./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:22:53,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:22:53,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:22:53,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:22:53,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:22:53,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:22:53,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:22:53,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:22:53,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:22:53,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:22:53,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:22:53,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:22:53,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:22:53,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:22:53,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:22:53,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:22:53,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:22:53,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:22:53,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:22:53,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:22:53,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:22:53,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:22:53,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:22:53,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:22:53,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:22:53,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:22:53,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:22:53,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:22:53,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:22:53,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:22:53,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:22:53,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:22:53,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:22:53,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:22:53,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:22:53,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:22:53,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:22:53,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:22:53,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:22:53,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:22:53,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:22:53,812 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:22:53,847 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:22:53,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:22:53,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:22:53,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:22:53,850 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:22:53,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:22:53,850 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:22:53,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:22:53,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:22:53,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:22:53,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:22:53,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:22:53,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:22:53,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:22:53,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:22:53,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:22:53,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:22:53,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:22:53,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:22:53,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:22:53,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:22:53,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:22:53,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:22:53,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:22:53,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:22:53,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:22:53,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:22:53,862 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:22:53,862 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_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57ef4714e94677ff3ffda9fa58ccb58875f35cc3 [2021-10-11 00:22:54,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:22:54,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:22:54,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:22:54,193 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:22:54,194 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:22:54,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-10-11 00:22:54,264 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/data/57b5bba4b/ea2847935e934990b0221fee02c40c87/FLAG2f6431c49 [2021-10-11 00:22:54,883 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:22:54,883 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c [2021-10-11 00:22:54,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/data/57b5bba4b/ea2847935e934990b0221fee02c40c87/FLAG2f6431c49 [2021-10-11 00:22:55,181 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/data/57b5bba4b/ea2847935e934990b0221fee02c40c87 [2021-10-11 00:22:55,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:22:55,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:22:55,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:55,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:22:55,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:22:55,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9d13e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55, skipping insertion in model container [2021-10-11 00:22:55,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:22:55,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:55,561 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-10-11 00:22:55,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:55,582 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:22:55,671 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/sv-benchmarks/c/product-lines/minepump_spec2_product30.cil.c[17658,17671] [2021-10-11 00:22:55,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:55,708 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:22:55,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55 WrapperNode [2021-10-11 