./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD --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 7c7779f94f1738e754b88f9a8a8e36de7065a4e94578f4135106bd0ff9ddb13d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:50:05,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:50:05,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:50:05,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:50:05,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:50:05,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:50:05,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:50:05,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:50:05,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:50:05,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:50:05,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:50:05,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:50:05,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:50:05,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:50:05,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:50:05,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:50:05,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:50:05,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:50:05,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:50:05,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:50:05,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:50:05,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:50:05,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:50:05,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:50:05,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:50:05,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:50:05,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:50:05,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:50:05,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:50:05,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:50:05,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:50:05,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:50:05,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:50:05,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:50:05,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:50:05,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:50:05,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:50:05,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:50:05,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:50:05,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:50:05,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:50:05,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:50:05,276 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:50:05,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:50:05,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:50:05,278 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:50:05,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:50:05,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:50:05,281 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:50:05,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:50:05,282 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:50:05,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:50:05,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:50:05,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:50:05,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:50:05,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:50:05,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:50:05,285 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:50:05,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:50:05,286 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:50:05,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:50:05,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:50:05,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:50:05,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:50:05,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:05,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:50:05,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:50:05,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:50:05,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:50:05,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:50:05,289 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:50:05,292 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:50:05,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:50:05,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:50:05,293 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_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c7779f94f1738e754b88f9a8a8e36de7065a4e94578f4135106bd0ff9ddb13d [2021-10-28 22:50:05,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:50:05,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:50:05,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:50:05,777 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:50:05,778 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:50:05,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2021-10-28 22:50:05,856 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/data/aae9f4b5d/6cb66bebdcac4327b1448d29a35daa24/FLAG7e3bb3baf [2021-10-28 22:50:06,551 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:50:06,552 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2021-10-28 22:50:06,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/data/aae9f4b5d/6cb66bebdcac4327b1448d29a35daa24/FLAG7e3bb3baf [2021-10-28 22:50:06,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/data/aae9f4b5d/6cb66bebdcac4327b1448d29a35daa24 [2021-10-28 22:50:06,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:50:06,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:50:06,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:06,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:50:06,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:50:06,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:06" (1/1) ... [2021-10-28 22:50:06,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17aba0db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:06, skipping insertion in model container [2021-10-28 22:50:06,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:06" (1/1) ... [2021-10-28 22:50:06,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:50:06,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:50:07,246 WARN L228 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_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c[15018,15031] [2021-10-28 22:50:07,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:07,320 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:50:07,428 WARN L228 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_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c[15018,15031] [2021-10-28 22:50:07,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:07,496 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:50:07,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07 WrapperNode [2021-10-28 22:50:07,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:07,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:07,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:50:07,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:50:07,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:07,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:50:07,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:50:07,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:50:07,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:50:07,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:50:07,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:50:07,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:50:07,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (1/1) ... [2021-10-28 22:50:07,788 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:07,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:50:07,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:50:07,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:50:07,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:50:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:50:07,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:50:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:50:09,472 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:50:09,473 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2021-10-28 22:50:09,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:09 BoogieIcfgContainer [2021-10-28 22:50:09,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:50:09,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:50:09,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:50:09,484 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:50:09,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:50:06" (1/3) ... [2021-10-28 22:50:09,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53071de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:09, skipping insertion in model container [2021-10-28 22:50:09,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:07" (2/3) ... [2021-10-28 22:50:09,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53071de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:09, skipping insertion in model container [2021-10-28 22:50:09,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:09" (3/3) ... [2021-10-28 22:50:09,491 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63.cil.c [2021-10-28 22:50:09,503 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:50:09,504 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 22:50:09,571 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:50:09,579 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 22:50:09,580 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 22:50:09,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 22:50:09,652 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:09,653 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:09,653 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:09,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:09,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2021-10-28 22:50:09,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:09,668 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088086294] [2021-10-28 22:50:09,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:09,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:10,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:10,032 