./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product22.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_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/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_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/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_3f83091d-3291-4e13-afd8-51c54325e2af/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 0a7c3724e5ee5aec618285d48655e08e5160513f4f9a55965746ea75a93f68ad .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:19:53,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:19:53,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:19:53,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:19:53,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:19:53,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:19:53,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:19:53,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:19:53,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:19:53,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:19:53,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:19:53,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:19:53,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:19:53,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:19:53,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:19:53,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:19:53,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:19:53,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:19:53,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:19:53,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:19:53,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:19:53,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:19:53,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:19:53,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:19:53,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:19:53,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:19:53,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:19:53,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:19:53,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:19:53,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:19:53,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:19:53,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:19:53,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:19:53,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:19:53,727 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:19:53,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:19:53,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:19:53,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:19:53,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:19:53,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:19:53,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:19:53,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:19:53,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:19:53,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:19:53,794 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:19:53,795 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:19:53,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:19:53,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:19:53,804 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:19:53,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:19:53,805 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:19:53,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:19:53,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:19:53,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:19:53,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:19:53,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:19:53,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:19:53,808 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:19:53,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:19:53,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:19:53,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:19:53,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:19:53,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:19:53,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:19:53,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:19:53,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:19:53,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:19:53,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:19:53,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:19:53,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:19:53,812 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:19:53,814 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:19:53,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:19:53,814 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:19:53,815 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_3f83091d-3291-4e13-afd8-51c54325e2af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a7c3724e5ee5aec618285d48655e08e5160513f4f9a55965746ea75a93f68ad [2021-10-28 23:19:54,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:19:54,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:19:54,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:19:54,166 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:19:54,167 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:19:54,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c [2021-10-28 23:19:54,259 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/data/efcb21344/3524b456619b4c288dfd882ef2f89e03/FLAGc985bfd8e [2021-10-28 23:19:54,902 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:19:54,903 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c [2021-10-28 23:19:54,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/data/efcb21344/3524b456619b4c288dfd882ef2f89e03/FLAGc985bfd8e [2021-10-28 23:19:55,174 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/data/efcb21344/3524b456619b4c288dfd882ef2f89e03 [2021-10-28 23:19:55,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:19:55,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:19:55,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:19:55,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:19:55,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:19:55,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:55,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@141c4362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55, skipping insertion in model container [2021-10-28 23:19:55,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:55,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:19:55,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:19:55,600 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_3f83091d-3291-4e13-afd8-51c54325e2af/sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c[8015,8028] [2021-10-28 23:19:55,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:19:55,669 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:19:55,735 