00:22:55,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:55,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:55,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:22:55,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:22:55,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:55,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:22:55,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:22:55,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:22:55,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... [2021-10-11 00:22:55,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:22:55,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:22:55,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:22:55,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:22:55,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:22:55,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:22:55,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:22:55,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:22:55,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:22:56,993 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:22:56,993 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-11 00:22:56,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:56 BoogieIcfgContainer [2021-10-11 00:22:56,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:22:57,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:22:57,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:22:57,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:22:57,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:22:55" (1/3) ... [2021-10-11 00:22:57,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404b330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:22:57, skipping insertion in model container [2021-10-11 00:22:57,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:55" (2/3) ... [2021-10-11 00:22:57,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404b330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:22:57, skipping insertion in model container [2021-10-11 00:22:57,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:56" (3/3) ... [2021-10-11 00:22:57,008 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product30.cil.c [2021-10-11 00:22:57,021 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:22:57,025 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:22:57,037 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:22:57,070 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:22:57,077 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:22:57,077 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:22:57,077 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:22:57,078 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:22:57,078 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:22:57,078 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:22:57,078 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:22:57,097 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2021-10-11 00:22:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:22:57,105 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:57,105 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:57,106 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:57,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:57,112 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-10-11 00:22:57,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:57,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932751033] [2021-10-11 00:22:57,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:57,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932751033] [2021-10-11 00:22:57,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:57,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:22:57,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768441727] [2021-10-11 00:22:57,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:22:57,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:57,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:22:57,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:22:57,430 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2021-10-11 00:22:57,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:57,462 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-11 00:22:57,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:22:57,464 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:22:57,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:57,493 INFO L225 Difference]: With dead ends: 211 [2021-10-11 00:22:57,493 INFO L226 Difference]: Without dead ends: 105 [2021-10-11 00:22:57,499 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:22:57,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-11 00:22:57,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-11 00:22:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2021-10-11 00:22:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-10-11 00:22:57,560 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-10-11 00:22:57,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:57,560 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-10-11 00:22:57,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:22:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-10-11 00:22:57,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:22:57,565 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:57,565 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:57,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:22:57,565 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:57,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:57,569 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-10-11 00:22:57,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:57,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833446980] [2021-10-11 00:22:57,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:57,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:57,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833446980] [2021-10-11 00:22:57,731 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:57,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:22:57,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295915193] [2021-10-11 00:22:57,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:22:57,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:57,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:22:57,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:57,734 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 