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:10,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088086294] [2021-10-28 22:50:10,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088086294] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:10,034 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:10,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:10,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549563562] [2021-10-28 22:50:10,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 22:50:10,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:10,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 22:50:10,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:50:10,063 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:10,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:10,119 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-10-28 22:50:10,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:50:10,121 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-28 22:50:10,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:10,136 INFO L225 Difference]: With dead ends: 448 [2021-10-28 22:50:10,137 INFO L226 Difference]: Without dead ends: 223 [2021-10-28 22:50:10,142 INFO L786 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 [2021-10-28 22:50:10,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-28 22:50:10,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-28 22:50:10,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-10-28 22:50:10,254 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-10-28 22:50:10,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:10,256 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-10-28 22:50:10,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-10-28 22:50:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 22:50:10,261 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:10,261 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:10,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:50:10,262 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:10,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:10,266 INFO L85 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2021-10-28 22:50:10,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:10,267 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350572120] [2021-10-28 22:50:10,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:10,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:10,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:10,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350572120] [2021-10-28 22:50:10,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350572120] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:10,465 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:10,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:10,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969098571] [2021-10-28 22:50:10,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:10,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:10,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:10,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:10,470 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:10,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:10,507 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-10-28 22:50:10,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:10,514 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 22:50:10,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:10,519 INFO L225 Difference]: With dead ends: 223 [2021-10-28 22:50:10,520 INFO L226 Difference]: Without dead ends: 85 [2021-10-28 22:50:10,524 INFO L786 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 [2021-10-28 22:50:10,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-28 22:50:10,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-28 22:50:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-28 22:50:10,539 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-10-28 22:50:10,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:10,539 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-28 22:50:10,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-28 22:50:10,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 22:50:10,541 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:10,541 INFO L513 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] [2021-10-28 22:50:10,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:50:10,548 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:10,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:10,549 INFO L85 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2021-10-28 22:50:10,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:10,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761326522] [2021-10-28 22:50:10,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:10,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:10,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:10,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:10,760 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761326522] [2021-10-28 22:50:10,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761326522] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:10,765 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:10,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:10,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632675613] [2021-10-28 22:50:10,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:50:10,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:10,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:50:10,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:10,770 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:11,019 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2021-10-28 22:50:11,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:50:11,021 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-28 22:50:11,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:11,024 INFO L225 Difference]: With dead ends: 266 [2021-10-28 22:50:11,024 INFO L226 Difference]: Without dead ends: 187 [2021-10-28 22:50:11,026 INFO L786 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 [2021-10-28 22:50:11,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-28 22:50:11,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2021-10-28 22:50:11,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-10-28 22:50:11,064 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-10-28 22:50:11,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:11,065 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-10-28 22:50:11,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-10-28 22:50:11,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 22:50:11,067 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:11,068 INFO L513 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] [2021-10-28 22:50:11,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:50:11,069 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:11,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:11,069 INFO L85 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2021-10-28 22:50:11,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:11,070 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290365708] [2021-10-28 22:50:11,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:11,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:11,149 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:11,150 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290365708] [2021-10-28 22:50:11,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290365708] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:11,154 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:11,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:11,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117478948] [2021-10-28 22:50:11,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:11,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:11,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:11,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:11,159 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:11,220 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-10-28 22:50:11,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:11,221 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-28 22:50:11,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:11,223 INFO L225 Difference]: With dead ends: 208 [2021-10-28 22:50:11,223 INFO L226 Difference]: Without dead ends: 110 [2021-10-28 22:50:11,225 INFO L786 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 [2021-10-28 22:50:11,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-28 22:50:11,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-10-28 22:50:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-10-28 22:50:11,253 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-10-28 22:50:11,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:11,253 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-10-28 22:50:11,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-10-28 22:50:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 22:50:11,260 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:11,261 INFO L513 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] [2021-10-28 22:50:11,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:50:11,262 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:11,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:11,264 INFO L85 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2021-10-28 22:50:11,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:11,265 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230996067] [2021-10-28 22:50:11,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:11,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:11,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:11,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230996067] [2021-10-28 22:50:11,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230996067] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:11,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:11,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:50:11,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805236019] [2021-10-28 22:50:11,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:11,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:11,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:11,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:11,378 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:11,489 