./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1fc4b6513d54dfae6e097800b1200a0f44455272 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:25:03,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:25:03,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:25:03,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:25:03,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:25:03,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:25:03,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:25:03,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:25:03,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:25:03,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:25:03,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:25:03,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:25:03,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:25:03,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:25:03,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:25:03,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:25:03,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:25:03,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:25:03,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:25:03,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:25:03,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:25:03,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:25:03,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:25:03,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:25:03,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:25:03,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:25:03,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:25:03,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:25:03,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:25:03,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:25:03,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:25:03,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:25:03,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:25:03,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:25:03,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:25:03,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:25:03,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:25:03,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:25:03,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:25:03,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:25:03,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:25:03,676 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:25:03,710 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:25:03,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:25:03,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:25:03,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:25:03,713 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:25:03,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:25:03,714 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:25:03,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:25:03,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:25:03,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:25:03,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:25:03,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:25:03,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:25:03,722 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:25:03,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:25:03,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:25:03,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:25:03,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:25:03,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:25:03,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:25:03,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:25:03,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:25:03,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:25:03,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:25:03,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:25:03,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:25:03,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:25:03,725 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:25:03,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fc4b6513d54dfae6e097800b1200a0f44455272 [2021-10-11 00:25:03,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:25:04,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:25:04,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:25:04,023 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:25:04,024 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:25:04,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2021-10-11 00:25:04,112 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/data/00e30e246/6aa074c95ea44487b044aae194a9850c/FLAGcfa84463a [2021-10-11 00:25:04,683 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:25:04,684 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2021-10-11 00:25:04,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/data/00e30e246/6aa074c95ea44487b044aae194a9850c/FLAGcfa84463a [2021-10-11 00:25:04,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/data/00e30e246/6aa074c95ea44487b044aae194a9850c [2021-10-11 00:25:04,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:25:04,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:25:04,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:25:04,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:25:04,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:25:04,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:25:04" (1/1) ... [2021-10-11 00:25:04,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d690f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:04, skipping insertion in model container [2021-10-11 00:25:04,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:25:04" (1/1) ... [2021-10-11 00:25:04,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:25:05,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:25:05,345 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17654,17667] [2021-10-11 00:25:05,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:25:05,358 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:25:05,431 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17654,17667] [2021-10-11 00:25:05,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:25:05,461 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:25:05,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05 WrapperNode [2021-10-11 00:25:05,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:25:05,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:25:05,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:25:05,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:25:05,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:25:05,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:25:05,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:25:05,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:25:05,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... [2021-10-11 00:25:05,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:25:05,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:25:05,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:25:05,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:25:05,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:25:05,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:25:05,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:25:05,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:25:05,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:25:06,680 