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_3f83091d-3291-4e13-afd8-51c54325e2af/sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c[8015,8028] [2021-10-28 23:19:55,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:19:55,836 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:19:55,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55 WrapperNode [2021-10-28 23:19:55,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:19:55,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:19:55,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:19:55,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:19:55,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:55,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:55,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:19:55,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:19:55,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:19:55,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:19:55,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:55,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:55,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:55,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:56,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:56,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:56,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:56,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:19:56,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:19:56,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:19:56,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:19:56,038 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (1/1) ... [2021-10-28 23:19:56,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:19:56,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:56,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:19:56,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:19:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:19:56,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:19:56,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:19:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:19:57,194 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:19:57,195 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-28 23:19:57,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:57 BoogieIcfgContainer [2021-10-28 23:19:57,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:19:57,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:19:57,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:19:57,204 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:19:57,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:19:55" (1/3) ... [2021-10-28 23:19:57,207 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6adab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:19:57, skipping insertion in model container [2021-10-28 23:19:57,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:19:55" (2/3) ... [2021-10-28 23:19:57,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6adab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:19:57, skipping insertion in model container [2021-10-28 23:19:57,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:57" (3/3) ... [2021-10-28 23:19:57,210 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product22.cil.c [2021-10-28 23:19:57,215 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:19:57,216 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:19:57,278 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:19:57,289 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 23:19:57,289 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:19:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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 23:19:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 23:19:57,325 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:57,326 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:57,327 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 23:19:57,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:57,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-28 23:19:57,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:57,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244430006] [2021-10-28 23:19:57,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:57,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:57,737 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 23:19:57,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:57,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244430006] [2021-10-28 23:19:57,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244430006] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:57,740 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:57,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:19:57,750 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719232260] [2021-10-28 23:19:57,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:19:57,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:57,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:19:57,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:19:57,791 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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 23:19:57,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:57,881 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-28 23:19:57,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:19:57,883 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 23:19:57,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:57,899 INFO L225 Difference]: With dead ends: 204 [2021-10-28 23:19:57,899 INFO L226 Difference]: Without dead ends: 101 [2021-10-28 23:19:57,904 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 23:19:57,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-28 23:19:57,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-28 23:19:57,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 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 23:19:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-28 23:19:57,972 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-28 23:19:57,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:57,974 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-28 23:19:57,975 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 23:19:57,975 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-28 23:19:57,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 23:19:57,979 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:57,980 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 23:19:57,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:19:57,981 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 23:19:57,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:57,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-28 23:19:57,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:57,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773735859] [2021-10-28 