758 INFO L168 Benchmark]: TraceAbstraction took 5767.99 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.5 MB). Peak memory consumption was 235.6 MB. Max. memory is 11.5 GB. [2019-11-15 19:56:27,759 INFO L168 Benchmark]: Witness Printer took 180.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2019-11-15 19:56:27,760 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 521.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -176.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.30 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.57 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 952.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5767.99 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 16.5 MB). Peak memory consumption was 235.6 MB. Max. memory is 11.5 GB. * Witness Printer took 180.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 465]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && !(pumpRunning == 0)) && 0 == splverifierCounter)) || ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((\result == 1 && 1 == tmp) && ((0 == methaneLevelCritical && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: ((!(0 == methaneLevelCritical) && ((((\result == 1 && 1 == tmp) && \result == 0) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) || (((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) && !(pumpRunning == 0)) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((((0 == \result && \result == 1) && 1 == tmp) && 0 == tmp___0) && !(0 == tmp)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((1 == tmp && ((\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && !(pumpRunning == 0))) || ((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: (((1 == tmp && ((\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && !(pumpRunning == 0)) || (1 == tmp && ((\result == 1 && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((1 == tmp && (\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || ((1 == tmp && ((\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && !(pumpRunning == 0))) || ((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && !(\result == 0)) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter)) || (((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && !(0 == \result))) || ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && ((0 == methaneLevelCritical && 0 == \result) && !(0 == systemActive)) && 0 == splverifierCounter) && !(pumpRunning == 0)) || (((((((!(0 == \result) && \result == 1) && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && !(0 == systemActive)) && 0 == splverifierCounter)) || ((1 == tmp && (\result == 1 && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 0 == \result) && tmp == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result)) && 0 == methAndRunningLastTime)) || ((((((\result == 1 && 1 == tmp) && !(0 == methaneLevelCritical)) && !(0 == systemActive)) && !(0 == \result)) && !(pumpRunning == 0)) && 0 == splverifierCounter)) || ((((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methAndRunningLastTime) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive)) && 0 == methAndRunningLastTime - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 3 error locations. Result: SAFE, OverallTime: 5.6s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, HoareTripleCheckerStatistics: 1113 SDtfs, 1655 SDslu, 1684 SDs, 0 SdLazy, 245 SolverSat, 54 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 876 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 112 NumberOfFragments, 928 HoareAnnotationTreeSize, 44 FomulaSimplifications, 241419 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 44 FomulaSimplificationsInter, 23929 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 399 NumberOfCodeBlocks, 399 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 31015 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 41/41 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...