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:25:06,680 INFO L299 CfgBuilder]: Removed 120 assume(true) statements. [2021-10-11 00:25:06,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:25:06 BoogieIcfgContainer [2021-10-11 00:25:06,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:25:06,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:25:06,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:25:06,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:25:06,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:25:04" (1/3) ... [2021-10-11 00:25:06,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ae6f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:25:06, skipping insertion in model container [2021-10-11 00:25:06,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:25:05" (2/3) ... [2021-10-11 00:25:06,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ae6f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:25:06, skipping insertion in model container [2021-10-11 00:25:06,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:25:06" (3/3) ... [2021-10-11 00:25:06,694 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product41.cil.c [2021-10-11 00:25:06,710 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:25:06,714 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:25:06,724 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:25:06,762 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:25:06,762 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:25:06,763 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:25:06,763 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:25:06,763 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:25:06,763 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:25:06,763 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:25:06,763 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:25:06,784 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2021-10-11 00:25:06,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:25:06,792 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:06,793 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:06,793 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:06,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:06,801 INFO L82 PathProgramCache]: Analyzing trace with hash -611333278, now seen corresponding path program 1 times [2021-10-11 00:25:06,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:06,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201261455] [2021-10-11 00:25:06,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:07,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:07,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201261455] [2021-10-11 00:25:07,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:07,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:25:07,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291683951] [2021-10-11 00:25:07,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:25:07,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:07,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:25:07,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:25:07,139 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 2 states. [2021-10-11 00:25:07,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:07,170 INFO L93 Difference]: Finished difference Result 180 states and 269 transitions. [2021-10-11 00:25:07,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:25:07,171 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:25:07,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:07,188 INFO L225 Difference]: With dead ends: 180 [2021-10-11 00:25:07,189 INFO L226 Difference]: Without dead ends: 89 [2021-10-11 00:25:07,192 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:25:07,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-11 00:25:07,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2021-10-11 00:25:07,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2021-10-11 00:25:07,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 126 transitions. [2021-10-11 00:25:07,262 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 126 transitions. Word has length 18 [2021-10-11 00:25:07,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:07,262 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 126 transitions. [2021-10-11 00:25:07,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:25:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2021-10-11 00:25:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:25:07,264 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:07,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:07,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:25:07,264 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:07,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:07,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1493643632, now seen corresponding path program 1 times [2021-10-11 00:25:07,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:07,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515158326] [2021-10-11 00:25:07,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:07,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:07,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515158326] [2021-10-11 00:25:07,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:07,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:25:07,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318269040] [2021-10-11 00:25:07,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:25:07,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:07,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:25:07,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:25:07,416 INFO L87 Difference]: Start difference. First operand 89 states and 126 transitions. Second operand 3 states. [2021-10-11 00:25:07,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:07,427 INFO L93 Difference]: Finished difference Result 89 states and 126 transitions. [2021-10-11 00:25:07,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:25:07,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:25:07,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:07,429 INFO L225 Difference]: With dead ends: 89 [2021-10-11 00:25:07,429 INFO L226 Difference]: Without dead ends: 39 [2021-10-11 00:25:07,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:25:07,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-10-11 00:25:07,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-10-11 00:25:07,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2021-10-11 00:25:07,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 55 transitions. [2021-10-11 00:25:07,436 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 55 transitions. Word has length 19 [2021-10-11 00:25:07,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:07,436 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 55 transitions. [2021-10-11 00:25:07,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:25:07,437 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2021-10-11 00:25:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:25:07,438 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:07,438 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:07,438 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:25:07,438 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:07,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:07,439 INFO L82 PathProgramCache]: Analyzing trace with hash 590350463, now seen corresponding