INFO L93 Difference]: Finished difference Result 378 states and 542 transitions. [2021-10-28 22:50:11,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:50:11,490 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-28 22:50:11,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:11,493 INFO L225 Difference]: With dead ends: 378 [2021-10-28 22:50:11,493 INFO L226 Difference]: Without dead ends: 276 [2021-10-28 22:50:11,494 INFO L786 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 [2021-10-28 22:50:11,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-28 22:50:11,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 171. [2021-10-28 22:50:11,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3941176470588235) internal successors, (237), 170 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 237 transitions. [2021-10-28 22:50:11,513 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 237 transitions. Word has length 25 [2021-10-28 22:50:11,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:11,514 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 237 transitions. [2021-10-28 22:50:11,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2021-10-28 22:50:11,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 22:50:11,516 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:11,516 INFO L513 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] [2021-10-28 22:50:11,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:50:11,516 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:11,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:11,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1772713209, now seen corresponding path program 1 times [2021-10-28 22:50:11,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:11,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519410541] [2021-10-28 22:50:11,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:11,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:11,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:11,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:11,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519410541] [2021-10-28 22:50:11,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519410541] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:11,590 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:11,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:50:11,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683245590] [2021-10-28 22:50:11,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:11,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:11,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:11,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:11,592 INFO L87 Difference]: Start difference. First operand 171 states and 237 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:11,769 INFO L93 Difference]: Finished difference Result 374 states and 527 transitions. [2021-10-28 22:50:11,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 22:50:11,769 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 22:50:11,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:11,773 INFO L225 Difference]: With dead ends: 374 [2021-10-28 22:50:11,773 INFO L226 Difference]: Without dead ends: 372 [2021-10-28 22:50:11,774 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:50:11,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-28 22:50:11,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 171. [2021-10-28 22:50:11,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3823529411764706) internal successors, (235), 170 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 235 transitions. [2021-10-28 22:50:11,797 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 235 transitions. Word has length 26 [2021-10-28 22:50:11,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:11,797 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 235 transitions. [2021-10-28 22:50:11,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:11,798 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 235 transitions. [2021-10-28 22:50:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 22:50:11,799 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:11,799 INFO L513 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] [2021-10-28 22:50:11,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:50:11,800 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:11,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:11,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1614567615, now seen corresponding path program 1 times [2021-10-28 22:50:11,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:11,801 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990100933] [2021-10-28 22:50:11,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:11,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:11,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:11,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990100933] [2021-10-28 22:50:11,889 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990100933] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:11,889 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:11,889 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:11,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613226002] [2021-10-28 22:50:11,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:50:11,890 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:11,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:50:11,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:11,891 INFO L87 Difference]: Start difference. First operand 171 states and 235 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:12,012 INFO L93 Difference]: Finished difference Result 360 states and 502 transitions. [2021-10-28 22:50:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:50:12,013 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 22:50:12,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:12,015 INFO L225 Difference]: With dead ends: 360 [2021-10-28 22:50:12,016 INFO L226 Difference]: Without dead ends: 258 [2021-10-28 22:50:12,016 INFO L786 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 [2021-10-28 22:50:12,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-28 22:50:12,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 255. [2021-10-28 22:50:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3779527559055118) internal successors, (350), 254 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 350 transitions. [2021-10-28 22:50:12,047 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 350 transitions. Word has length 35 [2021-10-28 22:50:12,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:12,048 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 350 transitions. [2021-10-28 22:50:12,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,048 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 350 transitions. [2021-10-28 22:50:12,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 22:50:12,049 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:12,049 INFO L513 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] [2021-10-28 22:50:12,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:50:12,050 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:12,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:12,050 INFO L85 PathProgramCache]: Analyzing trace with hash 334703937, now seen corresponding path program 1 times [2021-10-28 22:50:12,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:12,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419223381] [2021-10-28 22:50:12,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:12,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:12,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:12,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419223381] [2021-10-28 22:50:12,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419223381] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:12,146 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:12,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:50:12,146 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359320243] [2021-10-28 22:50:12,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:50:12,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:12,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:50:12,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:12,148 INFO L87 Difference]: Start difference. First operand 255 states and 350 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:12,280 INFO L93 Difference]: Finished difference Result 749 states and 1040 transitions. [2021-10-28 22:50:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:50:12,281 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 22:50:12,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:12,286 INFO L225 Difference]: With dead ends: 749 [2021-10-28 22:50:12,286 INFO L226 Difference]: Without dead ends: 562 [2021-10-28 22:50:12,287 INFO L786 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 [2021-10-28 22:50:12,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-10-28 22:50:12,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 255. [2021-10-28 22:50:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3661417322834646) internal successors, (347), 254 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 347 transitions. [2021-10-28 22:50:12,348 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 347 transitions. Word has length 35 [2021-10-28 22:50:12,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:12,349 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 347 transitions. [2021-10-28 22:50:12,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,349 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 347 transitions. [2021-10-28 22:50:12,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 22:50:12,350 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:12,350 INFO L513 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] [2021-10-28 22:50:12,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:50:12,351 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:12,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:12,352 INFO L85 PathProgramCache]: Analyzing trace with hash -252102077, now seen corresponding path program 1 times [2021-10-28 22:50:12,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:12,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016457586] [2021-10-28 