./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.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_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/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_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/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_b02856b9-e1b5-4f23-958e-0300ba36198a/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 10f6db361160ad683c5ff0095ebb60e0648efb18 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:21:55,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:21:55,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:21:55,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:21:55,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:21:55,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:21:55,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:21:55,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:21:55,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:21:55,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:21:55,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:21:55,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:21:55,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:21:55,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:21:55,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:21:55,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:21:55,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:21:55,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:21:55,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:21:55,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:21:55,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:21:55,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:21:55,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:21:55,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:21:55,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:21:55,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:21:55,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:21:55,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:21:55,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:21:55,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:21:55,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:21:55,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:21:55,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:21:55,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:21:55,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:21:55,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:21:55,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:21:55,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:21:55,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:21:55,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:21:55,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:21:55,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:21:55,638 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:21:55,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:21:55,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:21:55,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:21:55,641 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:21:55,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:21:55,641 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:21:55,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:21:55,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:21:55,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:21:55,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:21:55,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:21:55,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:21:55,643 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:21:55,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:21:55,644 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:21:55,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:21:55,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:21:55,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:21:55,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:21:55,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:55,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:21:55,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:21:55,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:21:55,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:21:55,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:21:55,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:21:55,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:21:55,647 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_b02856b9-e1b5-4f23-958e-0300ba36198a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f6db361160ad683c5ff0095ebb60e0648efb18 [2021-10-11 00:21:55,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:21:55,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:21:55,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:21:55,926 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:21:55,927 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:21:55,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-10-11 00:21:56,005 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/data/e4e019c46/752d377e45c247e3ade6ca3b3981e03f/FLAG8c93a694e [2021-10-11 00:21:56,544 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:21:56,547 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c [2021-10-11 00:21:56,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/data/e4e019c46/752d377e45c247e3ade6ca3b3981e03f/FLAG8c93a694e [2021-10-11 00:21:56,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/data/e4e019c46/752d377e45c247e3ade6ca3b3981e03f [2021-10-11 00:21:56,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:21:56,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:21:56,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:56,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:21:56,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:21:56,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:56" (1/1) ... [2021-10-11 00:21:56,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2964de4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:56, skipping insertion in model container [2021-10-11 00:21:56,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:56" (1/1) ... [2021-10-11 00:21:56,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:21:56,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:57,146 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_b02856b9-e1b5-4f23-958e-0300ba36198a/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[1817,1830] [2021-10-11 00:21:57,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:57,257 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:21:57,273 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_b02856b9-e1b5-4f23-958e-0300ba36198a/sv-benchmarks/c/product-lines/minepump_spec4_product15.cil.c[1817,1830] [2021-10-11 00:21:57,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:57,379 