3 states. [2021-10-11 00:22:57,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:57,749 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-10-11 00:22:57,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:22:57,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:22:57,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:57,751 INFO L225 Difference]: With dead ends: 105 [2021-10-11 00:22:57,751 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 00:22:57,752 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:22:57,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 00:22:57,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 00:22:57,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 00:22:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-11 00:22:57,758 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-10-11 00:22:57,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:57,758 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-11 00:22:57,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:22:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-11 00:22:57,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:22:57,759 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:57,760 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:57,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:22:57,760 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:57,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:57,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-10-11 00:22:57,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:57,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023829457] [2021-10-11 00:22:57,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:57,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:57,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023829457] [2021-10-11 00:22:57,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:57,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:22:57,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61643056] [2021-10-11 00:22:57,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:22:57,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:57,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:22:57,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:57,900 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 5 states. [2021-10-11 00:22:57,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:57,956 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-10-11 00:22:57,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:22:57,956 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 00:22:57,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:57,965 INFO L225 Difference]: With dead ends: 83 [2021-10-11 00:22:57,965 INFO L226 Difference]: Without dead ends: 45 [2021-10-11 00:22:57,966 INFO L677 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 [2021-10-11 00:22:57,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-11 00:22:57,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-11 00:22:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-10-11 00:22:57,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-10-11 00:22:57,971 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-10-11 00:22:57,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:57,972 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-10-11 00:22:57,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:22:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-10-11 00:22:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:22:57,973 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:57,973 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:57,973 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:22:57,973 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:57,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:57,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-10-11 00:22:57,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:57,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546075717] [2021-10-11 00:22:57,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:58,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:58,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546075717] [2021-10-11 00:22:58,142 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:58,142 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:22:58,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802769961] [2021-10-11 00:22:58,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:22:58,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:58,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:22:58,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:58,147 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand 5 states. [2021-10-11 00:22:58,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:58,285 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-10-11 00:22:58,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:22:58,301 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2021-10-11 00:22:58,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:58,304 INFO L225 Difference]: With dead ends: 207 [2021-10-11 00:22:58,304 INFO L226 Difference]: Without dead ends: 169 [2021-10-11 00:22:58,305 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:22:58,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-11 00:22:58,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-10-11 00:22:58,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-10-11 00:22:58,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-11 00:22:58,327 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-10-11 00:22:58,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:58,328 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-11 00:22:58,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:22:58,328 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-11 00:22:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 00:22:58,329 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:22:58,329 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:58,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:22:58,330 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:22:58,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:58,330 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-10-11 00:22:58,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:58,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130053709] [2021-10-11 