22:50:12,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:12,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:12,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:12,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:12,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016457586] [2021-10-28 22:50:12,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016457586] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:12,429 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:12,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:12,430 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553709223] [2021-10-28 22:50:12,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:12,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:12,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:12,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:12,432 INFO L87 Difference]: Start difference. First operand 255 states and 347 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:12,631 INFO L93 Difference]: Finished difference Result 579 states and 797 transitions. [2021-10-28 22:50:12,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:50:12,632 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 22:50:12,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:12,635 INFO L225 Difference]: With dead ends: 579 [2021-10-28 22:50:12,635 INFO L226 Difference]: Without dead ends: 392 [2021-10-28 22:50:12,636 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:50:12,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2021-10-28 22:50:12,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 281. [2021-10-28 22:50:12,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 280 states have (on average 1.375) internal successors, (385), 280 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 385 transitions. [2021-10-28 22:50:12,682 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 385 transitions. Word has length 35 [2021-10-28 22:50:12,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:12,682 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 385 transitions. [2021-10-28 22:50:12,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 385 transitions. [2021-10-28 22:50:12,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-28 22:50:12,684 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:12,684 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:12,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:50:12,685 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:12,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:12,685 INFO L85 PathProgramCache]: Analyzing trace with hash 892761924, now seen corresponding path program 1 times [2021-10-28 22:50:12,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:12,686 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830177083] [2021-10-28 22:50:12,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:12,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 22:50:12,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:12,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830177083] [2021-10-28 22:50:12,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830177083] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:12,759 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:12,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:12,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661718144] [2021-10-28 22:50:12,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:12,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:12,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:12,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:12,761 INFO L87 Difference]: Start difference. First operand 281 states and 385 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:12,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:12,930 INFO L93 Difference]: Finished difference Result 837 states and 1144 transitions. [2021-10-28 22:50:12,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:50:12,930 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-28 22:50:12,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:12,937 INFO L225 Difference]: With dead ends: 837 [2021-10-28 22:50:12,937 INFO L226 Difference]: Without dead ends: 562 [2021-10-28 22:50:12,938 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:50:12,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-10-28 22:50:13,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 293. [2021-10-28 22:50:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 1.3595890410958904) internal successors, (397), 292 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:13,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 397 transitions. [2021-10-28 22:50:13,006 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 397 transitions. Word has length 59 [2021-10-28 22:50:13,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:13,006 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 397 transitions. [2021-10-28 22:50:13,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:13,007 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 397 transitions. [2021-10-28 22:50:13,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-28 22:50:13,008 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:13,009 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:13,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:50:13,009 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:13,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:13,010 INFO L85 PathProgramCache]: Analyzing trace with hash -136597374, now seen corresponding path program 1 times [2021-10-28 22:50:13,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:13,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225729887] [2021-10-28 22:50:13,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:13,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:13,121 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 22:50:13,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:13,122 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225729887] [2021-10-28 22:50:13,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225729887] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:13,122 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:13,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:50:13,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808960953] [2021-10-28 22:50:13,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:50:13,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:13,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:50:13,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:13,126 INFO L87 Difference]: Start difference. First operand 293 states and 397 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:13,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:13,281 INFO L93 Difference]: Finished difference Result 662 states and 897 transitions. [2021-10-28 22:50:13,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:50:13,281 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-28 22:50:13,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:13,285 INFO L225 Difference]: With dead ends: 662 [2021-10-28 22:50:13,285 INFO L226 Difference]: Without dead ends: 375 [2021-10-28 22:50:13,286 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:50:13,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-10-28 22:50:13,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 246. [2021-10-28 22:50:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 1.3306122448979592) internal successors, (326), 245 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 326 transitions. [2021-10-28 22:50:13,338 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 326 transitions. Word has length 59 [2021-10-28 22:50:13,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:13,339 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 326 transitions. [2021-10-28 22:50:13,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:13,339 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 326 transitions. [2021-10-28 22:50:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 22:50:13,340 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:13,340 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:13,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:50:13,341 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:13,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:13,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1139010814, now seen corresponding path program 1 times [2021-10-28 22:50:13,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:13,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675444081] [2021-10-28 22:50:13,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:13,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:13,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:13,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675444081] [2021-10-28 22:50:13,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675444081] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:50:13,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1404479841] [2021-10-28 22:50:13,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:13,456 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:50:13,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:50:13,460 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:50:13,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 22:50:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:13,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 22:50:13,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:50:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:14,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1404479841] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:50:14,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 22:50:14,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-10-28 22:50:14,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341288910] [2021-10-28 22:50:14,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:50:14,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:14,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:50:14,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:14,104 INFO L87 Difference]: Start difference. First operand 246 states and 326 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:14,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:14,447 INFO L93 Difference]: Finished difference Result 726 states and 975 transitions. [2021-10-28 22:50:14,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 22:50:14,448 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-28 