path program 1 times [2021-10-11 00:25:07,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:07,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915160645] [2021-10-11 00:25:07,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:07,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:07,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915160645] [2021-10-11 00:25:07,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:07,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:25:07,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354589961] [2021-10-11 00:25:07,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:25:07,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:07,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:25:07,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:25:07,565 INFO L87 Difference]: Start difference. First operand 39 states and 55 transitions. Second operand 3 states. [2021-10-11 00:25:07,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:07,581 INFO L93 Difference]: Finished difference Result 72 states and 104 transitions. [2021-10-11 00:25:07,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:25:07,582 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 00:25:07,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:07,585 INFO L225 Difference]: With dead ends: 72 [2021-10-11 00:25:07,586 INFO L226 Difference]: Without dead ends: 39 [2021-10-11 00:25:07,587 INFO L677 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 [2021-10-11 00:25:07,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-10-11 00:25:07,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-10-11 00:25:07,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2021-10-11 00:25:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2021-10-11 00:25:07,602 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 24 [2021-10-11 00:25:07,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:07,602 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2021-10-11 00:25:07,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:25:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2021-10-11 00:25:07,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 00:25:07,605 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:07,605 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:07,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:25:07,605 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:07,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:07,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1748150010, now seen corresponding path program 1 times [2021-10-11 00:25:07,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:07,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240141093] [2021-10-11 00:25:07,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:07,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240141093] [2021-10-11 00:25:07,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:07,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:25:07,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090457929] [2021-10-11 00:25:07,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:25:07,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:07,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:25:07,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:25:07,687 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand 3 states. [2021-10-11 00:25:07,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:07,709 INFO L93 Difference]: Finished difference Result 95 states and 135 transitions. [2021-10-11 00:25:07,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:25:07,710 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 00:25:07,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:07,711 INFO L225 Difference]: With dead ends: 95 [2021-10-11 00:25:07,711 INFO L226 Difference]: Without dead ends: 62 [2021-10-11 00:25:07,712 INFO L677 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 [2021-10-11 00:25:07,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-10-11 00:25:07,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2021-10-11 00:25:07,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 00:25:07,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions. [2021-10-11 00:25:07,720 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 25 [2021-10-11 00:25:07,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:07,720 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions. [2021-10-11 00:25:07,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:25:07,720 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2021-10-11 00:25:07,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-11 00:25:07,721 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:07,722 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:07,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:25:07,722 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:07,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:07,722 INFO L82 PathProgramCache]: Analyzing trace with hash 787955310, now seen corresponding path program 1 times [2021-10-11 00:25:07,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:07,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161527509] [2021-10-11 00:25:07,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:07,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:07,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161527509] [2021-10-11 00:25:07,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:07,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:25:07,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910854098] [2021-10-11 00:25:07,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:25:07,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:07,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:25:07,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:25:07,815 INFO L87 Difference]: Start difference. First operand 60 states and 84 transitions. Second operand 5 states. [2021-10-11 00:25:07,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:07,966 INFO L93 Difference]: Finished difference Result 314 states and 458 transitions. [2021-10-11 00:25:07,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:25:07,967 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2021-10-11 00:25:07,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:07,971 INFO L225 Difference]: With dead ends: 314 [2021-10-11 00:25:07,971 INFO L226 Difference]: Without dead ends: 260 [2021-10-11 00:25:07,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:25:07,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-10-11 00:25:07,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 106. [2021-10-11 00:25:07,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2021-10-11 00:25:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 146 transitions. [2021-10-11 00:25:07,999 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 146 transitions. Word has length 31 [2021-10-11 00:25:08,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:08,000 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 146 transitions. [2021-10-11 00:25:08,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:25:08,000 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 146 transitions. [2021-10-11 00:25:08,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:25:08,006 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:08,006 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:08,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:25:08,006 