00:22:58,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:58,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:58,434 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130053709] [2021-10-11 00:22:58,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:58,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:22:58,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235002924] [2021-10-11 00:22:58,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:22:58,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:58,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:22:58,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:58,437 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 5 states. [2021-10-11 00:22:58,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:58,496 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-10-11 00:22:58,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:22:58,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 00:22:58,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:22:58,498 INFO L225 Difference]: With dead ends: 176 [2021-10-11 00:22:58,498 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:22:58,499 INFO L677 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 [2021-10-11 00:22:58,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:22:58,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:22:58,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:22:58,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:22:58,500 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-11 00:22:58,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:22:58,501 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:58,501 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:22:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:22:58,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:22:58,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:22:58,503 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:22:58,862 INFO L258 CegarLoopResult]: At program point L729(lines 729 735) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,863 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-10-11 00:22:58,863 INFO L258 CegarLoopResult]: At program point L729-1(lines 729 735) the Hoare annotation is: false [2021-10-11 00:22:58,863 INFO L258 CegarLoopResult]: At program point L729-2(lines 729 735) the Hoare annotation is: false [2021-10-11 00:22:58,863 INFO L258 CegarLoopResult]: At program point L597(lines 592 600) the Hoare annotation is: false [2021-10-11 00:22:58,864 INFO L258 CegarLoopResult]: At program point L597-1(lines 592 600) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,864 INFO L258 CegarLoopResult]: At program point L597-2(lines 592 600) the Hoare annotation is: false [2021-10-11 00:22:58,864 INFO L258 CegarLoopResult]: At program point L597-3(lines 592 600) the Hoare annotation is: false [2021-10-11 00:22:58,865 INFO L258 CegarLoopResult]: At program point L597-4(lines 592 600) the Hoare annotation is: false [2021-10-11 00:22:58,865 INFO L258 CegarLoopResult]: At program point L597-5(lines 592 600) the Hoare annotation is: false [2021-10-11 00:22:58,865 INFO L262 CegarLoopResult]: For program point L664(lines 664 670) no Hoare annotation was computed. [2021-10-11 00:22:58,865 INFO L258 CegarLoopResult]: At program point L664-1(lines 664 670) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,866 INFO L258 CegarLoopResult]: At program point L433(lines 1 964) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-10-11 00:22:58,866 INFO L262 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-10-11 00:22:58,866 INFO L265 CegarLoopResult]: At program point L535-1(lines 535 542) the Hoare annotation is: true [2021-10-11 00:22:58,866 INFO L262 CegarLoopResult]: For program point L899(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,867 INFO L262 CegarLoopResult]: For program point L899-2(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,867 INFO L262 CegarLoopResult]: For program point L899-3(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,867 INFO L262 CegarLoopResult]: For program point L899-5(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,867 INFO L262 CegarLoopResult]: For program point L899-6(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,867 INFO L262 CegarLoopResult]: For program point L899-8(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,868 INFO L262 CegarLoopResult]: For program point L899-9(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,868 INFO L262 CegarLoopResult]: For program point L899-11(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,868 INFO L262 CegarLoopResult]: For program point L899-12(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,868 INFO L262 CegarLoopResult]: For program point L899-14(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,868 INFO L262 CegarLoopResult]: For program point L899-15(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,868 INFO L262 CegarLoopResult]: For program point L899-17(lines 899 903) no Hoare annotation was computed. [2021-10-11 00:22:58,869 INFO L258 CegarLoopResult]: At program point L933(lines 928 935) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,869 INFO L258 CegarLoopResult]: At program point L702(lines 653 703) the Hoare annotation is: false [2021-10-11 00:22:58,869 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-10-11 00:22:58,870 INFO L258 CegarLoopResult]: At program point L638(lines 633 641) the Hoare annotation is: false [2021-10-11 00:22:58,874 INFO L258 CegarLoopResult]: At program point L638-1(lines 633 641) the Hoare annotation is: false [2021-10-11 00:22:58,874 INFO L262 CegarLoopResult]: For program point L572(lines 572 576) no Hoare annotation was computed. [2021-10-11 00:22:58,875 INFO L258 CegarLoopResult]: At program point L638-2(lines 633 641) the Hoare annotation is: false [2021-10-11 00:22:58,875 INFO L258 CegarLoopResult]: At program point L638-3(lines 633 641) the Hoare annotation is: false [2021-10-11 00:22:58,875 INFO L258 CegarLoopResult]: At program point L638-4(lines 633 641) the Hoare annotation is: false [2021-10-11 00:22:58,875 INFO L258 CegarLoopResult]: At program point L638-5(lines 633 641) the Hoare annotation is: false [2021-10-11 00:22:58,875 INFO L258 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,876 INFO L258 CegarLoopResult]: At program point L905(lines 890 908) the Hoare annotation is: false [2021-10-11 00:22:58,877 