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:21:57,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57 WrapperNode [2021-10-11 00:21:57,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:57,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:57,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:21:57,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:21:57,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:57,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:21:57,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:21:57,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:21:57,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... [2021-10-11 00:21:57,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:21:57,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:21:57,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:21:57,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:21:57,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/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 00:21:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:21:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:21:57,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:21:57,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:21:58,644 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:21:58,645 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-11 00:21:58,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:58 BoogieIcfgContainer [2021-10-11 00:21:58,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:21:58,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:21:58,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:21:58,653 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:21:58,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:21:56" (1/3) ... [2021-10-11 00:21:58,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c469633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:58, skipping insertion in model container [2021-10-11 00:21:58,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:57" (2/3) ... [2021-10-11 00:21:58,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c469633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:58, skipping insertion in model container [2021-10-11 00:21:58,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:58" (3/3) ... [2021-10-11 00:21:58,657 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product15.cil.c [2021-10-11 00:21:58,673 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:21:58,677 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:21:58,690 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:21:58,717 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:21:58,718 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:21:58,718 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:21:58,718 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:21:58,718 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:21:58,719 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:21:58,719 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:21:58,719 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:21:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2021-10-11 00:21:58,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:21:58,742 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:58,743 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:58,744 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:58,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:58,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1114813757, now seen corresponding path program 1 times [2021-10-11 00:21:58,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:58,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137875887] [2021-10-11 00:21:58,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:59,033 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 00:21:59,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137875887] [2021-10-11 00:21:59,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:59,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:21:59,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16275954] [2021-10-11 00:21:59,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:21:59,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:59,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:21:59,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:21:59,092 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2021-10-11 00:21:59,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:59,135 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-10-11 00:21:59,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:21:59,136 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:21:59,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:59,171 INFO L225 Difference]: With dead ends: 136 [2021-10-11 00:21:59,172 INFO L226 Difference]: Without dead ends: 67 [2021-10-11 00:21:59,175 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 00:21:59,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-11 00:21:59,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-10-11 00:21:59,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2021-10-11 00:21:59,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2021-10-11 00:21:59,213 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2021-10-11 00:21:59,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:59,214 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2021-10-11 00:21:59,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:21:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-10-11 00:21:59,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:21:59,215 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:59,215 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:21:59,216 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:21:59,216 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:59,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:59,217 INFO L82 PathProgramCache]: Analyzing trace with hash 2133396642, now seen corresponding path program 1 times [2021-10-11 00:21:59,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:59,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121012904] [2021-10-11 00:21:59,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:59,347 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 00:21:59,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121012904] [2021-10-11 00:21:59,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:59,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:59,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529315599] [2021-10-11 00:21:59,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:59,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:59,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:59,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:59,351 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2021-10-11 00:21:59,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:59,363 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2021-10-11 