23:19:57,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:57,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:58,191 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 23:19:58,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:58,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773735859] [2021-10-28 23:19:58,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773735859] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:58,194 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:58,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:19:58,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990823913] [2021-10-28 23:19:58,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:19:58,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:58,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:19:58,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:19:58,200 INFO L87 Difference]: Start difference. First operand 101 states and 144 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 23:19:58,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:58,236 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-28 23:19:58,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:19:58,237 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 23:19:58,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:58,239 INFO L225 Difference]: With dead ends: 101 [2021-10-28 23:19:58,240 INFO L226 Difference]: Without dead ends: 43 [2021-10-28 23:19:58,242 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 23:19:58,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-28 23:19:58,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-28 23:19:58,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 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 23:19:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-28 23:19:58,256 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-28 23:19:58,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:58,257 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-28 23:19:58,257 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 23:19:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-28 23:19:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 23:19:58,260 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:58,260 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 23:19:58,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:19:58,261 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 23:19:58,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:58,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-28 23:19:58,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:58,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130894347] [2021-10-28 23:19:58,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:58,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:58,379 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 23:19:58,380 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:58,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130894347] [2021-10-28 23:19:58,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130894347] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:58,383 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:58,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:19:58,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641198935] [2021-10-28 23:19:58,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:19:58,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:58,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:19:58,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:58,388 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 5 states, 5 states have (on average 4.4) 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 23:19:58,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:58,461 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-28 23:19:58,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:19:58,462 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) 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 23:19:58,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:58,462 INFO L225 Difference]: With dead ends: 80 [2021-10-28 23:19:58,463 INFO L226 Difference]: Without dead ends: 43 [2021-10-28 23:19:58,463 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 23:19:58,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-28 23:19:58,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-28 23:19:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 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 23:19:58,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-28 23:19:58,469 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-28 23:19:58,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:58,470 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-28 23:19:58,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) 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 23:19:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-28 23:19:58,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:19:58,471 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:58,472 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] [2021-10-28 23:19:58,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:19:58,472 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 23:19:58,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:58,473 INFO L85 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-28 23:19:58,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:58,474 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72744476] [2021-10-28 23:19:58,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:58,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:58,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:58,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72744476] [2021-10-28 23:19:58,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72744476] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:58,555 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:58,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:19:58,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317768686] [2021-10-28 23:19:58,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:19:58,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:58,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:19:58,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:58,557 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 23:19:58,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:58,674 INFO L93 Difference]: Finished difference Result 170 states and 251 transitions. [2021-10-28 23:19:58,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:19:58,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 24 [2021-10-28 23:19:58,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:58,676 INFO L225 Difference]: With dead ends: 170 [2021-10-28 23:19:58,676 INFO L226 Difference]: Without dead ends: 133 [2021-10-28 23:19:58,677 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 