22:50:14,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:14,453 INFO L225 Difference]: With dead ends: 726 [2021-10-28 22:50:14,453 INFO L226 Difference]: Without dead ends: 535 [2021-10-28 22:50:14,454 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-10-28 22:50:14,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-10-28 22:50:14,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 306. [2021-10-28 22:50:14,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.3278688524590163) internal successors, (405), 305 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 405 transitions. [2021-10-28 22:50:14,511 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 405 transitions. Word has length 60 [2021-10-28 22:50:14,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:14,511 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 405 transitions. [2021-10-28 22:50:14,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 405 transitions. [2021-10-28 22:50:14,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 22:50:14,513 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:14,513 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:14,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:50:14,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:50:14,739 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:14,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:14,739 INFO L85 PathProgramCache]: Analyzing trace with hash 444677923, now seen corresponding path program 2 times [2021-10-28 22:50:14,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:14,740 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397013889] [2021-10-28 22:50:14,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:14,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 22:50:14,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:14,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397013889] [2021-10-28 22:50:14,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397013889] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:14,924 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:14,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:14,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029599897] [2021-10-28 22:50:14,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:14,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:14,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:14,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:14,927 INFO L87 Difference]: Start difference. First operand 306 states and 405 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:15,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:15,406 INFO L93 Difference]: Finished difference Result 948 states and 1271 transitions. [2021-10-28 22:50:15,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:50:15,407 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-10-28 22:50:15,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:15,413 INFO L225 Difference]: With dead ends: 948 [2021-10-28 22:50:15,413 INFO L226 Difference]: Without dead ends: 690 [2021-10-28 22:50:15,414 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:50:15,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2021-10-28 22:50:15,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 422. [2021-10-28 22:50:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.323040380047506) internal successors, (557), 421 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 557 transitions. [2021-10-28 22:50:15,504 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 557 transitions. Word has length 85 [2021-10-28 22:50:15,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:15,504 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 557 transitions. [2021-10-28 22:50:15,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:15,505 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 557 transitions. [2021-10-28 22:50:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 22:50:15,507 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:15,507 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:15,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:50:15,507 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:15,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:15,508 INFO L85 PathProgramCache]: Analyzing trace with hash 50311137, now seen corresponding path program 1 times [2021-10-28 22:50:15,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:15,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991632276] [2021-10-28 22:50:15,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:15,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-28 22:50:15,579 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:15,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991632276] [2021-10-28 22:50:15,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991632276] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:15,580 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:15,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:15,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235745679] [2021-10-28 22:50:15,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:15,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:15,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:15,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:15,582 INFO L87 Difference]: Start difference. First operand 422 states and 557 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:15,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:15,716 INFO L93 Difference]: Finished difference Result 811 states and 1070 transitions. [2021-10-28 22:50:15,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:50:15,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-10-28 22:50:15,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:15,717 INFO L225 Difference]: With dead ends: 811 [2021-10-28 22:50:15,717 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:50:15,719 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:50:15,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:50:15,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:50:15,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:15,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:50:15,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-28 22:50:15,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:15,721 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:50:15,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:15,721 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:50:15,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:50:15,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:15,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:15,725 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:50:15,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 22:50:15,728 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:50:15,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:15,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:15,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:15,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:16,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:17,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:18,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:19,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:50:26,415 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 696) no Hoare annotation was computed. [2021-10-28 22:50:26,416 INFO L857 garLoopResultBuilder]: For program point L696(line 696) no Hoare annotation was computed. [2021-10-28 22:50:26,416 INFO L857 garLoopResultBuilder]: For program point L696-1(line 696) no Hoare annotation was computed. [2021-10-28 22:50:26,416 INFO L857 garLoopResultBuilder]: For program point L696-2(line 696) no Hoare annotation was computed. [2021-10-28 22:50:26,417 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-28 22:50:26,417 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 711 717) no Hoare annotation was computed. [2021-10-28 22:50:26,417 INFO L853 garLoopResultBuilder]: At program point L632(lines 627 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,417 INFO L853 garLoopResultBuilder]: At program point L632-1(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,418 INFO L853 garLoopResultBuilder]: At program point L632-2(lines 627 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,418 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 579) no Hoare annotation was computed. [2021-10-28 22:50:26,418 INFO L853 garLoopResultBuilder]: At program point L632-3(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,418 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 1 1024) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-10-28 22:50:26,419 INFO L853 garLoopResultBuilder]: At program point L632-4(lines 627 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,419 INFO L857 garLoopResultBuilder]: For program point L566-2(lines 566 579) no Hoare annotation was computed. [2021-10-28 22:50:26,419 INFO L853 garLoopResultBuilder]: At program point L632-5(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,419 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 1 1024) the Hoare annotation is: false [2021-10-28 22:50:26,419 INFO L853 garLoopResultBuilder]: At program point L632-6(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,420 INFO L857 garLoopResultBuilder]: For program point L566-4(lines 566 579) no Hoare annotation was computed. [2021-10-28 22:50:26,420 INFO L853 garLoopResultBuilder]: At program point L632-7(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,420 INFO L853 garLoopResultBuilder]: At program point L566-5(lines 1 1024) the Hoare annotation is: false [2021-10-28 22:50:26,420 INFO L853 garLoopResultBuilder]: At program point L632-8(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,420 INFO L853 garLoopResultBuilder]: At program point L632-9(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,421 INFO L853 garLoopResultBuilder]: At program point L632-10(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,421 INFO L853 garLoopResultBuilder]: At program point L632-11(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,421 INFO L853 garLoopResultBuilder]: At program point L632-12(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,421 INFO L853 garLoopResultBuilder]: At program point L632-13(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,421 INFO L853 garLoopResultBuilder]: At program point L632-14(lines 627 635) the Hoare annotation is: false [2021-10-28 22:50:26,422 