00:21:59,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:59,366 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:21:59,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:59,370 INFO L225 Difference]: With dead ends: 67 [2021-10-11 00:21:59,370 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 00:21:59,371 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 00:21:59,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 00:21:59,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 00:21:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 00:21:59,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 00:21:59,384 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 00:21:59,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:59,385 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 00:21:59,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:59,385 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 00:21:59,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:21:59,387 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:59,388 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] [2021-10-11 00:21:59,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:21:59,389 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:59,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:59,392 INFO L82 PathProgramCache]: Analyzing trace with hash 719253894, now seen corresponding path program 1 times [2021-10-11 00:21:59,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:59,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323906568] [2021-10-11 00:21:59,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:59,592 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 00:21:59,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323906568] [2021-10-11 00:21:59,593 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:59,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:59,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776999611] [2021-10-11 00:21:59,594 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:21:59,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:59,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:21:59,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:21:59,596 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 6 states. [2021-10-11 00:21:59,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:59,814 INFO L93 Difference]: Finished difference Result 110 states and 160 transitions. [2021-10-11 00:21:59,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:21:59,814 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2021-10-11 00:21:59,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:59,816 INFO L225 Difference]: With dead ends: 110 [2021-10-11 00:21:59,816 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 00:21:59,817 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:21:59,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 00:21:59,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 52. [2021-10-11 00:21:59,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2021-10-11 00:21:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2021-10-11 00:21:59,828 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2021-10-11 00:21:59,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:59,829 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2021-10-11 00:21:59,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:21:59,829 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-10-11 00:21:59,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 00:21:59,830 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:59,830 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] [2021-10-11 00:21:59,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:21:59,831 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:59,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:59,832 INFO L82 PathProgramCache]: Analyzing trace with hash -842737206, now seen corresponding path program 1 times [2021-10-11 00:21:59,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:59,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225117366] [2021-10-11 00:21:59,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:59,932 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 00:21:59,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225117366] [2021-10-11 00:21:59,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:59,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 00:21:59,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502148078] [2021-10-11 00:21:59,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 00:21:59,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:59,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:21:59,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:21:59,935 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand 8 states. [2021-10-11 00:22:00,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:00,327 INFO L93 Difference]: Finished difference Result 317 states and 489 transitions. [2021-10-11 00:22:00,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 00:22:00,328 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2021-10-11 00:22:00,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:00,336 INFO L225 Difference]: With dead ends: 317 [2021-10-11 00:22:00,336 INFO L226 Difference]: Without dead ends: 271 [2021-10-11 00:22:00,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2021-10-11 00:22:00,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2021-10-11 00:22:00,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 130. [2021-10-11 00:22:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2021-10-11 00:22:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 187 transitions. [2021-10-11 00:22:00,377 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 187 transitions. Word has length 23 [2021-10-11 00:22:00,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:00,378 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 187 transitions. [2021-10-11 00:22:00,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 00:22:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 187 transitions. [2021-10-11 00:22:00,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:22:00,382 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:00,382 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 00:22:00,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:22:00,382 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:00,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:00,383 INFO L82 PathProgramCache]: Analyzing trace with hash 767593024, now seen corresponding path program 1 times [2021-10-11 00:22:00,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:00,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839006816] [2021-10-11 00:22:00,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:00,480 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 00:22:00,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839006816] [2021-10-11 