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:08,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:08,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1324804560, now seen corresponding path program 1 times [2021-10-11 00:25:08,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:08,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53815142] [2021-10-11 00:25:08,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:08,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:08,093 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53815142] [2021-10-11 00:25:08,093 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:08,093 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:25:08,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251194891] [2021-10-11 00:25:08,094 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:25:08,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:08,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:25:08,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:25:08,095 INFO L87 Difference]: Start difference. First operand 106 states and 146 transitions. Second operand 4 states. [2021-10-11 00:25:08,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:08,173 INFO L93 Difference]: Finished difference Result 212 states and 299 transitions. [2021-10-11 00:25:08,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:25:08,174 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 00:25:08,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:08,175 INFO L225 Difference]: With dead ends: 212 [2021-10-11 00:25:08,175 INFO L226 Difference]: Without dead ends: 158 [2021-10-11 00:25:08,176 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:25:08,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-10-11 00:25:08,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 155. [2021-10-11 00:25:08,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2021-10-11 00:25:08,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 215 transitions. [2021-10-11 00:25:08,190 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 215 transitions. Word has length 32 [2021-10-11 00:25:08,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:08,190 INFO L481 AbstractCegarLoop]: Abstraction has 155 states and 215 transitions. [2021-10-11 00:25:08,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:25:08,190 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 215 transitions. [2021-10-11 00:25:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:25:08,191 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:08,191 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:08,191 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:25:08,192 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:08,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:08,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1959045486, now seen corresponding path program 1 times [2021-10-11 00:25:08,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:08,193 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82210143] [2021-10-11 00:25:08,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:08,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82210143] [2021-10-11 00:25:08,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:08,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:25:08,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675584605] [2021-10-11 00:25:08,265 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:25:08,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:08,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:25:08,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:25:08,267 INFO L87 Difference]: Start difference. First operand 155 states and 215 transitions. Second operand 4 states. [2021-10-11 00:25:08,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:08,310 INFO L93 Difference]: Finished difference Result 412 states and 582 transitions. [2021-10-11 00:25:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:25:08,311 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-10-11 00:25:08,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:08,315 INFO L225 Difference]: With dead ends: 412 [2021-10-11 00:25:08,315 INFO L226 Difference]: Without dead ends: 308 [2021-10-11 00:25:08,317 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:25:08,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2021-10-11 00:25:08,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 155. [2021-10-11 00:25:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2021-10-11 00:25:08,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 214 transitions. [2021-10-11 00:25:08,351 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 214 transitions. Word has length 32 [2021-10-11 00:25:08,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:08,351 INFO L481 AbstractCegarLoop]: Abstraction has 155 states and 214 transitions. [2021-10-11 00:25:08,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:25:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 214 transitions. [2021-10-11 00:25:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:25:08,353 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:08,353 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:08,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:25:08,353 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:08,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:08,354 INFO L82 PathProgramCache]: Analyzing trace with hash -2077756372, now seen corresponding path program 1 times [2021-10-11 00:25:08,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:08,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800250304] [2021-10-11 00:25:08,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:08,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:08,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800250304] [2021-10-11 00:25:08,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:08,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:25:08,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963807649] [2021-10-11 00:25:08,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:25:08,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:08,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:25:08,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:25:08,415 INFO L87 Difference]: Start difference. First operand 155 states and 214 transitions. Second operand 6 states. [2021-10-11 00:25:08,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:08,516 INFO L93 Difference]: Finished difference Result 524 states and 737 transitions. [2021-10-11 00:25:08,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:25:08,517 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2021-10-11 00:25:08,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:08,519 INFO L225 Difference]: With dead ends: 524 [2021-10-11 00:25:08,519 INFO L226 Difference]: Without dead ends: 375 [2021-10-11 00:25:08,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-10-11 00:25:08,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-10-11 00:25:08,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 161. [2021-10-11 00:25:08,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2021-10-11 00:25:08,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 219 transitions. [2021-10-11 00:25:08,547 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 219 transitions. Word has length 32 [2021-10-11 00:25:08,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:08,548 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 219 transitions. [2021-10-11 00:25:08,548 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:25:08,548 