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,422 INFO L857 garLoopResultBuilder]: For program point L831-2(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,422 INFO L857 garLoopResultBuilder]: For program point L831-4(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,422 INFO L857 garLoopResultBuilder]: For program point L831-6(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,422 INFO L857 garLoopResultBuilder]: For program point L831-8(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,423 INFO L857 garLoopResultBuilder]: For program point L831-10(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,423 INFO L857 garLoopResultBuilder]: For program point L831-12(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,423 INFO L857 garLoopResultBuilder]: For program point L831-14(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,423 INFO L857 garLoopResultBuilder]: For program point L831-16(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,423 INFO L857 garLoopResultBuilder]: For program point L831-18(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,424 INFO L857 garLoopResultBuilder]: For program point L831-20(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,424 INFO L857 garLoopResultBuilder]: For program point L831-22(lines 831 837) no Hoare annotation was computed. [2021-10-28 22:50:26,424 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 576) no Hoare annotation was computed. [2021-10-28 22:50:26,424 INFO L857 garLoopResultBuilder]: For program point L570-2(lines 570 576) no Hoare annotation was computed. [2021-10-28 22:50:26,424 INFO L857 garLoopResultBuilder]: For program point L570-4(lines 570 576) no Hoare annotation was computed. [2021-10-28 22:50:26,425 INFO L857 garLoopResultBuilder]: For program point L769(lines 769 786) no Hoare annotation was computed. [2021-10-28 22:50:26,425 INFO L857 garLoopResultBuilder]: For program point L769-1(lines 769 786) no Hoare annotation was computed. [2021-10-28 22:50:26,425 INFO L857 garLoopResultBuilder]: For program point L769-2(lines 769 786) no Hoare annotation was computed. [2021-10-28 22:50:26,425 INFO L857 garLoopResultBuilder]: For program point L769-3(lines 769 786) no Hoare annotation was computed. [2021-10-28 22:50:26,425 INFO L857 garLoopResultBuilder]: For program point L769-4(lines 769 786) no Hoare annotation was computed. [2021-10-28 22:50:26,426 INFO L857 garLoopResultBuilder]: For program point L769-5(lines 769 786) no Hoare annotation was computed. [2021-10-28 22:50:26,426 INFO L857 garLoopResultBuilder]: For program point L506(lines 506 513) no Hoare annotation was computed. [2021-10-28 22:50:26,426 INFO L860 garLoopResultBuilder]: At program point L506-1(lines 506 513) the Hoare annotation is: true [2021-10-28 22:50:26,426 INFO L857 garLoopResultBuilder]: For program point L970(lines 969 1016) no Hoare annotation was computed. [2021-10-28 22:50:26,426 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 975) no Hoare annotation was computed. [2021-10-28 22:50:26,427 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 781) no Hoare annotation was computed. [2021-10-28 22:50:26,427 INFO L857 garLoopResultBuilder]: For program point L773-1(lines 773 781) no Hoare annotation was computed. [2021-10-28 22:50:26,427 INFO L857 garLoopResultBuilder]: For program point L773-2(lines 773 781) no Hoare annotation was computed. [2021-10-28 22:50:26,427 INFO L857 garLoopResultBuilder]: For program point L773-3(lines 773 781) no Hoare annotation was computed. [2021-10-28 22:50:26,427 INFO L857 garLoopResultBuilder]: For program point L773-4(lines 773 781) no Hoare annotation was computed. [2021-10-28 22:50:26,428 INFO L857 garLoopResultBuilder]: For program point L773-5(lines 773 781) no Hoare annotation was computed. [2021-10-28 22:50:26,428 INFO L853 garLoopResultBuilder]: At program point L711(lines 710 729) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))) (and .cse0 .cse3 .cse1 .cse2 (= ~waterLevel~0 1)) (and .cse0 .cse3 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-10-28 22:50:26,428 INFO L857 garLoopResultBuilder]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2021-10-28 22:50:26,428 INFO L853 garLoopResultBuilder]: At program point L711-2(lines 710 729) the Hoare annotation is: false [2021-10-28 22:50:26,428 INFO L853 garLoopResultBuilder]: At program point L711-3(lines 710 729) the Hoare annotation is: false [2021-10-28 22:50:26,429 INFO L860 garLoopResultBuilder]: At program point L515(lines 496 518) the Hoare annotation is: true [2021-10-28 22:50:26,429 INFO L857 garLoopResultBuilder]: For program point L979(lines 979 985) no Hoare annotation was computed. [2021-10-28 22:50:26,429 INFO L853 garLoopResultBuilder]: At program point L979-1(lines 979 985) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse5))) [2021-10-28 22:50:26,429 INFO L857 garLoopResultBuilder]: For program point L914(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,430 INFO L857 garLoopResultBuilder]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,430 INFO L857 garLoopResultBuilder]: For program point L914-3(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,430 INFO L857 garLoopResultBuilder]: For program point L914-5(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,430 INFO L857 garLoopResultBuilder]: For program point L914-6(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,430 INFO L857 garLoopResultBuilder]: For program point L914-8(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,430 INFO L857 garLoopResultBuilder]: For program point L914-9(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,431 INFO L857 garLoopResultBuilder]: For program point L914-11(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,431 INFO L857 garLoopResultBuilder]: For program point L914-12(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,431 INFO L857 garLoopResultBuilder]: For program point L914-14(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,431 INFO L857 garLoopResultBuilder]: For program point L914-15(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,431 INFO L857 garLoopResultBuilder]: For program point L914-17(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,432 INFO L857 garLoopResultBuilder]: For program point L914-18(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,432 INFO L857 garLoopResultBuilder]: For program point L914-20(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,432 INFO L857 garLoopResultBuilder]: For program point L914-21(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,432 INFO L857 garLoopResultBuilder]: For program point L914-23(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,432 INFO L857 garLoopResultBuilder]: For program point L914-24(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,433 INFO L857 garLoopResultBuilder]: For program point L914-26(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,433 INFO L857 garLoopResultBuilder]: For program point L914-27(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,433 INFO L857 garLoopResultBuilder]: For program point L914-29(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,433 INFO L857 garLoopResultBuilder]: For program point L914-30(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,433 INFO L857 garLoopResultBuilder]: For program point L914-32(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,434 INFO L857 garLoopResultBuilder]: For program point L914-33(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,434 INFO L857 garLoopResultBuilder]: For program point L914-35(lines 914 918) no Hoare annotation was computed. [2021-10-28 22:50:26,434 INFO L853 garLoopResultBuilder]: At program point L718(lines 718 724) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))))) [2021-10-28 22:50:26,434 INFO L853 garLoopResultBuilder]: At program point L718-1(lines 718 724) the Hoare annotation is: false [2021-10-28 22:50:26,435 INFO L853 garLoopResultBuilder]: At program point L718-2(lines 718 724) the Hoare annotation is: false [2021-10-28 22:50:26,435 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:50:26,435 INFO L853 garLoopResultBuilder]: At program point L920(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,435 INFO L853 garLoopResultBuilder]: At program point L920-1(lines 905 923) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and (not .cse0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse2 (not .cse3) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (<= 1 ~waterLevel~0) .cse5 .cse6) (and .cse1 .cse2 .cse4 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse0 .cse6))) [2021-10-28 22:50:26,435 INFO L853 garLoopResultBuilder]: At program point L920-2(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,436 INFO L853 garLoopResultBuilder]: At program point L920-3(lines 905 923) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and (not .cse0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse2 (not .cse3) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (<= 1 ~waterLevel~0) .cse5 .cse6) (and .cse1 .cse2 .cse4 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse0 .cse6))) [2021-10-28 22:50:26,436 INFO L853 garLoopResultBuilder]: At program point L920-4(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,436 INFO L853 garLoopResultBuilder]: At program point L920-5(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,436 INFO L853 garLoopResultBuilder]: At program point L920-6(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,437 INFO L853 garLoopResultBuilder]: At program point L920-7(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,437 INFO L853 garLoopResultBuilder]: At program point L920-8(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,437 INFO L853 garLoopResultBuilder]: At program point L920-9(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,437 INFO L853 garLoopResultBuilder]: At program point L920-10(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,437 INFO L853 garLoopResultBuilder]: At program point L920-11(lines 905 923) the Hoare annotation is: false [2021-10-28 22:50:26,438 INFO L853 garLoopResultBuilder]: At program point L856(lines 849 859) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,438 INFO L853 garLoopResultBuilder]: At program point L856-1(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,438 INFO L853 garLoopResultBuilder]: At program point L856-2(lines 849 859) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,438 INFO L853 garLoopResultBuilder]: At program point L856-3(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,439 INFO L853 garLoopResultBuilder]: At program point L856-4(lines 849 859) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,439 INFO