00:22:00,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:00,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:22:00,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6882702] [2021-10-11 00:22:00,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:22:00,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:00,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:00,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:00,485 INFO L87 Difference]: Start difference. First operand 130 states and 187 transitions. Second operand 3 states. [2021-10-11 00:22:00,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:00,512 INFO L93 Difference]: Finished difference Result 239 states and 346 transitions. [2021-10-11 00:22:00,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:22:00,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 00:22:00,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:00,516 INFO L225 Difference]: With dead ends: 239 [2021-10-11 00:22:00,516 INFO L226 Difference]: Without dead ends: 115 [2021-10-11 00:22:00,520 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 00:22:00,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-10-11 00:22:00,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2021-10-11 00:22:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2021-10-11 00:22:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 153 transitions. [2021-10-11 00:22:00,551 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 153 transitions. Word has length 24 [2021-10-11 00:22:00,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:00,551 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 153 transitions. [2021-10-11 00:22:00,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:22:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 153 transitions. [2021-10-11 00:22:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-11 00:22:00,558 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:00,558 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:00,558 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:22:00,558 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:00,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:00,559 INFO L82 PathProgramCache]: Analyzing trace with hash 402720837, now seen corresponding path program 1 times [2021-10-11 00:22:00,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:00,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345425931] [2021-10-11 00:22:00,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:00,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345425931] [2021-10-11 00:22:00,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175115649] [2021-10-11 00:22:00,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:22:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:00,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:22:00,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:01,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:22:01,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-10-11 00:22:01,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814565584] [2021-10-11 00:22:01,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:22:01,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:01,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:22:01,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:01,050 INFO L87 Difference]: Start difference. First operand 115 states and 153 transitions. Second operand 4 states. [2021-10-11 00:22:01,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:01,153 INFO L93 Difference]: Finished difference Result 150 states and 201 transitions. [2021-10-11 00:22:01,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:22:01,154 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 39 [2021-10-11 00:22:01,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:01,154 INFO L225 Difference]: With dead ends: 150 [2021-10-11 00:22:01,155 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:22:01,155 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 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 00:22:01,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:22:01,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:22:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:22:01,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:22:01,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2021-10-11 00:22:01,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:01,157 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:01,157 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:22:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:22:01,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:22:01,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-11 00:22:01,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:22:01,699 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2021-10-11 00:22:01,819 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2021-10-11 00:22:02,243 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 00:22:02,244 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:22:02,244 INFO L262 CegarLoopResult]: For program point L796(lines 796 800) no Hoare annotation was computed. [2021-10-11 00:22:02,244 INFO L262 CegarLoopResult]: For program point L796-1(lines 176 182) no Hoare annotation was computed. [2021-10-11 00:22:02,244 INFO L258 CegarLoopResult]: At program point L152(lines 103 153) the Hoare annotation is: false [2021-10-11 00:22:02,245 INFO L262 CegarLoopResult]: For program point L863(lines 863 870) no Hoare annotation was computed. [2021-10-11 00:22:02,246 INFO L265 CegarLoopResult]: At program point L863-1(lines 863 870) the Hoare annotation is: true [2021-10-11 00:22:02,246 INFO L262 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2021-10-11 00:22:02,246 INFO L258 CegarLoopResult]: At program point L269(lines 262 272) the Hoare annotation is: false [2021-10-11 00:22:02,246 INFO L258 CegarLoopResult]: At program point L269-1(lines 262 272) the Hoare annotation is: false [2021-10-11 00:22:02,246 INFO L258 CegarLoopResult]: At program point L269-2(lines 262 272) the Hoare annotation is: false [2021-10-11 00:22:02,246 INFO L262 CegarLoopResult]: For program point L105(lines 104 151) no Hoare annotation was computed. [2021-10-11 00:22:02,247 INFO L262 CegarLoopResult]: For program point L106(lines 106 110) no Hoare annotation was computed. [2021-10-11 00:22:02,247 INFO L262 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-11 00:22:02,247 INFO L258 CegarLoopResult]: At program point L140-1(lines 176 182) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2021-10-11 00:22:02,247 INFO L262 CegarLoopResult]: For program point L322(lines 322 328) no Hoare annotation was computed. [2021-10-11 00:22:02,248 INFO L258 CegarLoopResult]: At program point L322-1(lines 322 328) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2021-10-11 00:22:02,248 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:22:02,248 INFO L262 CegarLoopResult]: For program point L124(lines 124 130) no Hoare annotation was computed. [2021-10-11 00:22:02,249 INFO L258 CegarLoopResult]: At program point L124-1(lines 124 130) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse2 .cse3 (not (= 0 ~systemActive~0)) .cse0 .cse1 .cse4) (and (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse2 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 0)) .cse0 .cse1 .cse4))) [2021-10-11 00:22:02,250 INFO L262 CegarLoopResult]: For program point L719(lines 719 723) no Hoare annotation was computed. [2021-10-11 00:22:02,250 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:22:02,250 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 00:22:02,251 INFO L262 CegarLoopResult]: For program point L885(lines 885 898) no Hoare annotation was computed. [2021-10-11 00:22:02,251 INFO L258 CegarLoopResult]: At program point L885-1(lines 1 901) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse5 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 1) .