23:19:58,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-10-28 23:19:58,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 76. [2021-10-28 23:19:58,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 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 23:19:58,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-10-28 23:19:58,691 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 24 [2021-10-28 23:19:58,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:58,692 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-10-28 23:19:58,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 23:19:58,692 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-10-28 23:19:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 23:19:58,694 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:58,694 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 23:19:58,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:19:58,695 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 23:19:58,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:58,698 INFO L85 PathProgramCache]: Analyzing trace with hash -376429690, now seen corresponding path program 1 times [2021-10-28 23:19:58,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:58,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369510639] [2021-10-28 23:19:58,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:58,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:58,783 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 23:19:58,783 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:58,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369510639] [2021-10-28 23:19:58,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369510639] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:58,784 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:58,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:19:58,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245003818] [2021-10-28 23:19:58,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:19:58,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:58,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:19:58,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:58,786 INFO L87 Difference]: Start difference. First operand 76 states and 107 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 23:19:58,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:58,840 INFO L93 Difference]: Finished difference Result 148 states and 217 transitions. [2021-10-28 23:19:58,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:19:58,840 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 23:19:58,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:58,841 INFO L225 Difference]: With dead ends: 148 [2021-10-28 23:19:58,841 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:19:58,842 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:19:58,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:19:58,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:19:58,843 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 23:19:58,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:19:58,843 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-28 23:19:58,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:58,844 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:19:58,844 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 23:19:58,844 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:19:58,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:19:58,847 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:19:58,848 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:19:58,848 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:19:58,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:19:58,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:19:58,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:58,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:19:59,227 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2021-10-28 23:19:59,228 INFO L853 garLoopResultBuilder]: At program point L300(lines 293 303) the Hoare annotation is: false [2021-10-28 23:19:59,228 INFO L853 garLoopResultBuilder]: At program point L300-1(lines 293 303) the Hoare annotation is: false [2021-10-28 23:19:59,229 INFO L857 garLoopResultBuilder]: For program point L234(lines 234 242) no Hoare annotation was computed. [2021-10-28 23:19:59,229 INFO L853 garLoopResultBuilder]: At program point L300-2(lines 293 303) the Hoare annotation is: false [2021-10-28 23:19:59,229 INFO L857 garLoopResultBuilder]: For program point L234-1(lines 234 242) no Hoare annotation was computed. [2021-10-28 23:19:59,229 INFO L857 garLoopResultBuilder]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2021-10-28 23:19:59,230 INFO L857 garLoopResultBuilder]: For program point L234-3(lines 234 242) no Hoare annotation was computed. [2021-10-28 23:19:59,231 INFO L857 garLoopResultBuilder]: For program point L234-4(lines 234 242) no Hoare annotation was computed. [2021-10-28 23:19:59,231 INFO L857 garLoopResultBuilder]: For program point L234-5(lines 234 242) no Hoare annotation was computed. [2021-10-28 23:19:59,231 INFO L853 garLoopResultBuilder]: At program point L171(lines 1 940) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,231 INFO L853 garLoopResultBuilder]: At program point L436(lines 387 437) the Hoare annotation is: false [2021-10-28 23:19:59,232 INFO L853 garLoopResultBuilder]: At program point L205(lines 205 211) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,232 INFO L853 garLoopResultBuilder]: At program point L205-1(lines 205 211) the Hoare annotation is: false [2021-10-28 23:19:59,232 INFO L853 garLoopResultBuilder]: At program point L205-2(lines 205 211) the Hoare annotation is: false [2021-10-28 23:19:59,233 INFO L860 garLoopResultBuilder]: At program point L536(lines 517 539) the Hoare annotation is: true [2021-10-28 23:19:59,233 INFO L853 garLoopResultBuilder]: At program point L504(lines 500 506) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,233 INFO L853 garLoopResultBuilder]: At program point L141(lines 136 144) the Hoare annotation is: false [2021-10-28 23:19:59,234 INFO L853 garLoopResultBuilder]: At program point L141-1(lines 136 144) the Hoare annotation is: false [2021-10-28 23:19:59,234 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-28 23:19:59,234 INFO L853 garLoopResultBuilder]: At program point L141-2(lines 136 144) the Hoare annotation is: false [2021-10-28 23:19:59,235 INFO L853 garLoopResultBuilder]: At program point L141-3(lines 136 144) the Hoare annotation is: false [2021-10-28 23:19:59,235 INFO L853 garLoopResultBuilder]: At program point L141-4(lines 136 144) the Hoare annotation is: false [2021-10-28 23:19:59,235 INFO L853 garLoopResultBuilder]: At program point L141-5(lines 136 144) the Hoare annotation is: false [2021-10-28 23:19:59,235 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2021-10-28 23:19:59,236 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 414) no Hoare annotation was computed. [2021-10-28 23:19:59,236 INFO L853 garLoopResultBuilder]: At program point