L853 garLoopResultBuilder]: At program point L856-5(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,439 INFO L853 garLoopResultBuilder]: At program point L856-6(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,439 INFO L853 garLoopResultBuilder]: At program point L856-7(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,439 INFO L853 garLoopResultBuilder]: At program point L856-8(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,440 INFO L853 garLoopResultBuilder]: At program point L856-9(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,440 INFO L853 garLoopResultBuilder]: At program point L856-10(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,440 INFO L853 garLoopResultBuilder]: At program point L856-11(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,440 INFO L853 garLoopResultBuilder]: At program point L856-12(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,440 INFO L853 garLoopResultBuilder]: At program point L856-13(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,441 INFO L853 garLoopResultBuilder]: At program point L856-14(lines 849 859) the Hoare annotation is: false [2021-10-28 22:50:26,441 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 995) no Hoare annotation was computed. [2021-10-28 22:50:26,441 INFO L853 garLoopResultBuilder]: At program point L989-1(lines 989 995) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse5))) [2021-10-28 22:50:26,441 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:50:26,442 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 696) no Hoare annotation was computed. [2021-10-28 22:50:26,442 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 599) no Hoare annotation was computed. [2021-10-28 22:50:26,442 INFO L857 garLoopResultBuilder]: For program point L595-3(lines 595 599) no Hoare annotation was computed. [2021-10-28 22:50:26,442 INFO L857 garLoopResultBuilder]: For program point L595-6(lines 595 599) no Hoare annotation was computed. [2021-10-28 22:50:26,442 INFO L857 garLoopResultBuilder]: For program point L795(lines 795 812) no Hoare annotation was computed. [2021-10-28 22:50:26,443 INFO L857 garLoopResultBuilder]: For program point L795-1(lines 795 812) no Hoare annotation was computed. [2021-10-28 22:50:26,443 INFO L857 garLoopResultBuilder]: For program point L795-2(lines 795 812) no Hoare annotation was computed. [2021-10-28 22:50:26,443 INFO L853 garLoopResultBuilder]: At program point L664(lines 659 667) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-28 22:50:26,443 INFO L853 garLoopResultBuilder]: At program point L664-1(lines 659 667) the Hoare annotation is: false [2021-10-28 22:50:26,443 INFO L853 garLoopResultBuilder]: At program point L664-2(lines 659 667) the Hoare annotation is: false [2021-10-28 22:50:26,444 INFO L853 garLoopResultBuilder]: At program point L865(lines 860 868) the Hoare annotation is: false [2021-10-28 22:50:26,444 INFO L853 garLoopResultBuilder]: At program point L865-1(lines 860 868) the Hoare annotation is: false [2021-10-28 22:50:26,444 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 807) no Hoare annotation was computed. [2021-10-28 22:50:26,444 INFO L853 garLoopResultBuilder]: At program point L865-2(lines 860 868) the Hoare annotation is: false [2021-10-28 22:50:26,444 INFO L857 garLoopResultBuilder]: For program point L799-1(lines 799 807) no Hoare annotation was computed. [2021-10-28 22:50:26,445 INFO L857 garLoopResultBuilder]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2021-10-28 22:50:26,445 INFO L857 garLoopResultBuilder]: For program point L999(lines 999 1012) no Hoare annotation was computed. [2021-10-28 22:50:26,445 INFO L857 garLoopResultBuilder]: For program point L933(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,445 INFO L857 garLoopResultBuilder]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,445 INFO L857 garLoopResultBuilder]: For program point L933-3(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,446 INFO L857 garLoopResultBuilder]: For program point L933-5(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,446 INFO L857 garLoopResultBuilder]: For program point L933-6(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,446 INFO L857 garLoopResultBuilder]: For program point L933-8(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,446 INFO L857 garLoopResultBuilder]: For program point L933-9(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,446 INFO L857 garLoopResultBuilder]: For program point L933-11(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,446 INFO L857 garLoopResultBuilder]: For program point L933-12(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,447 INFO L857 garLoopResultBuilder]: For program point L933-14(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,447 INFO L857 garLoopResultBuilder]: For program point L933-15(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,447 INFO L857 garLoopResultBuilder]: For program point L933-17(lines 933 937) no Hoare annotation was computed. [2021-10-28 22:50:26,447 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 696) no Hoare annotation was computed. [2021-10-28 22:50:26,448 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,448 INFO L857 garLoopResultBuilder]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,448 INFO L857 garLoopResultBuilder]: For program point L672-2(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,448 INFO L857 garLoopResultBuilder]: For program point L672-3(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,448 INFO L857 garLoopResultBuilder]: For program point L672-4(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,449 INFO L857 garLoopResultBuilder]: For program point L672-5(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,449 INFO L857 garLoopResultBuilder]: For program point L672-6(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,449 INFO L857 garLoopResultBuilder]: For program point L672-7(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,449 INFO L857 garLoopResultBuilder]: For program point L672-8(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,449 INFO L857 garLoopResultBuilder]: For program point L672-9(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,449 INFO L857 garLoopResultBuilder]: For program point L672-10(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,450 INFO L857 garLoopResultBuilder]: For program point L672-11(lines 672 678) no Hoare annotation was computed. [2021-10-28 22:50:26,450 INFO L857 garLoopResultBuilder]: For program point L607(lines 607 611) no Hoare annotation was computed. [2021-10-28 22:50:26,450 INFO L853 garLoopResultBuilder]: At program point L542(lines 1 1024) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 22:50:26,450 INFO L857 garLoopResultBuilder]: For program point L1005(lines 1005 1011) no Hoare annotation was computed. [2021-10-28 22:50:26,451 INFO L853 garLoopResultBuilder]: At program point L1005-1(lines 711 717) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 (not (= 0 ~systemActive~0))))) [2021-10-28 22:50:26,451 INFO L853 garLoopResultBuilder]: At program point L939(lines 924 942) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~3 1) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 1) (<= 1 ~waterLevel~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,451 INFO L853 garLoopResultBuilder]: At program point L939-1(lines 924 942) the Hoare annotation is: false [2021-10-28 22:50:26,451 INFO L853 garLoopResultBuilder]: At program point L939-2(lines 924 942) the Hoare annotation is: false [2021-10-28 22:50:26,451 INFO L853 garLoopResultBuilder]: At program point L939-3(lines 924 942) the Hoare annotation is: false [2021-10-28 22:50:26,452 INFO L853 garLoopResultBuilder]: At program point L939-4(lines 924 942) the Hoare annotation is: false [2021-10-28 22:50:26,452 INFO L853 garLoopResultBuilder]: At program point L939-5(lines 924 942) the Hoare annotation is: false [2021-10-28 22:50:26,452 INFO L857 garLoopResultBuilder]: For program point L743(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,452 INFO L857 garLoopResultBuilder]: For program point L743-1(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,452 INFO L853 garLoopResultBuilder]: At program point L677(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,453 INFO L857 garLoopResultBuilder]: For program point L743-2(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,453 INFO L853 garLoopResultBuilder]: At program point L677-1(lines 668 681) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 22:50:26,453 INFO L857 garLoopResultBuilder]: For program point L743-3(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,453 INFO L853 garLoopResultBuilder]: At program point L677-2(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,453 INFO L857 garLoopResultBuilder]: For program point L743-4(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,454 INFO L853 garLoopResultBuilder]: At program point L677-3(lines 668 681) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 22:50:26,454 INFO L857 garLoopResultBuilder]: For program point L743-5(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,454 INFO L853 garLoopResultBuilder]: At program point L677-4(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,454 INFO L857 garLoopResultBuilder]: For program point L743-6(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,455 INFO L853 garLoopResultBuilder]: At program point L677-5(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,455 INFO L857 garLoopResultBuilder]: For program point L743-7(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,455 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 22:50:26,455 INFO L853 garLoopResultBuilder]: At program point L677-6(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,455 INFO L857 garLoopResultBuilder]: For program point L743-8(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,456 INFO L853 garLoopResultBuilder]: At program point L677-7(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,456 INFO L857 garLoopResultBuilder]: For program point L743-9(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,456 INFO L853 garLoopResultBuilder]: At program point L677-8(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,456 INFO L857 garLoopResultBuilder]: For program point L743-10(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,456 INFO L853 garLoopResultBuilder]: At program point L677-9(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,457 INFO L857 garLoopResultBuilder]: For program point L743-11(lines 743 760) no Hoare annotation was computed. [2021-10-28 22:50:26,457 INFO L853 garLoopResultBuilder]: At program point