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse5 .cse2 .cse3 (<= 1 ~waterLevel~0)) (and .cse4 (<= 2 ~waterLevel~0) .cse5 .cse2 .cse3))) [2021-10-11 00:22:02,251 INFO L262 CegarLoopResult]: For program point L885-2(lines 885 898) no Hoare annotation was computed. [2021-10-11 00:22:02,251 INFO L258 CegarLoopResult]: At program point L885-3(lines 1 901) the Hoare annotation is: false [2021-10-11 00:22:02,251 INFO L262 CegarLoopResult]: For program point L885-4(lines 885 898) no Hoare annotation was computed. [2021-10-11 00:22:02,252 INFO L262 CegarLoopResult]: For program point L208(lines 208 225) no Hoare annotation was computed. [2021-10-11 00:22:02,252 INFO L258 CegarLoopResult]: At program point L885-5(lines 1 901) the Hoare annotation is: false [2021-10-11 00:22:02,252 INFO L262 CegarLoopResult]: For program point L208-1(lines 208 225) no Hoare annotation was computed. [2021-10-11 00:22:02,252 INFO L262 CegarLoopResult]: For program point L208-2(lines 208 225) no Hoare annotation was computed. [2021-10-11 00:22:02,252 INFO L258 CegarLoopResult]: At program point L176(lines 175 194) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2021-10-11 00:22:02,253 INFO L262 CegarLoopResult]: For program point L176-1(lines 176 182) no Hoare annotation was computed. [2021-10-11 00:22:02,253 INFO L258 CegarLoopResult]: At program point L176-2(lines 175 194) the Hoare annotation is: false [2021-10-11 00:22:02,253 INFO L258 CegarLoopResult]: At program point L176-3(lines 175 194) the Hoare annotation is: false [2021-10-11 00:22:02,253 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:22:02,253 INFO L265 CegarLoopResult]: At program point L872(lines 853 875) the Hoare annotation is: true [2021-10-11 00:22:02,253 INFO L262 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2021-10-11 00:22:02,254 INFO L262 CegarLoopResult]: For program point L707-3(lines 707 711) no Hoare annotation was computed. [2021-10-11 00:22:02,254 INFO L262 CegarLoopResult]: For program point L707-6(lines 707 711) no Hoare annotation was computed. [2021-10-11 00:22:02,254 INFO L262 CegarLoopResult]: For program point L889(lines 889 895) no Hoare annotation was computed. [2021-10-11 00:22:02,254 INFO L262 CegarLoopResult]: For program point L889-2(lines 889 895) no Hoare annotation was computed. [2021-10-11 00:22:02,254 INFO L258 CegarLoopResult]: At program point L278(lines 273 281) the Hoare annotation is: false [2021-10-11 00:22:02,254 INFO L258 CegarLoopResult]: At program point L278-1(lines 273 281) the Hoare annotation is: false [2021-10-11 00:22:02,255 INFO L262 CegarLoopResult]: For program point L889-4(lines 889 895) no Hoare annotation was computed. [2021-10-11 00:22:02,255 INFO L262 CegarLoopResult]: For program point L212(lines 212 220) no Hoare annotation was computed. [2021-10-11 00:22:02,255 INFO L258 CegarLoopResult]: At program point L278-2(lines 273 281) the Hoare annotation is: false [2021-10-11 00:22:02,255 INFO L262 CegarLoopResult]: For program point L212-1(lines 212 220) no Hoare annotation was computed. [2021-10-11 00:22:02,255 INFO L262 CegarLoopResult]: For program point L212-2(lines 212 220) no Hoare annotation was computed. [2021-10-11 00:22:02,255 INFO L258 CegarLoopResult]: At program point L840(lines 836 842) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:22:02,256 INFO L262 CegarLoopResult]: For program point L114(lines 114 120) no Hoare annotation was computed. [2021-10-11 00:22:02,256 INFO L258 CegarLoopResult]: At program point L114-1(lines 114 120) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse2 .cse3 (not (= 0 ~systemActive~0)) .cse0 .cse1 .cse4) (and (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse2 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 0)) .cse0 .cse1 .cse4))) [2021-10-11 00:22:02,256 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:22:02,256 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 84) no Hoare annotation was computed. [2021-10-11 00:22:02,256 INFO L258 CegarLoopResult]: At program point L792-2(lines 792 806) the Hoare annotation is: false [2021-10-11 00:22:02,257 INFO L258 CegarLoopResult]: At program point L776(lines 771 779) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse1 .cse2 (<= 1 ~waterLevel~0)))) [2021-10-11 00:22:02,257 INFO L258 CegarLoopResult]: At program point L776-1(lines 771 779) the Hoare annotation is: false [2021-10-11 00:22:02,257 INFO L258 CegarLoopResult]: At program point L776-2(lines 771 779) the Hoare annotation is: false [2021-10-11 00:22:02,257 INFO L262 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2021-10-11 00:22:02,257 INFO L258 CegarLoopResult]: At program point L744(lines 739 747) the Hoare annotation is: false [2021-10-11 00:22:02,258 INFO L258 CegarLoopResult]: At program point L744-1(lines 739 747) the Hoare annotation is: false [2021-10-11 00:22:02,258 INFO L258 CegarLoopResult]: At program point L744-2(lines 739 747) the Hoare annotation is: false [2021-10-11 00:22:02,258 INFO L258 CegarLoopResult]: At program point L67(lines 1 901) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:22:02,258 INFO L258 CegarLoopResult]: At program point L183(lines 183 189) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~6 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2021-10-11 00:22:02,258 INFO L258 CegarLoopResult]: At program point L183-1(lines 183 189) the Hoare annotation is: false [2021-10-11 00:22:02,259 INFO L258 CegarLoopResult]: At program point L183-2(lines 183 189) the Hoare annotation is: false [2021-10-11 00:22:02,259 INFO L262 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2021-10-11 00:22:02,259 INFO L262 CegarLoopResult]: For program point L84-1(line 84) no Hoare annotation was computed. [2021-10-11 00:22:02,259 INFO L262 CegarLoopResult]: For program point L84-2(line 84) no Hoare annotation was computed. [2021-10-11 00:22:02,260 INFO L262 CegarLoopResult]: For program point L134(lines 134 147) no Hoare annotation was computed. [2021-10-11 00:22:02,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:22:02 BoogieIcfgContainer [2021-10-11 00:22:02,303 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:22:02,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:22:02,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:22:02,304 