L408-1(lines 408 414) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,236 INFO L853 garLoopResultBuilder]: At program point L309(lines 304 312) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,236 INFO L853 garLoopResultBuilder]: At program point L309-1(lines 304 312) the Hoare annotation is: false [2021-10-28 23:19:59,237 INFO L853 garLoopResultBuilder]: At program point L309-2(lines 304 312) the Hoare annotation is: false [2021-10-28 23:19:59,237 INFO L853 garLoopResultBuilder]: At program point L179(lines 174 182) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,237 INFO L857 garLoopResultBuilder]: For program point L545(line 545) no Hoare annotation was computed. [2021-10-28 23:19:59,237 INFO L857 garLoopResultBuilder]: For program point L545-1(line 545) no Hoare annotation was computed. [2021-10-28 23:19:59,238 INFO L857 garLoopResultBuilder]: For program point L545-2(line 545) no Hoare annotation was computed. [2021-10-28 23:19:59,238 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:19:59,238 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-28 23:19:59,239 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 431) no Hoare annotation was computed. [2021-10-28 23:19:59,239 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:19:59,239 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 273) no Hoare annotation was computed. [2021-10-28 23:19:59,240 INFO L857 garLoopResultBuilder]: For program point L256-1(lines 256 273) no Hoare annotation was computed. [2021-10-28 23:19:59,240 INFO L857 garLoopResultBuilder]: For program point L256-2(lines 256 273) no Hoare annotation was computed. [2021-10-28 23:19:59,240 INFO L857 garLoopResultBuilder]: For program point L389(lines 388 435) no Hoare annotation was computed. [2021-10-28 23:19:59,240 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 394) no Hoare annotation was computed. [2021-10-28 23:19:59,241 INFO L853 garLoopResultBuilder]: At program point L456-2(lines 456 470) the Hoare annotation is: false [2021-10-28 23:19:59,241 INFO L857 garLoopResultBuilder]: For program point L457(line 457) no Hoare annotation was computed. [2021-10-28 23:19:59,242 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,243 INFO L857 garLoopResultBuilder]: For program point L358-2(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,243 INFO L857 garLoopResultBuilder]: For program point L358-3(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,243 INFO L857 garLoopResultBuilder]: For program point L358-5(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,244 INFO L857 garLoopResultBuilder]: For program point L358-6(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,245 INFO L857 garLoopResultBuilder]: For program point L358-8(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,245 INFO L857 garLoopResultBuilder]: For program point L358-9(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,246 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:19:59,246 INFO L857 garLoopResultBuilder]: For program point L358-11(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,246 INFO L857 garLoopResultBuilder]: For program point L358-12(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,246 INFO L857 garLoopResultBuilder]: For program point L358-14(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,246 INFO L857 garLoopResultBuilder]: For program point L358-15(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,247 INFO L857 garLoopResultBuilder]: For program point L358-17(lines 358 362) no Hoare annotation was computed. [2021-10-28 23:19:59,247 INFO L857 garLoopResultBuilder]: For program point L260(lines 260 268) no Hoare annotation was computed. [2021-10-28 23:19:59,247 INFO L857 garLoopResultBuilder]: For program point L260-1(lines 260 268) no Hoare annotation was computed. [2021-10-28 23:19:59,247 INFO L857 garLoopResultBuilder]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2021-10-28 23:19:59,247 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 571) no Hoare annotation was computed. [2021-10-28 23:19:59,248 INFO L853 garLoopResultBuilder]: At program point L558-1(lines 1 940) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,250 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 571) no Hoare annotation was computed. [2021-10-28 23:19:59,250 INFO L853 garLoopResultBuilder]: At program point L558-3(lines 1 940) the Hoare annotation is: false [2021-10-28 23:19:59,251 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 430) no Hoare annotation was computed. [2021-10-28 23:19:59,251 INFO L857 garLoopResultBuilder]: For program point L558-4(lines 558 571) no Hoare annotation was computed. [2021-10-28 23:19:59,254 INFO L853 garLoopResultBuilder]: At program point L558-5(lines 1 940) the Hoare annotation is: false [2021-10-28 23:19:59,255 INFO L853 garLoopResultBuilder]: At program point L426-2(lines 198 204) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,255 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-28 23:19:59,255 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-28 23:19:59,255 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-28 23:19:59,255 INFO L857 garLoopResultBuilder]: For program point L460(lines 460 464) no Hoare annotation was computed. [2021-10-28 23:19:59,256 INFO L857 garLoopResultBuilder]: For program point L460-1(lines 198 204) no Hoare annotation was computed. [2021-10-28 23:19:59,256 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 534) no Hoare annotation was computed. [2021-10-28 23:19:59,256 INFO L860 garLoopResultBuilder]: At program point L527-1(lines 527 534) the Hoare annotation is: true [2021-10-28 23:19:59,256 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 247) no Hoare annotation was computed. [2021-10-28 23:19:59,256 INFO L857 garLoopResultBuilder]: For program point L230-1(lines 230 247) no Hoare annotation was computed. [2021-10-28 23:19:59,257 INFO L857 garLoopResultBuilder]: For program point L230-2(lines 230 247) no Hoare annotation was computed. [2021-10-28 23:19:59,257 INFO L857 garLoopResultBuilder]: For program point L230-3(lines 230 247) no Hoare annotation was computed. [2021-10-28 23:19:59,257 INFO L857 garLoopResultBuilder]: For program point L230-4(lines 230 247) no Hoare annotation was computed. [2021-10-28 23:19:59,258 INFO L857 garLoopResultBuilder]: For program point L230-5(lines 230 247) no Hoare annotation was computed. [2021-10-28 23:19:59,258 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:19:59,258 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2021-10-28 23:19:59,258 INFO L853 garLoopResultBuilder]: At program point L198(lines 197 216) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,259 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 204) no Hoare annotation was computed. [2021-10-28 23:19:59,259 INFO L853 garLoopResultBuilder]: At program point L132(lines 127 135) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,259 INFO L853 garLoopResultBuilder]: At program point L198-2(lines 197 216) the Hoare annotation is: false [2021-10-28 23:19:59,259 INFO L853 garLoopResultBuilder]: At program