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 219 transitions. [2021-10-11 00:25:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 00:25:08,552 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:08,553 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:08,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:25:08,554 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:08,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:08,554 INFO L82 PathProgramCache]: Analyzing trace with hash 662884577, now seen corresponding path program 1 times [2021-10-11 00:25:08,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:08,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392360500] [2021-10-11 00:25:08,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:08,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:08,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392360500] [2021-10-11 00:25:08,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:08,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:25:08,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437626266] [2021-10-11 00:25:08,663 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:25:08,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:08,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:25:08,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:25:08,665 INFO L87 Difference]: Start difference. First operand 161 states and 219 transitions. Second operand 6 states. [2021-10-11 00:25:08,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:08,898 INFO L93 Difference]: Finished difference Result 1154 states and 1559 transitions. [2021-10-11 00:25:08,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-11 00:25:08,899 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 00:25:08,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:08,907 INFO L225 Difference]: With dead ends: 1154 [2021-10-11 00:25:08,907 INFO L226 Difference]: Without dead ends: 999 [2021-10-11 00:25:08,908 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-11 00:25:08,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2021-10-11 00:25:08,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 302. [2021-10-11 00:25:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2021-10-11 00:25:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 406 transitions. [2021-10-11 00:25:08,958 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 406 transitions. Word has length 35 [2021-10-11 00:25:08,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:08,960 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 406 transitions. [2021-10-11 00:25:08,960 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:25:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 406 transitions. [2021-10-11 00:25:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 00:25:08,962 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:08,962 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:08,963 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:25:08,963 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:08,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:08,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1342942947, now seen corresponding path program 1 times [2021-10-11 00:25:08,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:08,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685581395] [2021-10-11 00:25:08,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:09,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685581395] [2021-10-11 00:25:09,032 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:09,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:25:09,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292201587] [2021-10-11 00:25:09,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:25:09,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:09,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:25:09,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:25:09,034 INFO L87 Difference]: Start difference. First operand 302 states and 406 transitions. Second operand 6 states. [2021-10-11 00:25:09,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:09,238 INFO L93 Difference]: Finished difference Result 687 states and 937 transitions. [2021-10-11 00:25:09,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:25:09,241 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2021-10-11 00:25:09,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:09,242 INFO L225 Difference]: With dead ends: 687 [2021-10-11 00:25:09,242 INFO L226 Difference]: Without dead ends: 121 [2021-10-11 00:25:09,243 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-10-11 00:25:09,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-10-11 00:25:09,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 96. [2021-10-11 00:25:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2021-10-11 00:25:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 115 transitions. [2021-10-11 00:25:09,254 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 115 transitions. Word has length 35 [2021-10-11 00:25:09,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:09,254 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 115 transitions. [2021-10-11 00:25:09,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:25:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2021-10-11 00:25:09,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 00:25:09,256 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:25:09,256 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:25:09,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:25:09,257 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:25:09,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:25:09,257 INFO L82 PathProgramCache]: Analyzing trace with hash 384013147, now seen corresponding path program 1 times [2021-10-11 00:25:09,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:25:09,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644018954] [2021-10-11 00:25:09,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:25:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:25:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:25:09,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644018954] [2021-10-11 00:25:09,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:25:09,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:25:09,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571946181] [2021-10-11 00:25:09,323 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:25:09,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:25:09,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:25:09,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:25:09,325 INFO L87 Difference]: Start difference. First operand 96 states and 115 transitions. Second operand 5 states. [2021-10-11 00:25:09,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:25:09,437 INFO L93 Difference]: Finished difference Result 228 states and 273 transitions. [2021-10-11 00:25:09,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:25:09,438 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2021-10-11 00:25:09,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:25:09,439 INFO L225 Difference]: With dead ends: 228 [2021-10-11 00:25:09,439 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:25:09,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:25:09,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:25:09,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:25:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:25:09,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:25:09,440 