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:22:02,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:58" (3/4) ... [2021-10-11 00:22:02,308 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:22:02,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:22:02,338 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:22:02,339 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:22:02,340 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:22:02,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:22:02,341 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:22:02,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:22:02,371 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == systemActive && \result == waterLevel) && 1 == systemActive) && pumpRunning == 0 [2021-10-11 00:22:02,371 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == waterLevel && \result == systemActive) && \result == waterLevel) && 1 == systemActive) && pumpRunning == 0 [2021-10-11 00:22:02,371 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 1 && tmp == waterLevel) && \result == waterLevel) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || ((((!(\result == 0) && 2 <= waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:22:02,372 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || (((((tmp == waterLevel && \result == waterLevel) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || ((((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:22:02,372 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || (((((tmp == waterLevel && \result == waterLevel) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || ((((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:22:02,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:22:02,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:22:02,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:22:02,374 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:22:02,374 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) [2021-10-11 00:22:02,427 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b02856b9-e1b5-4f23-958e-0300ba36198a/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:22:02,427 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:22:02,428 INFO L168 Benchmark]: Toolchain (without parser) took 5554.01 ms. Allocated memory was 111.1 MB in the beginning and 169.9 MB in the end (delta: 58.7 MB). Free memory was 79.5 MB in the beginning and 117.6 MB in the end (delta: -38.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:02,429 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 111.1 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:02,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.24 ms. Allocated memory is still 111.1 MB. Free memory was 79.2 MB in the beginning and 76.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:02,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.01 ms. Allocated memory is still 111.1 MB. Free memory was 76.4 MB in the beginning and 73.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:02,430 INFO L168 Benchmark]: Boogie Preprocessor took 72.64 ms. Allocated memory is still 111.1 MB. Free memory was 73.5 MB in the beginning and 71.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:02,431 INFO L168 Benchmark]: RCFGBuilder took 1088.56 ms. Allocated memory was 111.1 MB in the beginning and 140.5 MB in the end (delta: 29.4 MB). Free memory was 71.4 MB in the beginning and 84.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:02,431 INFO L168 Benchmark]: TraceAbstraction took 3653.73 ms. Allocated memory was 140.5 MB in the beginning and 169.9 MB in the end (delta: 29.4 MB). Free memory was 84.5 MB in the beginning and 125.0 MB in the end (delta: -40.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:02,432 INFO L168 Benchmark]: Witness Printer took 123.79 ms. Allocated memory is still 169.9 MB. Free memory was 125.0 MB in the beginning and 117.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:02,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 111.1 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 504.24 ms. Allocated memory is still 111.1 MB. Free memory was 79.2 MB in the beginning and 76.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.01 ms. Allocated memory is still 111.1 MB. Free memory was 76.4 MB in the beginning and 73.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.64 ms. Allocated memory is still 111.1 MB. Free memory was 73.5 MB in the beginning and 71.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1088.56 ms. Allocated memory was 111.1 MB in the beginning and 140.5 MB in the end (delta: 29.4 MB). Free memory was 71.4 MB in the beginning and 84.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3653.73 ms. Allocated memory was 140.5 MB in the beginning and 169.9 MB in the end (delta: 29.4 MB). Free memory was 84.5 MB in the beginning and 125.0 MB in the end (delta: -40.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 16.1 GB. * Witness Printer took 123.79 ms. Allocated memory is still 169.9 MB. Free memory was 125.0 MB in the beginning and 117.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 84]: 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: 124]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || (((((tmp == waterLevel && \result == waterLevel) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || ((((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((waterLevel == 1 && tmp == waterLevel) && \result == waterLevel) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) || ((((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || ((((!(\result == 0) && 2 <= waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: (((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || (((((tmp == waterLevel && \result == waterLevel) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel)) || ((((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && !(tmp == 0)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((\result == systemActive && \result == waterLevel) && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (((tmp == waterLevel && \result == systemActive) && \result == waterLevel) && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: (((!(\result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || (((((!(\result == 0) && tmp == waterLevel) && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0) || ((((tmp == waterLevel && \result == waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.6s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 336 SDtfs, 549 SDslu, 636 SDs, 0 SdLazy, 108 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=130occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 172 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 64 NumberOfFragments, 376 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1373 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 128 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 11358 SizeOfPredicates, 0 NumberOfNonLiveVariables, 374 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 25/30 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...