INFO L258 CegarLoopResult]: At program point L905-1(lines 890 908) the Hoare annotation is: false [2021-10-11 00:22:58,877 INFO L258 CegarLoopResult]: At program point L905-2(lines 890 908) the Hoare annotation is: false [2021-10-11 00:22:58,878 INFO L258 CegarLoopResult]: At program point L905-3(lines 890 908) the Hoare annotation is: false [2021-10-11 00:22:58,878 INFO L258 CegarLoopResult]: At program point L905-4(lines 890 908) the Hoare annotation is: false [2021-10-11 00:22:58,885 INFO L258 CegarLoopResult]: At program point L905-5(lines 890 908) the Hoare annotation is: false [2021-10-11 00:22:58,885 INFO L262 CegarLoopResult]: For program point L674(lines 674 680) no Hoare annotation was computed. [2021-10-11 00:22:58,886 INFO L258 CegarLoopResult]: At program point L674-1(lines 674 680) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,886 INFO L258 CegarLoopResult]: At program point L509(lines 505 511) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,886 INFO L258 CegarLoopResult]: At program point L841(lines 834 844) the Hoare annotation is: false [2021-10-11 00:22:58,886 INFO L258 CegarLoopResult]: At program point L841-1(lines 834 844) the Hoare annotation is: false [2021-10-11 00:22:58,886 INFO L258 CegarLoopResult]: At program point L841-2(lines 834 844) the Hoare annotation is: false [2021-10-11 00:22:58,886 INFO L265 CegarLoopResult]: At program point L544(lines 525 547) the Hoare annotation is: true [2021-10-11 00:22:58,887 INFO L262 CegarLoopResult]: For program point L944(lines 944 961) no Hoare annotation was computed. [2021-10-11 00:22:58,887 INFO L258 CegarLoopResult]: At program point L944-1(lines 1 964) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,887 INFO L262 CegarLoopResult]: For program point L944-2(lines 944 961) no Hoare annotation was computed. [2021-10-11 00:22:58,887 INFO L258 CegarLoopResult]: At program point L944-3(lines 1 964) the Hoare annotation is: false [2021-10-11 00:22:58,887 INFO L262 CegarLoopResult]: For program point L944-4(lines 944 961) no Hoare annotation was computed. [2021-10-11 00:22:58,887 INFO L258 CegarLoopResult]: At program point L944-5(lines 1 964) the Hoare annotation is: false [2021-10-11 00:22:58,887 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:22:58,888 INFO L262 CegarLoopResult]: For program point L780(lines 780 797) no Hoare annotation was computed. [2021-10-11 00:22:58,888 INFO L262 CegarLoopResult]: For program point L780-1(lines 780 797) no Hoare annotation was computed. [2021-10-11 00:22:58,888 INFO L262 CegarLoopResult]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2021-10-11 00:22:58,888 INFO L262 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2021-10-11 00:22:58,888 INFO L262 CegarLoopResult]: For program point L948(lines 948 958) no Hoare annotation was computed. [2021-10-11 00:22:58,888 INFO L262 CegarLoopResult]: For program point L948-2(lines 948 958) no Hoare annotation was computed. [2021-10-11 00:22:58,888 INFO L262 CegarLoopResult]: For program point L948-4(lines 948 958) no Hoare annotation was computed. [2021-10-11 00:22:58,889 INFO L262 CegarLoopResult]: For program point L684(lines 684 697) no Hoare annotation was computed. [2021-10-11 00:22:58,889 INFO L262 CegarLoopResult]: For program point L949(lines 949 955) no Hoare annotation was computed. [2021-10-11 00:22:58,889 INFO L262 CegarLoopResult]: For program point L949-2(lines 949 955) no Hoare annotation was computed. [2021-10-11 00:22:58,890 INFO L258 CegarLoopResult]: At program point L850(lines 845 853) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,890 INFO L258 CegarLoopResult]: At program point L850-1(lines 845 853) the Hoare annotation is: false [2021-10-11 00:22:58,890 INFO L262 CegarLoopResult]: For program point L949-4(lines 949 955) no Hoare annotation was computed. [2021-10-11 00:22:58,890 INFO L262 CegarLoopResult]: For program point L784(lines 784 792) no Hoare annotation was computed. [2021-10-11 00:22:58,891 INFO L258 CegarLoopResult]: At program point L850-2(lines 845 853) the Hoare annotation is: false [2021-10-11 00:22:58,891 INFO L262 CegarLoopResult]: For program point L784-1(lines 784 792) no Hoare annotation was computed. [2021-10-11 00:22:58,892 INFO L262 CegarLoopResult]: For program point L784-2(lines 784 792) no Hoare annotation was computed. [2021-10-11 00:22:58,893 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:22:58,893 INFO L262 CegarLoopResult]: For program point L754(lines 754 771) no Hoare annotation was computed. [2021-10-11 00:22:58,893 INFO L262 CegarLoopResult]: For program point L754-1(lines 754 771) no Hoare annotation was computed. [2021-10-11 00:22:58,893 INFO L262 CegarLoopResult]: For program point L754-2(lines 754 771) no Hoare annotation was computed. [2021-10-11 00:22:58,893 INFO L262 CegarLoopResult]: For program point L655(lines 654 701) no Hoare annotation was computed. [2021-10-11 00:22:58,893 INFO L262 CegarLoopResult]: For program point L754-3(lines 754 771) no Hoare annotation was computed. [2021-10-11 00:22:58,894 INFO L262 CegarLoopResult]: For program point L754-4(lines 754 771) no Hoare annotation was computed. [2021-10-11 00:22:58,894 INFO L262 CegarLoopResult]: For program point L754-5(lines 754 771) no Hoare annotation was computed. [2021-10-11 00:22:58,894 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:22:58,894 INFO L258 CegarLoopResult]: At program point L722(lines 721 740) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,894 INFO L262 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2021-10-11 00:22:58,894 INFO L262 CegarLoopResult]: For program point L656(lines 656 660) no Hoare annotation was computed. [2021-10-11 00:22:58,894 INFO L258 CegarLoopResult]: At program point L722-2(lines 721 740) the Hoare annotation is: false [2021-10-11 00:22:58,895 INFO L258 CegarLoopResult]: At program point L722-3(lines 721 740) the Hoare annotation is: false [2021-10-11 00:22:58,895 INFO L258 CegarLoopResult]: At program point L458-2(lines 458 472) the Hoare annotation is: false [2021-10-11 00:22:58,895 INFO L262 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2021-10-11 00:22:58,895 INFO L262 CegarLoopResult]: For program point L922(line 922) no Hoare annotation was computed. [2021-10-11 00:22:58,895 INFO L262 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2021-10-11 00:22:58,895 INFO L262 CegarLoopResult]: For program point L922-2(line 922) no Hoare annotation was computed. [2021-10-11 00:22:58,895 INFO L262 CegarLoopResult]: For program point