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2021-10-11 00:25:09,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:25:09,441 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:25:09,441 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:25:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:25:09,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:25:09,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:25:09,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:25:09,585 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 87 [2021-10-11 00:25:09,824 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 82 [2021-10-11 00:25:10,123 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 98 [2021-10-11 00:25:10,278 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 110 [2021-10-11 00:25:10,557 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 30 [2021-10-11 00:25:10,777 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 44 [2021-10-11 00:25:10,968 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2021-10-11 00:25:11,163 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 42 [2021-10-11 00:25:11,425 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 40 [2021-10-11 00:25:11,636 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2021-10-11 00:25:11,877 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-10-11 00:25:12,092 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 24 [2021-10-11 00:25:12,618 WARN L197 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 27 [2021-10-11 00:25:12,958 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 29 [2021-10-11 00:25:12,960 INFO L262 CegarLoopResult]: For program point L382(lines 382 386) no Hoare annotation was computed. [2021-10-11 00:25:12,960 INFO L262 CegarLoopResult]: For program point L349(lines 349 355) no Hoare annotation was computed. [2021-10-11 00:25:12,960 INFO L262 CegarLoopResult]: For program point L283(lines 283 289) no Hoare annotation was computed. [2021-10-11 00:25:12,960 INFO L262 CegarLoopResult]: For program point L349-2(lines 349 355) no Hoare annotation was computed. [2021-10-11 00:25:12,961 INFO L258 CegarLoopResult]: At program point L283-1(lines 283 289) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse4 .cse7 .cse8 .cse5 .cse6) (and .cse0 .cse7 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse3 .cse4 .cse8 .cse5 .cse6) (and (= ULTIMATE.start_activatePump_~tmp~1 0) (not .cse5) .cse4 .cse6))) [2021-10-11 00:25:12,961 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 924) no Hoare annotation was computed. [2021-10-11 00:25:12,961 INFO L262 CegarLoopResult]: For program point L349-4(lines 349 355) no Hoare annotation was computed. [2021-10-11 00:25:12,961 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:25:12,961 INFO L265 CegarLoopResult]: At program point L549(lines 530 552) the Hoare annotation is: true [2021-10-11 00:25:12,961 INFO L258 CegarLoopResult]: At program point L104(lines 104 110) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse4 (= ~waterLevel~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= ULTIMATE.start_processEnvironment_~tmp~0 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) .cse1 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3) (and (= ULTIMATE.start_activatePump_~tmp~1 0) (not .cse2) .cse1 .cse3))) [2021-10-11 00:25:12,961 INFO L258 CegarLoopResult]: At program point L104-1(lines 104 110) the Hoare annotation is: false [2021-10-11 00:25:12,961 INFO L258 CegarLoopResult]: At program point L104-2(lines 104 110) the Hoare annotation is: false [2021-10-11 00:25:12,962 INFO L258 CegarLoopResult]: At program point L517(lines 513 519) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:25:12,962 INFO L258 CegarLoopResult]: At program point L319(lines 272 320) the Hoare annotation is: false [2021-10-11 00:25:12,962 INFO L262 CegarLoopResult]: For program point L303(lines 303 314) no Hoare annotation was computed. [2021-10-11 00:25:12,962 INFO L258 CegarLoopResult]: At program point L452(lines 443 456) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse1 .cse4 .cse5) (and .cse6 .cse2 .cse1 .cse4 .cse5) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse5))) [2021-10-11 00:25:12,962 INFO L258 CegarLoopResult]: At program point L452-1(lines 443 456) the Hoare annotation is: false [2021-10-11 00:25:12,962 INFO L258 CegarLoopResult]: At program point L452-2(lines 443 456) the Hoare annotation is: false [2021-10-11 00:25:12,962 INFO L258 CegarLoopResult]: At program point L469-2(lines 469 483) the Hoare annotation is: false [2021-10-11 00:25:12,962 INFO L262 CegarLoopResult]: For program point L370(lines 370 374) no Hoare annotation was computed. [2021-10-11 00:25:12,963 INFO L262 CegarLoopResult]: For program point L370-3(lines 370 374) no Hoare annotation was computed. [2021-10-11 00:25:12,963 INFO L262 CegarLoopResult]: For program point L370-6(lines 370 374) no Hoare annotation was computed. [2021-10-11 00:25:12,963 INFO L258 CegarLoopResult]: At program point L255(lines 240 258) the Hoare annotation is: (let ((.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse10 (<= 2 ~waterLevel~0)) (.cse0 (= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse7 .cse2 .cse9 .cse10 .cse3 .cse4) (and .cse0 .cse2 .cse8 .cse3 .cse4))) [2021-10-11 00:25:12,963 INFO L258 CegarLoopResult]: At program point L255-1(lines 240 258) the Hoare annotation is: false [2021-10-11 00:25:12,963 INFO L258 CegarLoopResult]: At program point L255-2(lines 240 258) the Hoare annotation is: false [2021-10-11 00:25:12,963 INFO L262 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2021-10-11 00:25:12,963 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:25:12,963 INFO L262 CegarLoopResult]: For program point L339(lines 339 359) no Hoare annotation was computed. [2021-10-11 00:25:12,964 INFO L262 CegarLoopResult]: For program point L339-2(lines 339 359) no Hoare annotation was computed. [2021-10-11 00:25:12,964 INFO L262 CegarLoopResult]: For program point L339-4(lines 339 359) no Hoare annotation was computed. [2021-10-11 00:25:12,964 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:25:12,964 INFO L258 CegarLoopResult]: At program point L191(lines 184 194) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 1)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse8 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (not (= ULTIMATE.start_processEnvironment_~tmp~0 0))) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse13 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse14 (<= 2 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse10 .cse11 .cse2 .cse12 .cse3 .cse13 .cse14 .cse6 .cse7) (and .cse1 .cse9 .cse10 .cse2 .cse3 .cse6 .cse7) (and .cse0 .cse8 .cse11 .cse2 .cse12 .cse3 .cse4 .cse13 .cse14 .cse5 .cse6 .cse7))) [2021-10-11 00:25:12,964 INFO L258 CegarLoopResult]: At program point L191-1(lines 184 194) the Hoare annotation is: false [2021-10-11 00:25:12,964 INFO L258 CegarLoopResult]: At program point L191-2(lines 184 194) the Hoare annotation is: false [2021-10-11 00:25:12,965 INFO L258 CegarLoopResult]: At program point L439(lines 434 442) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 1) .