L677-10(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,457 INFO L853 garLoopResultBuilder]: At program point L677-11(lines 668 681) the Hoare annotation is: false [2021-10-28 22:50:26,457 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:50:26,457 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,457 INFO L857 garLoopResultBuilder]: For program point L747-1(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,458 INFO L857 garLoopResultBuilder]: For program point L747-2(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,458 INFO L857 garLoopResultBuilder]: For program point L747-3(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,458 INFO L857 garLoopResultBuilder]: For program point L747-4(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,458 INFO L857 garLoopResultBuilder]: For program point L747-5(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,458 INFO L857 garLoopResultBuilder]: For program point L747-6(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,459 INFO L857 garLoopResultBuilder]: For program point L747-7(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,459 INFO L857 garLoopResultBuilder]: For program point L747-8(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,459 INFO L857 garLoopResultBuilder]: For program point L747-9(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,459 INFO L857 garLoopResultBuilder]: For program point L747-10(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,459 INFO L857 garLoopResultBuilder]: For program point L747-11(lines 747 755) no Hoare annotation was computed. [2021-10-28 22:50:26,460 INFO L853 garLoopResultBuilder]: At program point L550(lines 545 553) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 22:50:26,460 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 953) no Hoare annotation was computed. [2021-10-28 22:50:26,460 INFO L853 garLoopResultBuilder]: At program point L947-1(lines 947 953) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3))) [2021-10-28 22:50:26,460 INFO L857 garLoopResultBuilder]: For program point L619(lines 619 623) no Hoare annotation was computed. [2021-10-28 22:50:26,460 INFO L853 garLoopResultBuilder]: At program point L1017(lines 968 1018) the Hoare annotation is: false [2021-10-28 22:50:26,461 INFO L853 garLoopResultBuilder]: At program point L687(lines 682 690) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 22:50:26,461 INFO L853 garLoopResultBuilder]: At program point L687-1(lines 682 690) the Hoare annotation is: false [2021-10-28 22:50:26,461 INFO L853 garLoopResultBuilder]: At program point L687-2(lines 682 690) the Hoare annotation is: false [2021-10-28 22:50:26,461 INFO L853 garLoopResultBuilder]: At program point L687-3(lines 682 690) the Hoare annotation is: false [2021-10-28 22:50:26,461 INFO L853 garLoopResultBuilder]: At program point L687-4(lines 682 690) the Hoare annotation is: false [2021-10-28 22:50:26,462 INFO L853 garLoopResultBuilder]: At program point L687-5(lines 682 690) the Hoare annotation is: false [2021-10-28 22:50:26,462 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:50:26,462 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-28 22:50:26,462 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-28 22:50:26,466 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:26,469 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:50:26,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:50:26 BoogieIcfgContainer [2021-10-28 22:50:26,520 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:50:26,521 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:50:26,521 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:50:26,521 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:50:26,522 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:09" (3/4) ... [2021-10-28 22:50:26,526 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:50:26,561 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 22:50:26,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 22:50:26,567 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 22:50:26,570 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 22:50:26,573 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 22:50:26,576 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:50:26,579 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:50:26,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 22:50:26,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 22:50:26,611 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && 2 <= tmp) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:50:26,611 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:50:26,612 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:50:26,613 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 22:50:26,613 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) [2021-10-28 22:50:26,613 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-28 22:50:26,614 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) [2021-10-28 22:50:26,615 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && 1 <= \result) [2021-10-28 22:50:26,616 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-28 22:50:26,617 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-28 22:50:26,618 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 22:50:26,621 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-28 22:50:26,622 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && \result == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-28 22:50:26,623 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 22:50:26,624 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && splverifierCounter == 0) && \result == 0) && tmp == 1) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 22:50:26,624 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 22:50:26,625 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-28 22:50:26,625 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 22:50:26,627 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 22:50:26,627 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 22:50:26,743 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:50:26,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:50:26,746 INFO L168 Benchmark]: Toolchain (without parser) took 19986.72 ms. Allocated memory was 90.2 MB in the beginning and 264.2 MB in the end (delta: 174.1 MB). Free memory was 53.1 MB in the beginning and 222.1 MB in the end (delta: -168.9 MB). Peak memory consumption was 150.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:26,746 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:50:26,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 738.56 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.9 MB in the beginning and 76.5 MB in the end (delta: -23.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:26,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.83 ms. Allocated memory is still 109.1 MB. Free memory was 76.5 MB in the beginning and 70.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:26,748 INFO L168 Benchmark]: Boogie Preprocessor took 114.84 ms. Allocated memory is still 109.1 MB. Free memory was 70.9 MB in the beginning and 65.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:26,748 INFO L168 Benchmark]: RCFGBuilder took 1706.11 ms. Allocated memory is still 109.1 MB. Free memory was 65.7 MB in the beginning and 47.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:26,749 INFO L168 Benchmark]: TraceAbstraction took 17041.33 ms. Allocated memory was 109.1 MB in the beginning and 264.2 MB in the end (delta: 155.2 MB). Free memory was 47.3 MB in the beginning and 87.1 MB in the end (delta: -39.8 MB). Peak memory consumption was 128.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:26,749 INFO L168 Benchmark]: Witness Printer took 222.96 ms. Allocated memory is still 264.2 MB. Free memory was 87.1 MB in the beginning and 222.1 MB in the end (delta: -135.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:50:26,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 90.2 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 738.56 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.9 MB in the beginning and 76.5 MB in the end (delta: -23.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 153.83 ms. Allocated memory is still 109.1 MB. Free memory was 76.5 MB in the beginning and 70.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 114.84 ms. Allocated memory is still 109.1 MB. Free memory was 70.9 MB in the beginning and 65.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1706.11 ms. Allocated memory is still 109.1 MB. Free memory was 65.7 MB in the beginning and 47.9 MB in the end (delta: 17.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17041.33 ms. Allocated memory was 109.1 MB in the beginning and 264.2 MB in the end (delta: 155.2 MB). Free memory was 47.3 MB in the beginning and 87.1 MB in the end (delta: -39.8 MB). Peak memory consumption was 128.6 MB. Max. memory is 16.1 GB. * Witness Printer took 222.96 ms. Allocated memory is still 264.2 MB. Free memory was 87.1 MB in the beginning and 222.1 MB in the end (delta: -135.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 696]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 696]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 696]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 16.8s, OverallIterations: 14, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2380 SDtfs, 3184 SDslu, 3702 SDs, 0 SdLazy, 478 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 161 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=13, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 1707 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 250 NumberOfFragments, 966 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1604969 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 92 FomulaSimplificationsInter, 256784 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 629 ConstructedInterpolants, 0 QuantifiedInterpolants, 1096 SizeOfPredicates, 3 NumberOfNonLiveVariables, 456 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 156/162 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && 1 <= \result) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && \result == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && 2 <= tmp) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((((\result == 1 && splverifierCounter == 0) && \result == 0) && tmp == 1) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 22:50:26,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81dc3dfe-8dab-40ed-a6b3-a24f15d3f99b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...