L758(lines 758 766) no Hoare annotation was computed. [2021-10-11 00:22:58,896 INFO L262 CegarLoopResult]: For program point L758-1(lines 758 766) no Hoare annotation was computed. [2021-10-11 00:22:58,896 INFO L262 CegarLoopResult]: For program point L692(lines 692 696) no Hoare annotation was computed. [2021-10-11 00:22:58,896 INFO L262 CegarLoopResult]: For program point L758-2(lines 758 766) no Hoare annotation was computed. [2021-10-11 00:22:58,896 INFO L262 CegarLoopResult]: For program point L758-3(lines 758 766) no Hoare annotation was computed. [2021-10-11 00:22:58,896 INFO L258 CegarLoopResult]: At program point L692-2(lines 722 728) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:22:58,897 INFO L262 CegarLoopResult]: For program point L758-4(lines 758 766) no Hoare annotation was computed. [2021-10-11 00:22:58,898 INFO L262 CegarLoopResult]: For program point L758-5(lines 758 766) no Hoare annotation was computed. [2021-10-11 00:22:58,898 INFO L262 CegarLoopResult]: For program point L560(lines 560 564) no Hoare annotation was computed. [2021-10-11 00:22:58,898 INFO L262 CegarLoopResult]: For program point L560-3(lines 560 564) no Hoare annotation was computed. [2021-10-11 00:22:58,898 INFO L262 CegarLoopResult]: For program point L560-6(lines 560 564) no Hoare annotation was computed. [2021-10-11 00:22:58,898 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:22:58,898 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 922) no Hoare annotation was computed. [2021-10-11 00:22:58,899 INFO L262 CegarLoopResult]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-10-11 00:22:58,899 INFO L262 CegarLoopResult]: For program point L462-1(lines 722 728) no Hoare annotation was computed. [2021-10-11 00:22:58,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:22:58 BoogieIcfgContainer [2021-10-11 00:22:58,938 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:22:58,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:22:58,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:22:58,939 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:22:58,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:56" (3/4) ... [2021-10-11 00:22:58,942 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:22:58,970 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:22:58,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:22:58,972 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:22:58,973 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:22:58,974 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:22:58,975 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:22:58,976 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:22:59,000 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2021-10-11 00:22:59,001 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2021-10-11 00:22:59,001 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2021-10-11 00:22:59,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,002 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,003 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,007 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:22:59,109 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ea321d-d3b1-489c-b419-6676149945fe/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:22:59,109 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:22:59,111 INFO L168 Benchmark]: Toolchain (without parser) took 3923.53 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 68.7 MB in the beginning and 61.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:59,112 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 100.7 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:59,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.59 ms. Allocated memory is still 100.7 MB. Free memory was 68.4 MB in the beginning and 65.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:59,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.91 ms. Allocated memory is still 100.7 MB. Free memory was 64.9 MB in the beginning and 61.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:59,113 INFO L168 Benchmark]: Boogie Preprocessor took 73.51 ms. Allocated memory is still 100.7 MB. Free memory was 61.4 MB in the beginning and 59.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:59,114 INFO L168 Benchmark]: RCFGBuilder took 1117.82 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 59.1 MB in the beginning and 58.2 MB in the end (delta: 835.5 kB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:59,114 INFO L168 Benchmark]: TraceAbstraction took 1938.19 ms. Allocated memory is still 121.6 MB. Free memory was 57.5 MB in the beginning and 71.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:59,114 INFO L168 Benchmark]: Witness Printer took 171.09 ms. Allocated memory is still 121.6 MB. Free memory was 71.1 MB in the beginning and 61.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:59,116 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 100.7 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 512.59 ms. Allocated memory is still 100.7 MB. Free memory was 68.4 MB in the beginning and 65.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.91 ms. Allocated memory is still 100.7 MB. Free memory was 64.9 MB in the beginning and 61.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.51 ms. Allocated memory is still 100.7 MB. Free memory was 61.4 MB in the beginning and 59.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1117.82 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 59.1 MB in the beginning and 58.2 MB in the end (delta: 835.5 kB). Peak memory consumption was 33.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1938.19 ms. Allocated memory is still 121.6 MB. Free memory was 57.5 MB in the beginning and 71.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. * Witness Printer took 171.09 ms. Allocated memory is still 121.6 MB. Free memory was 71.1 MB in the beginning and 61.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 922]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 427 SDtfs, 507 SDslu, 367 SDs, 0 SdLazy, 65 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, 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, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 230 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1908 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 70 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 5043 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...