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 (= |ULTIMATE.start_getWaterLevel_#res| 1)) (and (not .cse1) (= ULTIMATE.start_activatePump_~tmp~1 0) .cse0 .cse2))) [2021-10-11 00:25:12,965 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 924) no Hoare annotation was computed. [2021-10-11 00:25:12,965 INFO L258 CegarLoopResult]: At program point L439-1(lines 434 442) the Hoare annotation is: false [2021-10-11 00:25:12,965 INFO L258 CegarLoopResult]: At program point L439-2(lines 434 442) the Hoare annotation is: false [2021-10-11 00:25:12,965 INFO L262 CegarLoopResult]: For program point L274(lines 273 318) no Hoare annotation was computed. [2021-10-11 00:25:12,965 INFO L262 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2021-10-11 00:25:12,965 INFO L262 CegarLoopResult]: For program point L473-1(lines 97 103) no Hoare annotation was computed. [2021-10-11 00:25:12,965 INFO L258 CegarLoopResult]: At program point L407(lines 402 410) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (not (= ULTIMATE.start_processEnvironment_~tmp~0 0))) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse12 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0))) (.cse13 (<= 2 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse1 .cse11 .cse2 .cse12 .cse13 .cse5 .cse6) (and .cse0 .cse8 .cse9 .cse1 .cse2 .cse5 .cse6) (and .cse7 .cse10 .cse1 .cse11 .cse2 .cse3 .cse12 .cse13 .cse4 .cse5 .cse6))) [2021-10-11 00:25:12,966 INFO L258 CegarLoopResult]: At program point L407-1(lines 402 410) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse0 (= ~waterLevel~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= ULTIMATE.start_processEnvironment_~tmp~0 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) .cse3 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (<= 2 ~waterLevel~0) .cse4 .cse5) (and .cse0 .cse3 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5) (and (= ULTIMATE.start_activatePump_~tmp~1 0) (not .cse4) .cse3 .cse5))) [2021-10-11 00:25:12,966 INFO L258 CegarLoopResult]: At program point L407-2(lines 402 410) the Hoare annotation is: false [2021-10-11 00:25:12,966 INFO L258 CegarLoopResult]: At program point L407-3(lines 402 410) the Hoare annotation is: false [2021-10-11 00:25:12,966 INFO L262 CegarLoopResult]: For program point L275(lines 275 279) no Hoare annotation was computed. [2021-10-11 00:25:12,966 INFO L258 CegarLoopResult]: At program point L407-4(lines 402 410) the Hoare annotation is: false [2021-10-11 00:25:12,966 INFO L258 CegarLoopResult]: At program point L407-5(lines 402 410) the Hoare annotation is: false [2021-10-11 00:25:12,966 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:25:12,966 INFO L262 CegarLoopResult]: For program point L540(lines 540 547) no Hoare annotation was computed. [2021-10-11 00:25:12,967 INFO L265 CegarLoopResult]: At program point L540-1(lines 540 547) the Hoare annotation is: true [2021-10-11 00:25:12,967 INFO L262 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2021-10-11 00:25:12,967 INFO L262 CegarLoopResult]: For program point L309-2(lines 97 103) no Hoare annotation was computed. [2021-10-11 00:25:12,967 INFO L262 CegarLoopResult]: For program point L293(lines 293 299) no Hoare annotation was computed. [2021-10-11 00:25:12,967 INFO L258 CegarLoopResult]: At program point L293-1(lines 293 299) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse3 .cse4) (and .cse6 .cse5 .cse1 .cse3 .cse4) (and (= ULTIMATE.start_activatePump_~tmp~1 0) (not .cse3) .cse1 .cse4))) [2021-10-11 00:25:12,967 INFO L262 CegarLoopResult]: For program point L129(lines 129 146) no Hoare annotation was computed. [2021-10-11 00:25:12,967 INFO L262 CegarLoopResult]: For program point L129-1(lines 129 146) no Hoare annotation was computed. [2021-10-11 00:25:12,967 INFO L262 CegarLoopResult]: For program point L129-2(lines 129 146) no Hoare annotation was computed. [2021-10-11 00:25:12,968 INFO L262 CegarLoopResult]: For program point L394(lines 394 398) no Hoare annotation was computed. [2021-10-11 00:25:12,968 INFO L258 CegarLoopResult]: At program point L97(lines 96 115) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse3 .cse4) (and .cse6 .cse5 .cse1 .cse3 .cse4) (and (= ULTIMATE.start_activatePump_~tmp~1 0) (not .cse3) .cse1 .cse4))) [2021-10-11 00:25:12,968 INFO L262 CegarLoopResult]: For program point L97-1(lines 97 103) no Hoare annotation was computed. [2021-10-11 00:25:12,968 INFO L258 CegarLoopResult]: At program point L97-2(lines 96 115) the Hoare annotation is: false [2021-10-11 00:25:12,968 INFO L258 CegarLoopResult]: At program point L97-3(lines 96 115) the Hoare annotation is: false [2021-10-11 00:25:12,968 INFO L262 CegarLoopResult]: For program point L345(lines 345 358) no Hoare annotation was computed. [2021-10-11 00:25:12,968 INFO L258 CegarLoopResult]: At program point L345-1(lines 1 927) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= ULTIMATE.start_processEnvironment_~tmp~0 0)) .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) .cse4 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (<= 2 ~waterLevel~0) .cse5 .cse6) (and (= ULTIMATE.start_activatePump_~tmp~1 0) (not .cse5) .cse4 .cse6))) [2021-10-11 00:25:12,968 INFO L262 CegarLoopResult]: For program point L345-2(lines 345 358) no Hoare annotation was computed. [2021-10-11 00:25:12,969 INFO L258 CegarLoopResult]: At program point L345-3(lines 1 927) the Hoare annotation is: false [2021-10-11 00:25:12,969 INFO L262 CegarLoopResult]: For program point L345-4(lines 345 358) no Hoare annotation was computed. [2021-10-11 00:25:12,969 INFO L258 CegarLoopResult]: At program point L345-5(lines 1 927) the Hoare annotation is: false [2021-10-11 00:25:12,969 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:25:12,969 INFO L262 CegarLoopResult]: For program point L924(line 924) no Hoare annotation was computed. [2021-10-11 00:25:12,969 INFO L262 CegarLoopResult]: For program point L924-1(line 924) no Hoare annotation was computed. [2021-10-11 00:25:12,969 INFO L262 CegarLoopResult]: For program point L924-2(line 924) no Hoare annotation was computed. [2021-10-11 00:25:12,969 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 924) no Hoare annotation was computed. [2021-10-11 00:25:12,969 INFO L262 CegarLoopResult]: For program point L166(lines 166 172) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L133(lines 133 141) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L133-1(lines 133 141) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L166-2(lines 166 172) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L258 CegarLoopResult]: At program point L67(lines 1 927) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 141) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L166-4(lines 166 172) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L447(lines 447 453) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L447-1(lines 447 453) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L447-2(lines 447 453) no Hoare annotation was computed. [2021-10-11 00:25:12,970 INFO L262 CegarLoopResult]: For program point L249(lines 249 253) no Hoare annotation was computed. [2021-10-11 00:25:12,971 INFO L262 CegarLoopResult]: For program point L249-2(lines 249 253) no Hoare annotation was computed. [2021-10-11 00:25:12,971 INFO L262 CegarLoopResult]: For program point L249-3(lines 249 253) no Hoare annotation was computed. [2021-10-11 00:25:12,971 INFO L262 CegarLoopResult]: For program point L249-5(lines 249 253) no Hoare annotation was computed. [2021-10-11 00:25:12,971 INFO L262 CegarLoopResult]: For program point L249-6(lines 249 253) no Hoare annotation was computed. [2021-10-11 00:25:12,971 INFO L262 CegarLoopResult]: For program point L249-8(lines 249 253) no Hoare annotation was computed. [2021-10-11 00:25:12,971 INFO L258 CegarLoopResult]: At program point L200(lines 195 203) the Hoare annotation is: (and (not (= ~pumpRunning~0 0)) (= ULTIMATE.start_activatePump_~tmp~1 0) (= 1 ~systemActive~0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:25:12,971 INFO L258 CegarLoopResult]: At program point L200-1(lines 195 203) the Hoare annotation is: false [2021-10-11 00:25:12,971 