point L132-1(lines 127 135) the Hoare annotation is: false [2021-10-28 23:19:59,260 INFO L853 garLoopResultBuilder]: At program point L198-3(lines 197 216) the Hoare annotation is: false [2021-10-28 23:19:59,260 INFO L853 garLoopResultBuilder]: At program point L132-2(lines 127 135) the Hoare annotation is: false [2021-10-28 23:19:59,260 INFO L857 garLoopResultBuilder]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-10-28 23:19:59,260 INFO L857 garLoopResultBuilder]: For program point L562-2(lines 562 568) no Hoare annotation was computed. [2021-10-28 23:19:59,260 INFO L857 garLoopResultBuilder]: For program point L562-4(lines 562 568) no Hoare annotation was computed. [2021-10-28 23:19:59,261 INFO L853 garLoopResultBuilder]: At program point L364(lines 349 367) the Hoare annotation is: false [2021-10-28 23:19:59,261 INFO L853 garLoopResultBuilder]: At program point L364-1(lines 349 367) the Hoare annotation is: false [2021-10-28 23:19:59,261 INFO L853 garLoopResultBuilder]: At program point L364-2(lines 349 367) the Hoare annotation is: false [2021-10-28 23:19:59,261 INFO L853 garLoopResultBuilder]: At program point L364-3(lines 349 367) the Hoare annotation is: false [2021-10-28 23:19:59,261 INFO L853 garLoopResultBuilder]: At program point L364-4(lines 349 367) the Hoare annotation is: false [2021-10-28 23:19:59,263 INFO L853 garLoopResultBuilder]: At program point L364-5(lines 349 367) the Hoare annotation is: false [2021-10-28 23:19:59,263 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: false [2021-10-28 23:19:59,264 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-10-28 23:19:59,264 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: false [2021-10-28 23:19:59,264 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 404) no Hoare annotation was computed. [2021-10-28 23:19:59,264 INFO L853 garLoopResultBuilder]: At program point L398-1(lines 398 404) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 23:19:59,268 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 23:19:59,270 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:19:59,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:19:59 BoogieIcfgContainer [2021-10-28 23:19:59,324 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:19:59,325 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:19:59,325 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:19:59,325 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:19:59,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:57" (3/4) ... [2021-10-28 23:19:59,329 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:19:59,359 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:19:59,361 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:19:59,362 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:19:59,363 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:19:59,364 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:19:59,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:19:59,367 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:19:59,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 23:19:59,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 23:19:59,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,397 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 23:19:59,507 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:19:59,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:19:59,509 INFO L168 Benchmark]: Toolchain (without parser) took 4329.34 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 60.0 MB in the beginning and 65.6 MB in the end (delta: -5.6 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:19:59,510 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 94.4 MB. Free memory was 67.7 MB in the beginning and 67.7 MB in the end (delta: 30.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:19:59,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.60 ms. Allocated memory is still 94.4 MB. Free memory was 59.8 MB in the beginning and 64.1 MB in the end (delta: -4.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:19:59,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.19 ms. Allocated memory is still 94.4 MB. Free memory was 64.1 MB in the beginning and 60.6 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:19:59,512 INFO L168 Benchmark]: Boogie Preprocessor took 71.98 ms. Allocated memory is still 94.4 MB. Free memory was 60.6 MB in the beginning and 58.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:19:59,513 INFO L168 Benchmark]: RCFGBuilder took 1167.22 ms. Allocated memory is still 94.4 MB. Free memory was 58.0 MB in the beginning and 53.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:19:59,513 INFO L168 Benchmark]: TraceAbstraction took 2125.76 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 52.7 MB in the beginning and 74.3 MB in the end (delta: -21.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:19:59,514 INFO L168 Benchmark]: Witness Printer took 182.24 ms. Allocated memory is still 136.3 MB. Free memory was 74.3 MB in the beginning and 65.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:19:59,516 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 94.4 MB. Free memory was 67.7 MB in the beginning and 67.7 MB in the end (delta: 30.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 656.60 ms. Allocated memory is still 94.4 MB. Free memory was 59.8 MB in the beginning and 64.1 MB in the end (delta: -4.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.19 ms. Allocated memory is still 94.4 MB. Free memory was 64.1 MB in the beginning and 60.6 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.98 ms. Allocated memory is still 94.4 MB. Free memory was 60.6 MB in the beginning and 58.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1167.22 ms. Allocated memory is still 94.4 MB. Free memory was 58.0 MB in the beginning and 53.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2125.76 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 52.7 MB in the beginning and 74.3 MB in the end (delta: -21.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. * Witness Printer took 182.24 ms. Allocated memory is still 136.3 MB. Free memory was 74.3 MB in the beginning and 65.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 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: 545]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 545]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 545]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 408 SDtfs, 504 SDslu, 270 SDs, 0 SdLazy, 69 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 57 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 73 NumberOfFragments, 213 HoareAnnotationTreeSize, 43 FomulaSimplifications, 803 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 105 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, 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: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:19:59,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f83091d-3291-4e13-afd8-51c54325e2af/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...