INFO L258 CegarLoopResult]: At program point L200-2(lines 195 203) the Hoare annotation is: false [2021-10-11 00:25:13,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:25:13 BoogieIcfgContainer [2021-10-11 00:25:13,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:25:13,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:25:13,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:25:13,004 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:25:13,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:25:06" (3/4) ... [2021-10-11 00:25:13,007 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:25:13,024 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:25:13,025 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:25:13,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:25:13,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:25:13,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:25:13,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:25:13,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:25:13,053 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 1) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) [2021-10-11 00:25:13,053 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) [2021-10-11 00:25:13,054 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) [2021-10-11 00:25:13,055 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) [2021-10-11 00:25:13,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:25:13,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((!(pumpRunning == 0) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-10-11 00:25:13,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((!(\result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:25:13,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == 0) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0 [2021-10-11 00:25:13,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((waterLevel == 1 && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((!(\result == 0) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:25:13,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 0 && waterLevel == 1) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && !(\result == 0)) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:25:13,111 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e8a88d-4e27-4f9b-9816-d2bc5ad494d2/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:25:13,111 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:25:13,112 INFO L168 Benchmark]: Toolchain (without parser) took 8143.98 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 81.3 MB in the beginning and 105.0 MB in the end (delta: -23.7 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:13,112 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 117.4 MB. Free memory was 91.8 MB in the beginning and 91.8 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:25:13,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.17 ms. Allocated memory is still 117.4 MB. Free memory was 81.1 MB in the beginning and 81.8 MB in the end (delta: -748.2 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:13,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.37 ms. Allocated memory is still 117.4 MB. Free memory was 81.8 MB in the beginning and 78.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:13,113 INFO L168 Benchmark]: Boogie Preprocessor took 69.46 ms. Allocated memory is still 117.4 MB. Free memory was 78.2 MB in the beginning and 76.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:13,114 INFO L168 Benchmark]: RCFGBuilder took 1066.01 ms. Allocated memory is still 117.4 MB. Free memory was 76.0 MB in the beginning and 73.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:13,114 INFO L168 Benchmark]: TraceAbstraction took 6316.74 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 72.3 MB in the beginning and 113.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:13,114 INFO L168 Benchmark]: Witness Printer took 106.83 ms. Allocated memory is still 172.0 MB. Free memory was 113.4 MB in the beginning and 105.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:25:13,116 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 117.4 MB. Free memory was 91.8 MB in the beginning and 91.8 MB in the end (delta: 27.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 478.17 ms. Allocated memory is still 117.4 MB. Free memory was 81.1 MB in the beginning and 81.8 MB in the end (delta: -748.2 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.37 ms. Allocated memory is still 117.4 MB. Free memory was 81.8 MB in the beginning and 78.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.46 ms. Allocated memory is still 117.4 MB. Free memory was 78.2 MB in the beginning and 76.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1066.01 ms. Allocated memory is still 117.4 MB. Free memory was 76.0 MB in the beginning and 73.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6316.74 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 72.3 MB in the beginning and 113.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. * Witness Printer took 106.83 ms. Allocated memory is still 172.0 MB. Free memory was 113.4 MB in the beginning and 105.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 924]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 924]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 924]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((\result == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 1) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: ((((((((waterLevel == 1 && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((((!(\result == 0) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: (((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: ((((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((!(\result == 0) && \result == 0) && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: (((((((((\result == 0 && waterLevel == 1) && !(tmp == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((((((((!(\result == 0) && \result == 1) && methaneLevelCritical == 1) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && !(tmp___0 == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && \result == 1) && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((\result == 0 && !(\result == 0)) && \result == 0) && !(tmp == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && !(tmp___0 == 0)) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (((((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: ((((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((!(pumpRunning == 0) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (((!(pumpRunning == 0) && tmp == 0) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: (((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 402]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((tmp == 0 && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.6s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 992 SDtfs, 1316 SDslu, 1679 SDs, 0 SdLazy, 236 SolverSat, 35 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=302occurred in iteration=9, 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, 11 MinimizatonAttempts, 1248 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 186 NumberOfFragments, 1046 HoareAnnotationTreeSize, 39 FomulaSimplifications, 151870 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 39 FomulaSimplificationsInter, 10499 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 319 NumberOfCodeBlocks, 319 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 19459 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...